Kinematics Question 798
Question: A mass is supported on a frictionless horizontal surface. is attached to a string and rotates about a fixed centre at an angular velocity . If the length of the string and angular velocity are doubled, the tension in the string which was initially it’s now [AIIMS 1985]
Options:
A)
B)
C)
D)
Show Answer
Answer:
Correct Answer: D
Solution:
Tension in the string
In the second case