RUHS BPT 2024 Question Paper

FOR RUSH BPT EXAM PREPARATION

RUSH BPT 2024
Question Paper
EXAM YEAR TYPE

RUSH BPT 2024 Question Paper

Notes · Sample Papers · Previous Year Papers · Mock Tests

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m .co s2024 e m RUSH BPT 2024 Question Paper

s e l a
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RUHS Entrance Examination
Question Paper
BPT 2024
Q. No. 1 If 'g' is the acceleration due to gravity on the earth's surface. Calculate the gain in the
0032001 potential energy if an object of mass 'm' raised from the surface of the earth to a
height equal to the radius 'R' of the earth.
Option A 2mgR

Option B mgR

m
om . co
c m
Option C mgR

m . s e

s e mgR

g l a
l a
Correct Option

g
B
a
a
Q. No. 2
0032002
What is the dimensional Formula of surface tension?

Option A [MT-3]

Option B [M-1 L-1 T1]

Option C [MT-2]

Option D [ML-1 T1]

m
.co
Q. No. 3 A boy can throw a stone up to a maximum height of 10 m. Find out the maximum
0032003 horizontal distance that the boy can throw the same stone up to.

Option A 10 m
e m
Option B 10 m

l as

20 m

20 m
ag

Q. No. 4 A body of mass 'm', accelerates uniformly from rest to 'v1' in time 's'. The
0032004 instantaneous power delivered to the body as a function of time 't' is

m
.co

m
m .co s e m
e la

las ag
ag Option D

Q. No. 5 Find the moment of inertia of a square plate of side "L" and mass 'M' about an axis
0032005 perpendicular to its plane and passing through one of its corners

m . c
c. o s e m
s em
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Q. No. 6
The escape velocity of a body depends upon the Mass (M) as
0032006

Option A M3

Option B M2

Option C M1

Option D M0

Q. No. 7 Planet 'A' has mass MA and radius R. Planet 'B' has half the mass and half the radius
0032007 of Planet A. If the escape velocities from the Planets 'A' and 'B' are vA and vB,
respectively, then calculate the ratio vA:vB

Option A 1:1

Option B 1:2
Option C 2:3

Option D 3:4

Q. No. 8 If 'S' is stress and 'Y' is the Young's modulus of material of a wire. Calculate the
0032008 energy stored in the wire per unit volume

Option A 2S2 Y

Option B S2 Y

Q. No. 9 Water at 30oC (coefficient of viscosity = 0.01 poise) flowing in a tube of diameter 1
0032009
cm with an average velocity of 10 cm.s-1. Calculate the Reynold number
Option A 1000
Option B 2000

Option C 2500
Option D 3000

Q. No. 10 Work done in increasing the size of a soap bubble from a radius of 3 cm to 4 cm is
0032010 nearly (Surface tension of soap solution = 0.03 Nm-1)

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Q. No. 11 Two liquid drops (radius 'r') were merge to form bigger drop. Calculate the surface
0032011 energy of the bigger drop, where, 'T' is the surface tension:

Q. No. 12 In a solid wire of 2 mm diameter a compressional wave travels 10 times faster than
0032012 transverse wave. Calculate tension in this wire if Young's modulus of the wire is
20x1010 N/m2.
Option A 4260 N
Option B 5830 N
Option C 6280 N
Option D 1280 N

Q. No. 13
The amount of heat given to a body which raises its temperature by 1oC is called
0032013
Option A Temperature Gradient

Option B Thermal capacity
Option C Specific heat

Option D Latent Heat

Q. No. 14
0032014

Option A compressible
Option B incompressible

Option C elastic fatigue
Option D none of these

Correct Option B

Q. No. 15
What is the dimensional formula of Planck's constant?
0032015

Option A ML1 T-2

Option B ML2 T-2

Option C ML3 T-1

Option D ML2 T-1

Q. No.
16
0032016

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m .co s e m RUSH BPT 2024 Question Paper

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a Option C
ag

Correct
B
Option

Q. No. 17
The phenomenon of capillarity is primarily due to:
0032017

m
co
Option A Elasticity

Option B Viscosity

. c om e m .
s
Option C Surface Tension
e m
Cohesion
l a
l as
ag
Q. No. ag
18
0032018

