# Electrostatics-Capacitors (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 9 - 13 of 29

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## Passage

Capacitor C 3 in the circuit is variable capacitor (its capacitance can be varied). Graph is plotted between potential differences V, (across capacitor C 1) versus C 3, Electric potential V 1 approaches on asymptote of 10 volts as C 3 → ∞

## Question number: 9 (2 of 3 Based on Passage) Show Passage

» Electrostatics » Capacitors

MCQ▾

### Question

The ratio of the capacitance C1/C2 will be

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 10 (3 of 3 Based on Passage) Show Passage

» Electrostatics » Capacitors

MCQ▾

### Question

The value of C 3 for which potential difference across C 1 will become 8V, is

### Choices

Choice (4) Response

a.

4.5 C 1

b.

1.5 C 1

c.

2.5 C 1

d.

3.5 C 1

## Question number: 11

» Electrostatics » Capacitors

MCQ▾

### Question

Eight drops of mercury of equal radii possessing equal charges combine to form a big drop. Then the capacitance of bigger drop Compared to each individual small drop is

### Choices

Choice (4) Response

a.

8 times

b.

2 times

c.

4 times

d.

32 times

## Question number: 12

» Electrostatics » Capacitors

MCQ▾

### Question

Separation between the plates of a parallel plate capacitor is d and the area of each plate is A. When a slab of material of dielectric constant k and thickness t (t < d) is introduced between the plates, its capacitance becomes

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 13

» Electrostatics » Capacitors

MCQ▾

### Question

Two dielectric slabs of constant K 1 and K 2 have been filled in between the plates of a capacitor as shown below. What will be the capacitance of the capacitor?

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page