# NSO Level 1- Science Olympiad (SOF) Class 9: Questions 1044 - 1049 of 1123

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## Passage

Direction: Observe the figure carefully and answer the questions

## Question number: 1044 (4 of 4 Based on Passage) Show Passage

Edit
MCQ▾

### Question

Gravitational force between the objects is

### Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

## Question number: 1045

Edit
MCQ▾

### Question

The weight of a person becomes zero

### Choices

Choice (4)Response

a.

When he is standing at a freely falling lift

b.

When he is at the centre of earth

c.

When he is inside a spacecraft

d.

All a. , b. and c. are correct

## Question number: 1046

Edit
MCQ▾

### Question

The value for g is derived from the equation

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 1047

Edit
MCQ▾

### Question

Smith is practicing ice-skating. His coach has instructed him to turn to left. He tried a lot but he could not. The possible reason would be

(1) Lack of friction between the wheel of the skate and ice

(2) The inertia tends him to move in straight line.

(3) The normal outward force applied by the ice prevents the turning

(4) No centripetal force is produced for a circular movement

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 1048

Edit
MCQ▾

### Question

If the same ball is kept at a height of and allowed to fall freely, the initial velocity of the ball would be

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 1049

Edit
MCQ▾

### Question

In the equation is called

### Choices

Choice (4)Response

a.

Universal gravitational constant

b.

Gravitational force of Earth

c.

Gravitational force of Sun

d.

None of the above

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