K M 200 mm B A 250 mm 100 mm
Understanding Motor Controls
4th Edition
ISBN:9781337798686
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter17: Temperature Sensing Devices
Section: Chapter Questions
Problem 12RQ: If the temperature of a NTC thermistor increases, will its resistance increase or decrease?
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Question
A collar of mass 40 kg is attached to a spring declining from point A.the spring is not stretched in position B. There is no fiction. the spring constant is K = 6kn/m
a. what is the velocity of the collar when it has reached position b
b.what is the speed of the collar when it has reached position C
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