Short answerEasy1 mark
5(a)
A stone of mass 'm' is rotated in a circular path with a uniform speed by tying a strong string with the help of your hand. Answer the following questions:
Is the stone moving with a uniform acceleration? In which direction does the acceleration act?
Topic: Force, moments and circular motion
Previous-year question practice database
Answer
Exam answer
The acceleration is variable in direction and always acts towards the centre.
Explanation
Its magnitude can remain constant but its direction continuously changes.
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