Question

1. A pencil is tied to one end of a string of length 5 cm
and the other is fixed to a nail. If the time taken to
draw a half circle and a full circle with the pencil is 2
and 4 seconds, respectively, find the speed and velocity
(a) to draw half circle.
(b) to draw full circle.
tion​

Answer 1

Answer:

Answer:

Speed of pencil =(22/7 X 5)/2=7.86cm/sec

Explanation:

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Answer 2

Pain is an unpleasant sensation and emotional experience that links to tissue damage. It allows the body to react and prevent further tissue damage. People feel pain when a signal travels through nerve fibers to the brain for interpretation.