MDCAT Physics Current Electricity Online Test

Physics Current Electricity MCQS Online Test

MDCAT Current Electricity Chapter Online Test

Total Questions: 97
Time Allowed: 35 Minutes
Total Marks: 97
How to Attempt Test: Please choose the right Option in MCQ-type question.
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1. What electromotive force would cause 20 A of current to flow through a 500 Ω resistor?

2. The strength of an magnetic field depends upon the

3. Cause of heat production in a current carrying conductor is

4. A battery of emf 12V and internal resistance 0.5 is charged by a battery charger which supplied a 132 V d.c. supply using a series resistance of 11.5. What is the terminal voltage of the battery during changing?

5. A conductor which obeys Ohm’s law is called

6. The potential difference across each resistance in series combination, if the resistances are different, is

7. The colour sequence in a carbon resistor in red, brown, orange and silver. The resistance of resistor is

8. If potential difference across the conductor is one volt and one ampere current is flowing, then resistance of the conductor is:

9. The chemical changes produced during the electrolysis are due to chemical effect of

10. A wire of resistance 3.0 W is stretched to twice its original length, The resistance of the new wire will be

11. The potential difference between head and tail of an electric eel (fish) up to

12. The resistance of the given conductor can be increased by

13. Reciprocal of resistivity is called

14. Current provided by a battery is maximum when

15. The colour coded carbon resistances are made by

16. Internal resistance is the resistance offered by

17. The value of resistance depends upon

18. The electromotive force of a battery or cell is the voltage between its terminals when:

19. When the resistors are connected in series, the equivalent resistance is always:

20. Conventional current (l) is due to the motion of:

21. The unit of conductance of a material is

22. Photovoltaic cell converts:

23. The resistance of a conductor increases with the increase in its:

24. The emf is the “cause” and potential difference is its

25. Production of heat due to an electric current following through a conductor is given by


 

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