Industrial Motor Control
7th Edition
ISBN: 9781133691808
Author: Stephen Herman
Publisher: Cengage Learning
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Chapter 19, Problem 3RQ
Referring to circuit 1 (Figure 19–2A), explain the operation of the circuit if pressure switch PS is connected normally closed instead of normally open.
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Perform the partial fraction expansion of the following transfer function and find the impulse response:
G(s) = (s/2 + 5/3) / (s^2 + 4s + 6)
G(s) =( 6s^2 + 50) / (s+3)(s^2 +4)
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The 150-lb skater passes point A with a speed of
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Determine his speed when he reaches point B. Neglect friction.
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Determine the normal force exerted on him by the track at this point.
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The 100-kg crate is subjected to the forces shown. The
crate is originally at rest. The coefficient of kinetic friction
between the crate and the surface is μk = 0.2. (Figure 1)
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Determine the distance it slides in order to attain a speed of 8.1 m/s.
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Industrial Motor Control
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