# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 460 - 465 of 2320

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## Question number: 460

Edit
MCQ▾

### Question

To get the maximum current from a parallel combination of n identical cells each of internal resistance r in an external resistance R,

### Choices

Choice (4)Response

a.

R = r

b.

R < < r

c.

R > r

d.

R > > r

## Question number: 461

Edit
MCQ▾

### Question

The figure below shows currents in a part of electric circuit.

The current i is

### Choices

Choice (4)Response

a.

1.3 amp

b.

1.7 amp

c.

3.7 amp

d.

1 amp

## Question number: 462

Edit
MCQ▾

### Question

In the following figure the ratio of current in 3Ω . and 1Ω resistances is-

### Choices

Choice (4)Response

a.

2

b.

c.

1

d.

## Question number: 463

Edit
MCQ▾

### Question

The resistance of an ideal voltmeter is

### Choices

Choice (4)Response

a.

Zero

b.

Very large

c.

Very low

d.

Infinite

## Question number: 464

Edit
Assertion-Reason▾

### Assertion (Ꭺ)

In meter bridge experiment, a high resistance is always connected in series with a galvanometer.

### Reason (Ꭱ)

As resistance increases current through the circuit increases.

### Choices

Choice (4)Response

a.

Ꭺ is false but Ꭱ is true

b.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

c.

Ꭺ is true but Ꭱ is false

d.

Both Ꭺ and Ꭱ are false

## Question number: 465

Edit
MCQ▾

### Question

In the circuit shown below, if the value of R is increased then what will be the effect on the reading of ammeter if the internal resistance of cell is negligible-

### Choices

Choice (4)Response

a.

The reading of ammeter will decrease

b.

The reading of ammeter will remain unchanged

c.

The reading of ammeter will become zero.

d.

The reading of ammeter will increase

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