On takeoff, the propellers on a UAV (unmanned aerial vehicle) increase their angular velocity from rest at a rate of w = (25.0 t) m/s for 3.0 s. (a) What is the instantaneous angular velocity of the propellers att = 2.0 s? (b) What is the angular acceleration? A a) 50.0 rad/s b) 25.0 rad/s? B a) 25.0 rad/s b) 50.0 rad/s? a) 100.0 rad/s b) 25.0 rad/s? (D a) 50.0 rad/s b) 50.0 rad/s?
On takeoff, the propellers on a UAV (unmanned aerial vehicle) increase their angular velocity from rest at a rate of w = (25.0 t) m/s for 3.0 s. (a) What is the instantaneous angular velocity of the propellers att = 2.0 s? (b) What is the angular acceleration? A a) 50.0 rad/s b) 25.0 rad/s? B a) 25.0 rad/s b) 50.0 rad/s? a) 100.0 rad/s b) 25.0 rad/s? (D a) 50.0 rad/s b) 50.0 rad/s?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter8: Rotational Motion
Section: Chapter Questions
Problem 5STP
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