11. As the figure below shows, a 500 kg wrecking ball hangs vertically from the end of a crane on earth. The boom of the crane is L = 7 m long and makes an angle of e = 600 to the horizontal. The driver of the crane faces the wrecking ball. What is the torque on the crane with respect to the base of the boom due to the weight of the wrecking ball? A) 0 Nm B) 17,200 Nm; clockwise C) 17,200 Nm; counterclockwise D) 29,700 Nm; clockwise E) 29,700 Nm; counterclockwise
11. As the figure below shows, a 500 kg wrecking ball hangs vertically from the end of a crane on earth. The boom of the crane is L = 7 m long and makes an angle of e = 600 to the horizontal. The driver of the crane faces the wrecking ball. What is the torque on the crane with respect to the base of the boom due to the weight of the wrecking ball? A) 0 Nm B) 17,200 Nm; clockwise C) 17,200 Nm; counterclockwise D) 29,700 Nm; clockwise E) 29,700 Nm; counterclockwise
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Transcribed Image Text:11. As the figure below shows, a 500 kg wrecking ball hangs vertically from the end of
a crane on earth. The boom of the crane is L= 7 m long and makes an angle of
= 600
to the horizontal. The driver of the crane faces the wrecking ball. What is the torque on
the crane with respect to the base of the boom due to the weight of the wrecking ball?
A) 0 Nm
B) 17,200 Nm; clockwise
C) 17,200 Nm; counterclockwise
D) 29,700 Nm; clockwise
E) 29,700 Nm; counterclockwise
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