Falling Behind in Studies? Join Our Performance Improvement Batch. Enroll For Free
One of our academic counsellors will contact you within 1 working day.
Click to Chat
1800-1023-196
+91-120-4616500
CART 0
Use Coupon: CART20 and get 20% off on all online Study Material
Welcome User
OR
LOGIN
Complete Your Registration (Step 2 of 2 )
Q. Two wheels are mounted side by side and each is marked with dot on its rim. The two dots are aligned woth the wheels at rest, then one wheel is given a constant angular acceleration of pi/2 rad/s^2 and the other pi/4 rad/sec^2. Then the two dots become aligned again for the first time after1) 2s 2) 4s3) 1s4) 8s
Douse
Use relative conceptRelative alpha π/2-π/4 = π/4 Relative displacement =2π Use 2nd equation of relative motion2π=1/2×π/4×t2t=4
Post Question
Dear , Preparing for entrance exams? Register yourself for the free demo class from askiitians.
points won -