# Important Question Answer For HPSSC Electrician Exam Set-3

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1. What kind of magnetic substance is Water ?

(A) Ferro magnetic

(B) Non magnetic

(C) Dia magnetic

(D) Para magnetic

2. What will happen if a bar magnet is broken in to two pieces ?

(A) Magnetic property will be destroyed

(B) One pieces will have only North Pole

(C) Each piece will become a separate magnet

(D) None of these

3. Three capacitors 25 mfd, 125 mfd and 150 mfd are connected in parallel, find the value of total capacitance.

(A) 125 mfd

(B) 150 mfd

(C) 25 mfd

(D) 300 mfd

4. In what direction internally the magnetic lines of force travel in bar magnet ?

(A) North to south

(B) South to north

(C) South to south

(D) North to north

5. What is the correct relationship between capacitance (C), voltage (V) and electric charge (Q) ?

(A) C = Q/V

(B) C = C x Q

(C) Q = V/C

(D) V = V x Q

6. What is the directional indication of middle finger according to Flemings Right Hand Rule ?

(A) direction of Induced emf

(B) direction of flux

(C) direction of motion

(D) direction of force

7. What is the expansion form MMF as regarding of electromagnetism ?

(A) magneto moto force

(B) magnetic motor force

(C) magneto motive force

(D) magnetic moto force

8. Which law states that the magnitude of the induced emf is directly proportional to the rate of change of flux linkage ?

(A) Faraday's First Law of Electromagnetic Induction

(B) Lenz's law

(C) Faraday's Second Law of Electromagnetic Induction

(D) End rule

9. The property of magnet which opposes magnetic flux through is called

(A) Permeability

(B) Residual magnetism

(C) Reactance

(D) Reluctance

10. What is the unit of magnetic flux density ?

(A) Ampere-turns

(B) Weber

(C) Ampere/cm2

(D) Web/m2

👉Important Question Answer For HPSSC Electrician Exam Set-1

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