Option A 100J

Option B 90J
Option C 99J
Option D 1J

Correct
m
.co
B
Option

Q. No. 19
e m
An organ pipe closed at one end has fundamental frequency of 1400 Hz. Calculate the
0032019
for human Ear is 20kHz]
l as
number of over tones a normal person can hear. [Given, maximum audible frequency

7
8
ag
Option C 9
Option D 10

Q. No. 20
What is the most abundant element in the universe -
0032020
Option A Oxygen

m
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Option B Carbon

m
.co
Option C Hydrogen

e m
s
Option D Helium

e m Correct Option C
la
las ag
ag Q. No. 21
0032021
According to Wien's law, the wave length corresponding to the maximum energy in
thermal black body radiation is proportional to

Option A T-4

Option B T-2

Option C T2

Option D T-1

The temperature of 'n' moles of an ideal gas is increased from T to 5T through a

c
Q. No. 22
0032022
m
process for which pressure p = aT-1 where 'a' is a constant. Then, the work done by
.
the gas is
c. o s e m
s em
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Page 4 of 18

Option A 2nRT
Option B 4nRT
Option C 8nRT
Option D 10nRT

Q. No. 23 A pipe open at both ends has a fundamental frequency 'n' in air. The pipe is dipped
0032023 vertically in water so that half of it is in water. What will be the fundamental
frequency of the air column?
Option A n
Option B 2n

Q. No. 24 A cylinder with fixed capacity of 67.2 lit contains helium gas at STP. Find out the
0032024 amount of heat needed to raise the temperature of the gas by 20oC. [Given that R =
8.31 J mol-1 K-1]

Option A 486 J
Option B 821 J
Option C 632 J

Option D 748 J

Q. No. 25 The concept of temperature to measure hotness or coldness of a body is consequence
0032025 of
Option A zeroth law of thermodynamics

Option B Newton's law of cooling
Option C first law of thermodynamics

Option D Joule's law

Q. No. 26
0032026 The dimension of 'b' in Van der Waals equation is

Option A [M0 L2 T-1]

Option B [M0 L3 T0]

Option C [M0 L2 T0]

Option D [M0 L3 T-1]
Correct Option B

Q. No. 27 The moment of inertia of a hollow sphere of radius 'R' and mass 'M' about its diameter
0032027 is

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Q. No. 28 If a charge "X" is placed at the centre of the line joining two equal charges "Z" such
0032028 that the system is in equilibrium then find out the value of "X"
Option A Z/4
Option B -Z/4
Option C Z/2
Option D -Z/2

Correct Option B

Q. No. 29 A charged oil drop is suspended in a uniform field of 9x104 V/m so that it neither falls
0032029
nor rises. Calculate the charge on the drop. (Given, the mass of the charge 9.9x10-15
kg and g = 10 m/s2 )

Option A 1.1x10-18 C

Option B 5.0x10-18 C

Option C 3.3x10-18 C

Option D 4.8x10-18 C

Q. No. 30
Which of the following statements about static electricity is true?
0032030

Option A It is caused by the flow of electrons
Option B It is always attractive in nature

Option C It is not affected by the presence of objects
Option D It is generated by stationary charges

Q. No. 31 The given graph shows variation of which quantity (with distance r from centre):
0032031

Option A Electric field of a uniformly charged sphere

Option B Potential of a uniformly charged spherical shell
Option C Potential of a uniformly charged sphere
Option D Electric field of a uniformly charged spherical shell
Correct Option B

Q. No. 32 A network of six identical capacitors, each of value C is made as shown in the figure.
0032032 Find out the equivalent capacitance between points A and B

Option A 3C/4

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m .co s e m RUSH BPT 2024 Question Paper

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Option B 2C
Option C 4C/3
Option D 6C/7

Q. No. 33
The voltage across an inductor in an RL circuit leads the current by:
0032033
Option A 0 degrees
Option B 45 degrees

m
Option C 90 degrees

Option D 180 degrees

om . co

. c em
e m l as
s
Q. No. 34 If 'n' small drops of the same size are charged to 'S' volt each. If they coalesce to
0032034

l a form a single large drop, then its potential will be
ag
ag

Sn2/3
Sn

Option C Sn1/3
Option D S/n

Q. No. 35 Two metal wires of identical dimensions are connected in series. If are
0032035 the conductivities of the metals respectively, the effective conductivity of the
combination is

m
.co

e m
l as
Option C ag

Q. No. 36 The effective capacitance of parallel combination of two capacitors C1 and C2 is 10
0032036 F. When these capacitors are individually connected to a voltage source of 1 V, the

m
energy stored in the capacitor 'C2' is 4 times that of 'C1'. If these capacitors are

