S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 27

HARD

10th ICSE

IMPORTANT

Earn 100

A copper calorimeter of mass $450 g$ contains $260 g$ of water at $20 ° C$ . Steam at $100 ° C$ is passed in this water which is stirred well till final temperature becomes $35 ° C$ . What is the final amount of water in the calorimeter? (Specific heat of water is $4.2 J$ )

Important Questions on Calorimetry

HARD

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 28

In how much time an electric heater of

1200 W

will convert

2 kilogram

of water at

40 ° C

into steam at

100 ° C

? Assume there is no heat loss in this process.

EASY

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 29

40 g

of ice at

0 ° C

is mixed with

50 g

of water at

40 ° C

. Explain why the final temperature of the water remains

0 ° C

.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 30

Steam at

100 ° C

is passed in

10 litres

of water at

10 ° C

till it starts boiling. What is the final amount of boiling water

?

EASY

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 31

State the principle of calorimetry.

EASY

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 32

Give one example of each where high specific heat capacity of water is used in cooling.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 32

Give one example of each where high specific heat capacity of water is used as heat reservoir.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 33

Explain why one feels ice cream at

0 ° C

colder than water at same temperature.

MEDIUM

10th ICSE

IMPORTANT

S CHAND'S ICSE PHYSICS BOOK 2>Chapter 11 - Calorimetry>QUESTIONS>Q 34

Draw a labelled diagram of the apparatus you would use to determine the specific latent heat of vaporisation of steam by the method of mixture. State two precautions you would take while performing the experiment with the apparatus.