Electromagnetic Induction Objective In English With Answers Pdf

Electromagnetic Induction Objective In English

Electromagnetic Induction Objective In English With Answers Pdf | Class 12 Physics Mcq In English | Class 12th Chapter 6 electromagnetic induction mcq In English | Electromagnetic induction objective in english mcq | 12 Physics Mcq In Hindi

हमलोग Electromagnetic Induction Objective In English With Answers Pdf | Class 12 Physics Mcq In English के बारे स्टडी करेगे | Join Telegram For Fast Update :- Click Hare बोर्ड एग्जाम के लिए और अन्य स्टेट एग्जाम के लिए भी बहुत ही Important Objective Question पोस्ट किया गया है | आप सभी इस Objective Question को स्टडी करके अच्छे -अच्छे मार्क्स  लाने की प्रयाश करे | और इस एजुकेशन साईट के बारे में दोस्त को बतेये |

Electromagnetic Induction Objective In English With Answers Pdf
Electromagnetic Induction Objective In English With Answers Pdf

Electromagnetic Induction Objective In English

1. Unit of self-induction is
  • (A) Weber
  • (B) Ohm
  • (C) Henry
  • (D) Gauss
Show Answer
(C) Henry
2. he direction of eddy current is obtained using
  • (A) Kirchhoff’s laws
  • (B) Lenz’s law
  • (C) Planck’s law
  • (D) none
Show Answer
(B) Lenz’s law
3. Lenz’s law is associated with
  • (A) charge
  • (B) mass
  • (C) energy
  • (D) principle of conservation of momentum
Show Answer
(C) energy
4. If there are N, and N, turns in the primary and seconday coils respectively in a step-down transformer, then
  • (A) N1 >N2
  • (B) N2>N1
  • (C) N1= N2
  • (D) N1= 0
Show Answer
(A) N1 >N2
5. Transformer works in case of
  • (A) only d.c.
  • (B) only a.c.
  • (C) both a.c. and d.c.
  • (D) none
Show Answer
(B) only a.c.
6. The material most appropriate for core of a transformer is
  • (A) soft iron
  • (B) copper
  • (C) stainless steel
  • (D) alnico
Show Answer
(A) soft iron
7. Two inductors each of inductance ‘L’ are joined in parallel. Their equivalent inductance is
  • (A) 2L
  • (B) L/2
  • (C) L
  • (D) 0
Show Answer
(B) L/2
8. The e.m.f. induced in a conductor that is moved in a magnetic field depends on the
  • (A) initial value
  • (B) final value
  • (C) total charge
  • (D) rate of change of the magnetic flux thrown conductor
Show Answer
(D) rate of change of the magnetic flux thrown conductor
9. Voltage is induced where there is a relative motion between a conductor and
  • (A) another conductor
  • (B) a magnetic field
  • (C) an electrostatic field
  • (D) None
Show Answer
(B) a magnetic field
10. An electric motor
  • (A) creates mechanical energy
  • (B) creates electrical energy
  • (C) converts mechanical energy to electrical energy
  • (D) converts electrical energy to mechanical energy
Show Answer
(D) converts electrical energy to mechanical energy
11. A dynamo
  • (A) creates mechanical energy
  • (B) creates electrical energy
  • (C) converts mechanical energy to electrical energy
  • (D) converts electrical energy to mechanical energy
Show Answer
(C) converts mechanical energy to electrical energy
12. The working of an induction coil is based on the principle of
  • (A) electric induction
  • (B) magnetic induction
  • (C) electromagnetic induction
  • (D) none
Show Answer
(C) electromagnetic induction
13. The law governing electromagnetic induction is called
  • (A) Newton’s law
  • (B) Faraday’s law
  • (C) Ohm’s law
  • (D) Ampere’s law
Show Answer
(B) Faraday’s law
14. The principle on which the working of dynamo is based is
  • (A) heating effect of current
  • (B) electromagnetic induction
  • (C) induced magnetism
  • (D) induced electricity
Show Answer
(B) electromagnetic induction

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Class 12 Physics Mcq In English | Related Post

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Electromagnetic Induction Objective In English With Answers Pdf | Class 12 Physics Mcq In English
Pattern BasedBihar Board, Patna
Class12th or Inter
StreamScience
CategoryClass 12 Physics Mcq
Chapter NameElectromagnetic Induction
SubjectPhysics Class 12th
Class 12th English SummaryBSEB Class 12th English Summary
Class 10th Science All Chapter Objective Question
Click Hare
Type Of Question
Objective Question || 01 Marks
ScriptHindi And English Medium
Published OnBihari Academy
sarkari result
Updated: 13/06/2023 — 1:01 PM

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