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

A body completes one round of a circle of radius R in 20 second. The displacement of the body after 45 second is :

A
R2
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
2R
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
22R
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
2R
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A 2R
Assuming uniform motion, after 45 seconds body will have finished 4520=2.25 rounds, i.e., if it starts from A it will be at B after 45 seconds.
Now, displacement AB= R2+R2=2R

68928_2172_ans_7348cd253286457199219ad44754c691.jpg

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