Class 10 Physics MCQs - Chapter 3

Current Electricity Quiz Questions and Answers PDF - 31

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The Quiz: In a light bulb of 60 W, the current in a bulb fluctuates in each second; "Current Electricity" App Download iOS & Android (Free) with answers 100 times, 50 times, 25 times and 70 times to learn high school online courses. Study electric power quiz questions, download Amazon eBook (Free Sample) for distance education.

Current Electricity Questions & Answers PDF Download: MCQ Quiz 31

MCQ 151: In a light bulb of 60 W, the current in a bulb fluctuates in each second

A) 50 times

B) 100 times

C) 25 times

D) 70 times

MCQ 152: The induced charge on insulators

A) resides on surface

B) move inside

C) change into electric current

D) moves outwards

MCQ 153: As the temperature rises, the resistance of the thermistor

A) decreases

B) increases

C) remains same

D) none of above

MCQ 154: We can use the formula[ (watt × time of use in hours)/1000 × the cost of one unit] to find the amount of

A) income tax

B) electricity bill

C) sales tax

D) none of above

MCQ 155: 2 resistances of 4kΩ and 6kΩ are joined in series, if a battery of 10 V is connected across the ends, then equivalent resistance of the series combination should be

A) 15kΩ

B) 10kΩ

C) 2kΩ

D) 24kΩ

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