Electrostatics-Capacitors (AIIMS Physics): Questions 6 - 10 of 14

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Question number: 6

» Electrostatics » Capacitors

Appeared in Year: 1998

MCQ▾

Question

What is the area of the plate of a 3F parallel plate capacitor, if the separation between the plates is 5 mm? [AIIMS]

Choices

Choice (4) Response

a.

4.569×109m2

b.

9.281×109m2

c.

1.694×109m2

d.

12.918×109m2

Question number: 7

» Electrostatics » Capacitors

Appeared in Year: 2000

MCQ▾

Question

Three capacitors of capacitance 3µF, 10µF and15µF are connected in series to a voltage source of 100V. The charge on 15µF is – [AIIMS]

Choices

Choice (4) Response

a.

200 µC

b.

160 µC

c.

280 µC

d.

50 µC

Question number: 8

» Electrostatics » Capacitors

MCQ▾

Question

Three capacitors of capacitance 2µF,5µFand10µF are connected in series to a voltage source of 200V. The charge on 10µF is –

Choices

Choice (4) Response

a.

50µC

b.

300µC

c.

250µC

d.

150µC

Question number: 9

» Electrostatics » Capacitors

MCQ▾

Question

A 50µF capacitor in a defibrillator is charged to 2000 V. The energy stored in the capacitor is sent through the patient during a pulse of duration 4 ms. The power delivered to the patient is –

Choices

Choice (4) Response

a.

100 kW

b.

25 kW

c.

50 kW

d.

200 kW

Question number: 10

» Electrostatics » Capacitors

MCQ▾

Question

If the distance between the plats of a parallel plate capacitor is double and the dielectric is half, then its capacity will:

Choices

Choice (4) Response

a.

Decrease by 2 times

b.

Remain the same

c.

Decrease by 4 times

d.

Decrease by 6 times

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