a pendulum swings through an angle 30 degree and describe an Arc of length 8.8 CM . find the length of Pendulum .
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Answered by
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heya ☺☺☺
angle made by pendulum is 30°
Arc length is 8.8cm.
for finding lenght of pendulum
we know that the perimeter of a arc
=2πr¢/360° 【where lenght of pendulum is work as a radius of circle】
so,
=)2*22/7 *r*30°/360°=8.8
r=8.8*7*12/44
r=0.2*7*12
r=16.8
hope it help you.
@rajukumar☺
angle made by pendulum is 30°
Arc length is 8.8cm.
for finding lenght of pendulum
we know that the perimeter of a arc
=2πr¢/360° 【where lenght of pendulum is work as a radius of circle】
so,
=)2*22/7 *r*30°/360°=8.8
r=8.8*7*12/44
r=0.2*7*12
r=16.8
hope it help you.
@rajukumar☺
Shanayarocks:
are we need to find the length of pendulum not radius
no the answer is 16.8
OK thx very much
ya thx
Answered by
6
Answer:- Length of the pendulum is 16.8 cm.
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