# Properties of Solids & Liquids-Stress-Strain Relationship (NEET (NTA-National Eligibility cum Medical Entrance Test) Physics): Questions 1 - 6 of 8

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## Question number: 1

» Properties of Solids & Liquids » Stress-Strain Relationship

MCQ▾

### Question

A wire of length lm is stretched by a force of 10 N. The area of cross-section of the wire is 2 × 10 6 m 2 and Y is 2 × lO -6 N/m 2. Increase in length of the wire will be -

### Choices

Choice (4) Response

a.

2.5 × 10 -5 mm

b.

2.5 × 10 -5 cm

c.

2.5 × 10 -5 m

d.

Question does not provide sufficient data or is vague

## Question number: 2

» Properties of Solids & Liquids » Stress-Strain Relationship

MCQ▾

### Question

A wire of length lm is stretched by a force of 15 N. The area of cross-section of the wire is 2 × 10 6 m 2 and Y is 2 × l0 -6 N/m 2. Increase in length of the wire will be -

### Choices

Choice (4) Response

a.

3.75 × 10 -5 m

b.

4.45 × 10 -5 m

c.

2.25 × 10 -5 m

d.

Question does not provide sufficient data or is vague

## Passage

A bar of cross section A is subjected to equal and opposite tensile forces F at its ends. Consider a plane through the bar making an angle θ with a plane at right angles to the bar as shown in figure.

## Question number: 3 (1 of 1 Based on Passage) Show Passage

» Properties of Solids & Liquids » Stress-Strain Relationship

MCQ▾

### Question

The tensile stress, at this plane in terms of F, A and θ is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 4

» Properties of Solids & Liquids » Stress-Strain Relationship

MCQ▾

### Question

A brass rod is to support a load of 800 N. If it’s elastic limit is 8.0xl0 8 N/m 2 its minimum diameter must be -

### Choices

Choice (4) Response

a.

3.71 mm

b.

1.13 mm

c.

1.59 mm

d.

4.52 mm

## Question number: 5

» Properties of Solids & Liquids » Stress-Strain Relationship

MCQ▾

### Question

A copper rod 5 m long is stretched by 1 mm. Strain will be -

### Choices

Choice (4) Response

a.

2 × 10 -4, longitudinal

b.

1.2 × 10 -4, volumetric

c.

2.4 × 10 -4, longitudinal

d.

1 × 10 -3, volumetric

## Passage

A bar of cross section A is subjected to equal and opposite tensile forces F at its ends. Consider a plane through the bar making an angle θ with a plane at right angles to the bar as shown in figure.

## Question number: 6 (1 of 2 Based on Passage) Show Passage

» Properties of Solids & Liquids » Stress-Strain Relationship

MCQ▾

### Question

The shearing stress at the plane, in terms of F, A and θ is

### Choices

Choice (4) Response

a.

b.

c.

d.

f Page