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

Two objects of masses, 1×103 kg and 4×103 kg have equal momentum. What is the ratio of their kinetic energies?

A
2:1
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
4:1
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
1:5
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
1:3
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is B 4:1
We know that,
KE=p22m

For a constant momentum,
KE1m
KE1KE2=m2m1
KE1KE2=4×1031×103=41=4:1

flag
Suggest Corrections
thumbs-up
8
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Cut Shots in Carrom
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon