13. The leakage of electric charge from the sharp points on a charged conductor is known as
a) Electrostatic inductor
b) Conduction of charges
c) Discharging of energy
d) Corona discharge
14. If two capacitor each of 6uF are in parallel then effective capacitance is
b) 12 F
c) 6μF
d) 24 F
15. In a Van de Graff generators the positive potential applied to the comb D'is
a) 10-6v
b) 10v
c) 102 v
d) 10v
16. The effective capacitance of the following combination of capacitor
ロロロ
2uF
2uF
2 F
a) 2uF
b) 4F
c) 8uF
d) 6
ㄷ
2/4
17. A coil of area of cross section 0.5 m² with 10 turns is in a plane which is pa
lor
eléctric field of 100N/C. The flux through the plane is
a) 100 Vm
b) 500 Vm
c) 20 Vm
d) zero
18. The resultant capacitance of four plates, each is having and area A arranged as shown above will
be (plate separation is d)
c)
d)
2AE
3AE
Αές
Αερ
a)
b)
d
2d
d
19. Three identical charge are placed at the corners of an equilateral triangle. If the force between any
two charges is SN then the net force on each will be
ㅁ
a) ION
b) SVIN c) 5/5N
d) zero
20. If voltage applied on a capacitor is increased from V to 2V choose the correct conclusion
a) Q remains the same, C is doubled b) Q is doubled, C doubled
c) Cremains same, Q doubled
d) Both Q and C remain same
Answers
Answered by
0
Answer:
D
C
A
B
B
D
A
D
Explanation:
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