# Thermodynamics-Concept of Temperature (KVPY (Kishore Vaigyanik Protsahan Yojana) Stream-SA (Class 11) Physics): Questions 1 - 5 of 5

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## Question number: 1

» Thermodynamics » Concept of Temperature

Appeared in Year: 2012

MCQ▾

### Question

150 g of ice is mixed with 100 g of water at temperature 800C. The latent heat of ice is 80 cal/g and the specific heat of water is 1 cal/g-0C. Assuming no heat loss to the environment, the amount of ice which does not melt is:

### Choices

Choice (4) Response

a.

0 g

b.

150 g

c.

50 g

d.

100 g

## Question number: 2

» Thermodynamics » Concept of Temperature

Appeared in Year: 2014

MCQ▾

### Question

A thin paper cup filled with water does not catch fire when placed over a flame. This is because

### Choices

Choice (4) Response

a.

Paper is a poor conductor of heat

b.

The paper cup does not become appreciably hotter than the water it contain

c.

The water cuts off oxygen supply to the paper cup

d.

Water is an excellent conductor of heat

## Question number: 3

» Thermodynamics » Concept of Temperature

Appeared in Year: 2015

MCQ▾

### Question

One mole of ideal gas undergoes a linear process as shown in figure below. Its temperature expressed as function of volume V is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 4

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

An open mouthed bottle contains a gas at 500 C. To what temperature should the gas be heated so that half mass of the gas may leave it?

### Choices

Choice (4) Response

a.

3730 C

b.

3800 C

c.

4440 C

d.

3500 C

## Question number: 5

» Thermodynamics » Concept of Temperature

MCQ▾

### Question

During the melting of a slab of ice at 273 K at atmospheric pressure,

1. Positive work is done by the ice water system on the atmosphere.
2. Positive work is done on the ice water system by the atmosphere.
3. Internal energy of the ice water system increases
4. Internal energy of the ice water system decreases.

### Choices

Choice (4) Response

a.

(1) and (4) are correct

b.

(1), (2) and (3) are correct

c.

(2) and (3) are correct

d.

(1) and (3) are correct

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