MBOSE Class 10 Question Paper 2025 for Electronics

Meghalaya Board of School Education

QUESTION
PAPERS

Total No. of Printed Pages—4
25/VC/EL

2025

ELECTRONICS

( Vocational Course )

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

(a) A motor is a device which converts
(i) mechanical energy into electrical energy
(ii) electrical energy into mechanical energy
(iii) mechanical energy into chemical energy

(b) The speed of motor is measured in
(i) RPS (revolution per second)
(ii) RPH (revolution per hour)
(iii) RPM (revolution per minute)

(c) Fuse rating is equal to
(i) 125% of operating current
(ii) 125% of operating voltage
(iii) 100% of operating current

/25 [ P.T.O.

( 2 )

(d) The area where the power of magnet exists is known
as
(i) electric field
(ii) mechanical field
(iii) magnetic field

(e) Combination of magnetic field and electric force is
called
(i) Lenz law
(ii) vector law
(iii) Lorentz force

(f) Never operate electrical equipment while you are
standing in
(i) table
(ii) ground
(iii) water

(g) Magnetic field lines always make
(i) open loops
(ii) closed loops
(iii) None of the above

(h) _____ discovered law of induction in 1830.
(i) Isaac Newton
(ii) Marie Curie
(iii) Michael Faraday

25/VC/EL/25 [ Contd.

( 3 )

2. Answer the following questions in 1 word or in 1 sentence
each (any four) : 1×4=4

(a) What is juicer?

(b) What is hazard?

(c) What is microwave oven?

(d) What will happen if many devices are plugged in a
circuit?

(e) What is a fuse?

(f) List three ways with which the heat is transferred
into surrounding.

3. Answer the following questions in 3 or 4 sentences each
(any three) : 2×3=6

(a) What are the advantages of a circuit breaker over a
fuse?

(b) What is fire extinguisher and what are its types?

(c) What are the uses or applications of electrical
motor?

(d) What are the steps to be followed when the mixer/
grinder stops due to OLP trip?

(e) What are the preventions of electrical hazard?

25/VC/EL/25 [ P.T.O.

( 4 )

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

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

(b) Describe the following cleaning procedures of a
juicer/mixer/grinder :
(i) Cleaning the blades
(ii) Cleaning the base unit

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

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

(e) Explain the working of microwave oven. What are
the four safety measures that every household
should aware regarding the proper placing of
microwave oven?

HHH

25/VC/EL/25 K25—2210

AglaSem Earn While You Learn Program!

Share your recent question papers with us and get paid!
अपने हाल के न प हम भेज और कमाएँ!

To participate, email us with the following details:
भाग लेने के लए हम न न ववरण के साथ ईमेल कर:

- Your Name
- Your Class
- Your Board
- Details of the Question Papers you have
आपके पास उपल ध न प का ववरण

Our team will reach out to you with the next steps.
हमार ट म आगे क या के लए आपसे संपक करे गी।

Email: support@

Study Materials
Notes

Model Papers Class 6 Notes

Sample Papers Class 7 Notes
Half Yearly Sample Papers Class 8 Notes

Class 9 Notes
Important Resources
Class 10 Notes
Periodic Table
Class 11 Notes
Writing Skills / Formats

Maps of India / World Class 12 Notes

Books and Solutions

NCERT Books
NCERT Book Solutions
HC Verma Chapter Wise Solutions
RD Sharma Solutions
CGBSE Solutions