MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Hot and Cold

Equal masses ...

Question

Equal masses of two liquids are filled in two similar calorimeters. The rate of cooling will

A

Depend on the specific heats of liquids

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

B

Be same for both the liquids

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

Depends on the nature of the liquids

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Depend on the mass of the liquids

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Depend on the specific heats of liquids

Liquid having more specific heat has slow rate of cooling because for equal masses rate of cooling

$\frac{d θ}{d t} \propto \frac{1}{c}$

Suggest Corrections

thumbs-up

0

Similar questions

In Newton's experiment of cooling, the water equivalent of two similar calorimeters is 10 gm each. They are filled with 350 gm of water and 300 gm of a liquid (equal volumes) separately. The time taken by water and liquid to cool from $70^{o} C t o 60^{o} C$ is 3 min and 95 sec respectively. The specific heat of the liquid will be

Q. Equal volumes of water and alcohol when put in similar calorimeters take

100 sec

74 sec

respectively, to cool from

50^{\circ} C

40^{\circ} C

. The thermal capacity of each calorimeter is numerically equal to the volume of either liquid. The specific gravity of alcohol is 0.8. If the specific heat capacity of water is

1 cal/g^{\circ} C

, the specific heat capacity of alcohol will be -
[Assume constant rate of cooling]

Q. a calorimeter of copper is filled with 0.15 Kg of water and the water equivalent to the calorimeter is 0.0Kg . The rate of cooling is given 88 *10^-3 kcal/min . A laboratory - prepared oil is put in place of water at the same temp and of the same vol. What are the rate of cooling and the rate of fall in temperature

Q. 3 similar vessels are filled with equal masses of 3 liquids of densities d1, d2, and d3 (d1 > d2 > d3).

Q. Equal volumes of water and alcohol when put in similar calorimeters take

100 sec

74 sec

respectively, to cool from

50^{\circ} C

40^{\circ} C

. The thermal capacity of each calorimeter is numerically equal to the volume of either liquid. The specific gravity of alcohol is 0.8. If the specific heat capacity of water is

1 cal/g^{\circ} C

, the specific heat capacity of alcohol will be -
[Assume constant rate of cooling]

View More

Join BYJU'S Learning Program

explore_more_icon

Explore more

Standard VII Physics

Join BYJU'S Learning Program

CrossIcon