Current Electricity QUESTIONS AND ANSWERS

IIT JEE : Current Electricity QUESTIONS AND ANSWERS :: part1 : 26 to 30

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

26.By increasing the temperature, the specific resistance of a conductor and a semiconductor:

increases for both

decreases for both

increases, decreases respectively

decreases, increases respectively

27.If an ammeter is to be used in place of a voltmeter, then we must connect with the ammeter a:

low resistance in parallel

high resistance in parallel

high resistance in series

low resistance in series

28.The thermistors are usually made of:

metals with low temperature coefficient of resistivity

metals with high temperature coefficient of resistivity

metal oxides with high temperature coefficient of resistivity

semiconducting materials having low temperature coefficient of resistivity

29.When cells are arranged in parallel

the current capacity decreases

the current capacity increases

the e. m. f. increases

the e. m .f. decreases

More Current Electricity QUESTIONS AND ANSWERS available in next pages

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