Laws of Motion - Result Question 57
57. Two stones of masses and are whirled in horizontal circles, the heavier one in radius and the lighter one in radius . The tangential speed of lighter stone is times that of the value of heavier stone when they experience same centripetal forces. The value of is : [2015 RS]
(a) 3
(b) 4
(c) 1
(d) 2
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Answer:
Correct Answer: 57. (d)
Solution:
- (d) According to question, two stones experience same centripetal force
i.e.,
or,
So,