A 500-N concrete block is to be lifted by the pair of tongs shown. ON 315 mm 500 N D G 105 mm Determine the friction force in N on each tong in contact with the block. Determine the normal force (this is horizontal) in N perpendicular to the friction force on each tong in contact with the block. Determine the smallest allowable value of the coefficient of static friction between the block and the tongs at Fand G.

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Solve the following problem (NOTE: Use any reasonable DATA not given in the problem.)
PROBLEM 15:
A 500-N concrete block is to be
lifted by the pair of tongs shown.
500 N
45 mm 45 mm
315 mm
500 N
mm
D
G
105 mm
360
Determine the friction force in N on
each tong in contact with the block.
Determine the normal force (this is
horizontal) in N perpendicular to the friction
force on each tong in contact with the block.
Determine the smallest allowable value of
the coefficient of static friction between the
block and the tongs at Fand G.
Transcribed Image Text:PROBLEM 15: A 500-N concrete block is to be lifted by the pair of tongs shown. 500 N 45 mm 45 mm 315 mm 500 N mm D G 105 mm 360 Determine the friction force in N on each tong in contact with the block. Determine the normal force (this is horizontal) in N perpendicular to the friction force on each tong in contact with the block. Determine the smallest allowable value of the coefficient of static friction between the block and the tongs at Fand G.
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