IIT JEE Questions And Answers :: Electromagnetic Induction Electromagnetic Waves: part3



IIT JEE : Electromagnetic Induction Electromagnetic Waves QUESTIONS AND ANSWERS :: part3 : 16 to 20

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

16.If an e. m. f. of 300 micro volts is induced in a coil when current in it changes from 13 amperes to 7 amperes in 0.5 sec, then the value of the self inductance of the coil will be

25 micro henry
20 micro henry
27 micro henry
17 micro henry

17.A bar magnet falls through a metal ring. The acceleration will be

equal to g
less than g
greater than g
zero

18.The laws of electromagnetic induction are the contribution of

Faraday
Maxwell
Lawrence
Hall

19.L / R has the dimensions of

mass
length
henry
time

20.The principle of eddy currents is used in

galvanometer
speedometer
pyrometer
barometer

More Electromagnetic Induction Electromagnetic Waves QUESTIONS AND ANSWERS available in next pages

    Health is the greatest gift, contentment is the greatest wealth -Buddha
Failure defeats losers, failure inspires winners.-Robert T. Kiyosaki