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A block is pulled at constant speed along a rough level surface by a rope that makes an angle of 30° with respect to the horizontal. The applied force along the rope is p. The force of kinetic friction between the block and the surface is 20 N. 30 Which one of the following expressions gives the magnitude of the force P in SI units?

A block is pulled at constant speed along a rough level surface by a rope that makes an angle of 30° with respect to the horizontal. The applied force along the rope is p. The force of kinetic friction between the block and the surface is 20 N. 30 Which one of the following expressions gives the magnitude of the force P in SI units?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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A block is pulled at constant speed along a rough level surface by a rope that makes an angle of 30° with respect to the horizontal. The applied force along the rope is p. The force of kinetic friction between the block and the surface is 20 N. 30 Which one of the following expressions gives the magnitude of the force P in SI units? tan 30° 30/(sin 30°) O 10(cos 30°) O 20(sin 30°) O 20/(cos 30°)
Transcribed Image Text:A block is pulled at constant speed along a rough level surface by a rope that makes an angle of 30° with respect to the horizontal. The applied force along the rope is p. The force of kinetic friction between the block and the surface is 20 N. 30 Which one of the following expressions gives the magnitude of the force P in SI units? tan 30° 30/(sin 30°) O 10(cos 30°) O 20(sin 30°) O 20/(cos 30°)
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