The angular velocity of a particle moving in a circle of radius 50cm is increased in 5
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Here, r = 50 cm = 0.5 m
n1 = 100 rpm = 100/60 = 1.67 rps
n2 = 400 rpm = 400/60 = 6.67 rps
t = 5 min = 300 s
angular acceleration,α = ?
linear acceleration, a = ?
α = ω2 − ω1t = 2 π (n2 − n1)tα = 2 π (6.67 −1.67)300 = 0.033 π rad s−2As linear acceleration, a = α r = 0.5 × 0.033 π = 0.0165 π ms−2
n1 = 100 rpm = 100/60 = 1.67 rps
n2 = 400 rpm = 400/60 = 6.67 rps
t = 5 min = 300 s
angular acceleration,α = ?
linear acceleration, a = ?
α = ω2 − ω1t = 2 π (n2 − n1)tα = 2 π (6.67 −1.67)300 = 0.033 π rad s−2As linear acceleration, a = α r = 0.5 × 0.033 π = 0.0165 π ms−2
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