Properties Of Solids And Liquids Question 60
Question: 4200 J of work is required for [MP PMT 1986]
Options:
A) Increasing the temperature of 10 gm of water through 10°C
B) Increasing the temperature of 100 gm of water through 10°C
C) Increasing the temperature of 1 kg of water through 10°C
D) Increasing the temperature of 10 kg of water through 10°C
Show Answer
Answer:
Correct Answer: B
Solution:
Work done to raise the temperature of 100 gm water through 10°C is $ W=JQ=4.2\times (100\times {{10}^{-3}}\times 1000\times 10)=4200J $