.co
connected in series, their effective capacitance will be

m
.co
Option A 3.2 F

e m
s
Option B 4.8 F

e m la
s
Option C 1.2 F

la Option D 1.6 F
ag
ag Correct Option D

Q. No. 37 If there are n capacitors of capacitance 'C' in parallel connected to 'V' volt source,
0032037 then find the energy stored.

m . c
c. o s e m
s em
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Q. No. 38 If a wire of resistance 'X' is bent to form a square ABCD as shown in the figure. The
0032038 effective resistance between E and C is : (E is mid-point of arm CD)

Correct Option B

Q. No. 39 A 220 Volt, 600 Watt bulb is connected across a 110 Volt mains supply. Calculate the
0032039 power consumed by the bulb.

Option A 100 W
Option B 150 W

Option C 200 W
Option D 300 W
Correct Option B

Q. No. 40 Which of the following best describes the behaviour of light when it passes through a
0032040 prism and gets dispersed into its constituent colours?

Option A Reflection
Option B Refraction
Option C Diffraction
Option D Interference

Correct Option B

Q. No. 41 If a heater coil is cut into two equal parts and only one part of the coil is now used in
0032041 the heater. The heat generated will now be how many times?
Option A 1/4
Option B 1/2

Option C 2
Option D 4

Q. No. 42
What will happen if a current is passed through spring?
0032042

Option A It will expand
Option B It will compress
Option C First expand then compress

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Option D No change
Correct Option B

Q. No. 43 An alternating voltage, v(t) = 220 sin (100 t) Volt is applied to a purely resistive
0032043 load of 50 W. Calculate the time taken for the current to rise from half of the peak
value to the peak value.

Option A 6.3 ms
Option B 3.3 ms
Option C 2 ms
Option D 7.2 ms
Correct Option B

Q. No. 44 The magnetic field induction at O, due to current I in a semicircular arc and straight
0032044 conductors (figure) is

Q. No. 45 The symbols, L, C and R represent inductance, capacitance and resistance
0032045 respectively. Which one is not the dimension of frequency?
Option A C/L

Option C R/L
Option D 1/(RC)

Q. No. 46 In Young's double slit experiment, if the slit widths are in the ratio of 1 : 3, the ratio
0032046 of the intensities at the minima and the maxima will be

Option A 1:3
Option B 1:4
Option C 1:6
Option D 1:8
Correct Option B

Q. No. 47 Which part of a transistor is most heavily doped to produce large number of majority
0032047 of carriers?
Option A Emitter
Option B Base

Option C Collector
Option D Any one of the above

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m .co s e m RUSH BPT 2024 Question Paper

s e l a
a Q. No. 48
0032048 ag
In case of an electromagnetic wave, the radiation pressure has the dimensions of

Option A intensity
Option B energy density

Option C energy flux
Option D energy per unit area
Correct Option B

Q. No. 49 =10t2-50t+250. Then
m
The flux linked with a coil at any instant 't' is given by

co
0032049 calculate the induced emf at t = 4s is

om .
Option A -120V

. c e m
s
Option B 100V
e m
-10V
l a
l
as -30V
ag
ag

Q. No. 50 If the kinetic energy of a free electron doubles, it's deBroglie wavelength changes by
0032050 the factor
Option A 1/2

Option B 2

Option C 1/

m
Q. No. 51
0062051
Number of moles present 1 L of water is

m .co
Option A 55.56
s e
l a
ag
Option B 2.05

Option C 18.25
Option D 1000

Q. No. 52
0062052 Energy of electron is related to the nth shell as

Option A 1/n2

Option B n2
Option C 1/n
m
m .co
Option D n

.co m

m s e
s e Q. No. 53

g la
la
Number of electrons present in the d orbital is

a
0062053

ag Option A
10
2
Option C 6

Option D 8
Correct Option B

Q. No. 54
Which of the following is most basic
0062054
Option A LiOH
Option B KOH
m . c
Option C NaOH
c. o s e m
s em
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Page 10 of 18

Option D RbOH

Q. No. 55
Which of the following is correct trend of second ionization energy
0062055

Option A C<N<O<F
Option B C>N>O>F
Option C C<N<F<O
Option D F<N<O>C

Q. No. 56
0062056

Option D T =0

Q. No. 57
What is work done when gas expands from one Litre to 10 Litre at 300 K in vacuum
0062057
Option A 5744.1 J
Option B 0J

Option C 3000 J
Option D 315 J

Correct Option B

Q. No. 58
Enthalpy change in a cyclic process is
0062058

Option A Positive
Option B Negative

Option C Zero
Option D Infinity

Q. No. 59
Which of the following is correct option for EMF and potential difference
0062059
Option A EMF> Potential difference
Option B EMF< Potential difference
Option C EMF= Potential difference
Option D EMF < Potential difference

Q. No. 60
What is basicity of boric acid
0062060
Option A 3
Option B 2

Option C 1
Option D 0

Q. No. 61
Units of 'b' in real gas equation is
0062061

Option A dm3mol-1

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Option B dm3mol

Option C dm3

Option D dm2mol

Q. No. 62
In the presence of a catalyst, the equilibrium constant of a reaction
0062062
Option A increases
Option B decreases

Option C No change
Option D Increases or decreases

Q. No. 63
If change in number of gaseous moles in a reaction is positive then
0062063

Option A Kp=Kc
Option B Kp < Kc
Option C Kp > Kc
Option D Kp=0

Q. No. 64
Which of the following can show +4 oxidation state
0062064
Option A La
Option B Sm

Option C Gd
Option D Ce

Q. No. 65 Two moles of ozone gives three moles of oxygen is an exothermic process. This
0062065 reaction will be favoured by

Option A Low temperature and low pressure
Option B High temperature and low pressure

Option C Low temperature and High pressure
Option D High temperature and high pressure

Q. No. 66
How many molecular orbitals are formed when two p orbitals combine
0062066
Option A 2
Option B 3
Option C 4
Option D 6

Q. No. 67
Which transition element in the first transition series has maximum oxidation state
0062067
Option A Fe
Option B Cr

Option C Cu
Option D Mn

Q. No. 68 ZnO shows yellow color on heating because of

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m .co s e m RUSH BPT 2024 Question Paper

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ag
0062068

a Option A
Metal excess defects
Metal deficiency defects
Option C Stacking fault
Option D Screw dislocations

Q. No. 69
How many unpaired electrons are present in iron (III) in low spin complexes
0062069
Option A 5

m
co
Option B 4

Option C 6

. c om e m .

e m
1

l as
s

l a ag
ag
Q. No. 70
0062070
Which of the following has more basic character

Option A Ce(OH)3

Option B La(OH)3

Option C Lu(OH)3

Option D Eu(OH)3

Correct Option B

Q. No. 71

m
Similarity in properties of second and third transition series is due to mainly

.co
0062071
Option A Same oxidation state
Option B Lanthanide contraction
e m
Option C Same size

l as
ag
Option D Same complexing properties

Correct Option B

Q. No. 72
Number of lone pairs in XeOF4
0062072

Option A 4
Option B 3

Option C 2
Option D 1
m
m .co
.co m
Q. No. 73 As per Ostwald dilution law , the relationship between equilibrium constant and

m
0062073 degree of dissociation is
s e
s e Option A K=C

g la
g la Option B K=C 2
a
a Option C

K=C/

K=C/ 2
Correct Option B

Q. No. 74
The precipitation will take place in case
0062074
Option A Ksp> Ionic product
Option B Ksp< Ionic product

c
Option C Ksp= Ionic product

m .
c. o m
Option D Ksp =2x Ionic product
Correct Option B
s e
s em
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Q. No. 75
If hydroxyl ion concentration is 10-11 then the pH of the solution is
0062075
Option A 11
Option B 7

Option C 3
Option D 0

Q. No. 76
0062076 pH of 10-7 M HCl is

Option A 7.0
Option B 3.0
Option C 6.7
Option D 5.0

Q. No. 77
Heat capacity for all monoatomic solids should be
0062077
Option A 3R
Option B 5R

Option C 2R
Option D 5R

Q. No. 78 For A liquid boils at 80oC, standard enthalpy of vaporization is 35.3 KJ/mol. What will
0062078 be S for vaporization

