# Experimental Skills (NEET Physics): Questions 5 - 8 of 67

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## Question number: 5

» Experimental Skills » Screw Gauge

Assertion-Reason▾

### Assertion (Ꭺ)

Position of center of mass is independent of the reference frame.

### Reason (Ꭱ)

Centre of mass is same for all bodies.

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

c.

Ꭺ is false but Ꭱ is true

d.

Ꭺ is true but Ꭱ is false

## Question number: 6

» Experimental Skills » Screw Gauge

MCQ▾

### Question

A T shaped object, dimensions shown in the figure, a1 lying on a smooth floor. A force ‘F is applied at the poi: P parallel to AB, such that the object has only the translational motion without rotation. Find the location o2 P with respect to C

### Choices

Choice (4) Response

a.

b.

I

c.

d.

## Question number: 7

» Experimental Skills » Screw Gauge

MCQ▾

### Question

Three identical spheres, each of mass 1 kg are kept in line, touching eacbn0ther, with their centers on a straight line. If their centers are marked P, Q, R respectively, the distance of center of mass of the system from P is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 8

» Experimental Skills » Screw Gauge

MCQ▾

### Question

Choose the wrong statements about the centre of mass of a body

(1) It lies always outside the body

(2) It lies always inside the body

(3) It lies always on the surface of the body

(4) It may lie within, outside or on the surface of the body

Select the correct answers and mark it according to the following codes:

### Choices

Choice (4) Response

a.

2 and 4 are correct

b.

1, 2 and 3 are correct

c.

1 and 3 are correct

d.

1 and 2 are correct

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