Your electric drill rotates initially at 5.27 rad/s. You slide the speed control and cause the...
Homework Answers
initial angular speed ω0 = 5.27 rad/sec , ang.acceleration α = 0.399 rad/s2 , time t = 4.99 sec
angular displacement
θ = ω0 t + 1/2*αt2
solving we get
θ = 31.257 rad
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Your electric drill rotates initially at 5.27 rad/s. You slide the speed control and cause the...
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HELP!!
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HELP!!
2. (-15 Points] DETAILS A dentist's drill starts from rest. After 3.40 s of constant angular acceleration it turns at a rate of 2.25 x 104 rev/min. (a) Find the drill's angular acceleration. rad/s2 (b) Determine the angle (in radians) through which the drill rotates during this period. rad
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