The contacts of a ________ are generally made of fine silver alloy designed for low current
A) heavy-duty relay B) motor starter C) contactor D) light-duty relay
D
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A construction plan specifies 1" CTS x 1 ?2 insulation. Which of the following does this specification describe?
a. 1?2" thick insulation on a 1" inner diameter copper tube b. 1?2" thick insulation on a 1" outer diameter copper tube c. 1" thick insulation on a 1?2" inner diameter copper tube d. 1" thick insulation on a 1?2" outer diameter copper tube
Draw the shear and moment curves for the frame in Figure P10.6. Given: EI is constant.
What should be used to lift a crankshaft from an inverted cylinder block?
A. yoke with rubber conduit over throw hooks B. wire braided slings C. hemp braided rope D. heavy duty chain
What is the maximum permissable free-stroke limit for a clamp-type, size 30, long-stroke brake chamber?
A. 2 inches (50 mm) B. 2 1/4 inches (57 mm) C. 2 1/2 inches (64 mm) D. 2 3/8 inches (61 mm)