wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Steam at 100oC is passed into 1.1 kg of water contained in a calorimeter of water equivalent 0.02 kg at 15oC till the temperature of the calorimeter and its contents rises to 80oC. The mass of the steam condensed in kg is

(IIT JEE 1986)

A
0.13
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
0.065
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
0.26
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
0.135
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is D 0.135
Heat required
Q=(1.1+0.02) × 103 × 1 × (8015)=72800 cal.
Therefore, mass of steam condensed (in kg)
m=QL=72800540 × 103=0.135kg.

flag
Suggest Corrections
thumbs-up
2
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Latent heat
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon