A car is moving with a constant speed of 20 m/s in a circular horizontal track of radius 40 m. A bob is suspended from the roof of the car by a massless string. The angle made by the string with the vertical will be : (Take g = 10 m/s 2 )
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Tcos 
= mg
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