wiz-icon
MyQuestionIcon
MyQuestionIcon
8
You visited us 8 times! Enjoying our articles? Unlock Full Access!
Question

Two blocks are connected over a massless pulley as shown in the figure. The mass of block A is 10 kg. If block A slides down the inclined plane at constant speed, then mass of block B in kg is


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

The correct option is D 5
Given,
Block A slides down with constant speed
Acceleration of block A= Acceleration of Block B=0

From FBD of block B,
T=mBg ......(i)


From FBD of block A,
T=mAgsin30
T=10×10×0.5 N=50 N

From eq (i), we get
T=mB g
50=mB g
mB=50/g=5 kg

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
PHYSICS
Watch in App
Join BYJU'S Learning Program
CrossIcon