MBOSE Class 10 Question Paper 2026 for Electronics

FOR MBOSE CLASS 10 EXAM PREPARATION

MBOSE Class 10 2026
Question Paper ·
Electronics
EXAM YEAR TYPE SUBJECT

MBOSE Class 10 2026 Question Paper Electronics

Notes · Sample Papers · Previous Year Papers · Mock Tests

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Total No. of Printed Pages—4
26/VC/EL
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s e ELECTRONICS
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a Full Marks : 30
Time : 1 hour

The figures in the margin indicate full marks for the questions

1. Choose the correct answer : 1×8=8
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(a) _____ is an active fire protection device used to
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extinguish or control small fires.
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(i) Fire brigade servicea
(ii) Fire alarm
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(iii) Fire extinguisher

(b) The SI unit of magnetic field is
(i) tesla
(ii) volt per metre
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(iii) newton second/coulomb

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las (c) In _____, the heating effect of a high-powergmicro-
wave beam was accidentally discovered bya_____.
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(i) 1947, Percy Spencer
(ii) 1945, Percy Spencer
(iii) None of the above
/21 [ P.T.O.

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( 2 )

(d) The OLP button is located at the _____ of the unit.

(i) top

(ii) bottom

(iii) center

(e) No two electric lines of force _____ each other.

(i) are parallel to

(ii) meet

(iii) cross

(f) A _____ is a hand held version of the stand mixer.

(i) blender

(ii) hand mixer

(iii) coffee grinder

(g) What is the full form of EMF?

(i) Electromagnetic force

(ii) Electromotive force

(iii) None of the above

(h) An _____ occurs when a person comes in contact
with electrical energy source.

(i) accident

(ii) electric shock

(iii) electrocution

26/VC/EL/21 [ Contd.

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( 3 )

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2. Answer the following questions in 1 word or in 1 sentence
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each (any four) : 1×4=4
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(a) Define CB.
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a(b) What is mixer/grinder?
(c) What is the full form of SF6CB?

(d) Write different models of microwave oven.

(e) What is first aid?

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. in DC fuse?
(f) How to minimize the fuse arcing
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3. Answer the following questions in 3 or 4 sentences each
(any three) : 2×3=6

(a) What is Lorentz force?

(b) What are the preventions of electrical hazard?

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m (c) Describe the cleaning procedure of the base unit of
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(d) What are the four safety measures thatglevery
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household should be aware of regarding the
a placing of microwave oven?

(e) Name the parts of juicer.

26/VC/EL/21 [ P.T.O.

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( 4 )

4. Answer the following essay-type questions (any three) :
4×3=12

(a) What is microwave oven? Explain the working of
microwave oven.

(b) Define relay. Explain the working of relay with
necessary diagram.

(c) Explain the working of different parts of microwave
oven.

(d) What are the common electrical hazards at your
workplace that you are totally unaware of?

(e) Describe the working principle of an electric motor
and also draw the necessary diagram.

  

26/VC/EL/21 26K—1990

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