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MDCAT - ETEA Past Papers - Physics - Chap No 8 Quiz

Attempt 10 MCQs on MDCAT - ETEA Past Papers - Physics - Chap No 8 | Quiz 1

1. Two electric bulbs "A" and "B" of powers 500W and 2000W respectively are connected to 220V supply. The ratio of current through A to current through B is:



2. In a conducting electric wire, the electric current flows due to:



3. The domestic electricity supply has a frequency of:



4. What does the Coulomb represent in terms of charge?



5. The I-V graph for a non-ohmic material is always:



6. When two conductors each of resistance R are attached in series to external circuit, their net resistance is:



7. A conductor has resistance R. If its length is stretched to twice the actual value and its radius is reduced to one third of its original value, the new resistance will be:



8. The resistance of a conducting material depends upon:



9. Which of the following materials have negative temperature coefficient?



10. Temperature coefficient of resistance is defined as increase in resistance per ohm original resistance per:



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