Option A 0.1 J/K/mol

Option B 4.4 KJ/K/mol
Option C 0.44 J/k/mol
Option D 100 J/K/mol

Q. No. 79
Radial probability curve for 4S orbital has
0062079
Option A Zero node
Option B Two node
Option C Three nodes

Option D Four nodes

Q. No. 80
Higher pH is shown by one normal solution of
0062080
Option A Sodium carbonate

Option B Potassium carbonate
Option C Sodium bicarbonate
Option D Sodium hydroxide

Q. No. 81
Hydronium ion is an example of
0062081
Option A Radical
Option B Base
Option C Acid
Option D Radical cation

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Q. No. 82
0062082

Q. No. 83 Reaction of CH3CN with CH3CH2Li in the acidic medium yields
0062083

Q. No. 84 Which is the correct product of reaction of propene with HBr
0062084 CH3-CH=CH2 + HBr ?

Option A CH3-CH2-CH3

Option B CH3-CH2-CH2-Br

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m .co s e m RUSH BPT 2024 Question Paper

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Option C CH3-CH(Br)-CH3

Option D CH2=CH-CH2-Br

Q. No. 85
Reaction of ketones with alkyl triphenyl phosphorane to yield alkenes is called
0062085
Option A Reformatsky reaction
Option B Wohlard reaction
Option C Wittig reaction
Option D Wurtz reaction
m

om . co
. c e m
Q. No. 86
0062086
e m
Starch is an example of

l as
l
as Monosaccharide
ag
ag

Trisaccharide

Disaccharide
Option D Polysaccharide

Q. No. 87 Which of the following is intermediate during the formation of aryl halide from
0062087 aniline?
Option A Nitrobenzene

Option B Toluene

m
.co
Option C Benzene diazonium halide
Option D Nitrosobenzene

e m
l as
ag
Q. No. 88 Which of the following alcohols give turbid solution after five minutes when ZnCl2 +
0062088 HCl is added.
Option A Primary alcohol

Option B Tertiary alcohol
Option C Secondary alcohol
Option D Quaternary alcohol

Q. No. 89
The formation of cyanohydrin from a ketone is an example of
0062089

m
.co
Option A Electrophilic addition

m
.co
Option B Nucleophilic addition

e m
s
Option C Electrophilic substitution

e m la
s
Option D Nucleophilic substitution

la Correct Option B
ag
ag Q. No. 90
The reagent used to convert carboxylic acid into alcohol is
0062090
Option A Sodium borohyride

Option B Na/alcohol
Option C Zinc amalgam-HCl
Option D Lithium aluminium hydride

Q. No. 91
m . c
c. o
Calculate solubility product of MgCl2 if solubility is S
0062091

e m
em as
s
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Page 16 of 18

Option A 2s3

Option B 3s3

Option C 4s3

Option D 5s3

Q. No. 92
Friedal Craft reaction cannot be given easily by
0062092
Option A Nitrobenzene
Option B Toluene
Option C Cumene
Option D Xylene

Q. No. 93
In the presence of AlCl3 the reaction of benzene with methyl chloride
0062093
Option A Chlorobenzene
Option B Benzyl chloride

Option C Xylene

Option D Toluene

Q. No. 94
Canninzaro rection is given by aldehydes
0062094
Option A Having alpha H atom

Option B Having aromatic structure
Option C Not having alpha hydrogen atoms
Option D Having cyclic structure

Q. No. 95
Which of the following amines give Carbyl amine reaction ?
0062095
Option A Primary
Option B Secondary

Option C Tertiary

Option D Both secondary and tertiary

Q. No. 96
Which of the following structure is destroyed on denaturation
0062096
Option A Primary

Option B Secondary
Option C Tertiary
Option D Both secondary and tertiary

Q. No. 97
With increase in the temperature the electrical conductivity of metals
0062097
Option A Increases
Option B Decreases
Option C Remains same

Option D Increases or decreases
Correct Option B

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Q. No. 98
Chemicals used to relieve pain are called
0062098
Option A Antibiotics
Option B Antihistamines
Option C Antiseptice
Option D Analgesics

Q. No. 99 In DNA nitrogen atom of the base forms bond with which carbon of the sugar
0062099 molecule
Option A C1
Option B C2

Option C C3
Option D C5

Q. No. 100
Which of the following is ambidentate ligand
0062100

Option A Cl
Option B CN
Option C CO

Option D C2O4

Correct Option B

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