7. A wrench 30cm long is used to loose a bolt by applying a force of 20N (see the figure below). Find the magnitude of the torque. 30° B a = 150°

Trigonometry (MindTap Course List)
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ISBN:9781337278461
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Chapter3: Additional Topics In Trigonometry
Section3.3: Vectors In The Plane
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7. A wrench 30cm long is used to loose a bolt by applying a force of 20N
(see the figure below). Find the magnitude of the torque.
30°
B
a = 150°
Transcribed Image Text:7. A wrench 30cm long is used to loose a bolt by applying a force of 20N (see the figure below). Find the magnitude of the torque. 30° B a = 150°
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