Asked by Vincent

. A 150 g mass tied to a string is being whirled in a vertical circle of radius 30 cm with uniform speed. At the lowest position, the tension in the string is 9.5 N. calculate, i) The speed of the mass.

Answers

Answered by Anonymous
m = 0.150 kg
R = 0.30 meter
T = tension = m g + m v^2/R = m (g+v^2/R)
9.5 = 0.150 ( 9.81 + v^2 / 0.30)
solve for v
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