# NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 22 - 26 of 2320

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## Question number: 22

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MCQ▾

### Question

The length of a cylinder is measured with a meter rod having least count 0.1 cm. Its diameter is measured with Vernier calipers having least count 0.01 cm. Given that length is 5.0 cm. and radius is 2.0 cm. The percentage error in the calculated value of the volume will be

### Choices

Choice (4)Response

a.

1 %

b.

4%

c.

2%

d.

3%

## Question number: 23

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MCQ▾

### Question

According to Joule’s law of heating, heat produced H = I 2 Rt, where I is current, R is resistance and t is time. If the errors in the measurements of I, R, and t. are 3%, 4 % and 6 % respectively then error in the measurement of H is

### Choices

Choice (4)Response

a.

17 %

b.

16%

c.

25%

d.

19%

## Question number: 24

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MCQ▾

### Question

Error in the measurement of radius of a cylinder is 4%. The error in the calculated value of its volume is

### Choices

Choice (4)Response

a.

8%

b.

3%

c.

5%

d.

7%

## Question number: 25

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MCQ▾

### Question

Error in the measurement of radius of a sphere is 1%. The error in the calculated value of its volume is

### Choices

Choice (4)Response

a.

3 %

b.

5%

c.

1 %

d.

7%

## Question number: 26

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MCQ▾

### Question

A ball is dropped vertically from a height d above the ground. It hits the ground and bounces up vertically to a height d/2. Neglecting subsequent motion and air resistance, its velocity v varies with the height h above the ground is

### Choices

Choice (4)Response

a.

b.

c.

d.

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