2nd Year Physics MCQs F.Sc. Part 2
Chapter No.1
Electrostatics
Total MCQs = 50
Multiple Choice Questions 2nd Year
MCQs Physics F.Sc. Part 2
Chapter No.1 Electrostatics
Best MCQs for Entry Test MDCAT, ECAT & Pakistan Medical Commission
11. If 2C charge is given to two oppositely charged bodies having charge 2C each, then force between them becomes
A. four times
B. one fourth
C. Double
D. Zero
Answer:
D. Zero
12. The electrostatic force of repulsion between two electrons lying at a distance of 1 m is
A. 2.3 x 1028 N
B. 2.3 x 10-28 N
C. 9 x 109 N
D. 8.85 x 10-12 N
Answer:
B. 2.3 x 10-28 N
13. The value of εr for Various dielectrics is always
A. Greater than unity
B. Less than unity
C. Equal to unity
D. None of these
Answer:
A. Greater than unity
14. Whcn an insulator (i.e., dielectric) is placed between the charges, the force between the charges, as compared to vacuum
A. Increases
B. Decreases
C. Remain constant
D. None of these
Answer:
B. Decreases
15. The electrostatic force of repulsion between two Charge of magnitude 1C each lying at a distance of 1 m is
A. 9 x 10-9 N
B. 9 x 109 N
C. 8.85 x 10-12 N
D. None of these
Answer:
B. 9 x 109 N
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