A box of mass 12 kg is pulled at a constant velocity with a cord that makes the angle 32 degrees as shown in the sketch. If the coefficient of kinetic friction between box and the surface at which it is sliding on is 0.21, and tension in the string is 13 N, what is the value of kinetic friction force? (Note: Use g = 10 m/s^2 and round answer to two %3D significant figures. Learn about sig. fig. in Section 1.3 of book or from provided handout ) velocity = constant T

University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter6: Applications Of Newton's Laws
Section: Chapter Questions
Problem 53P: Show that the acceleration of any object down an incline where friction behaves simply (that Is,...
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A box of mass 12 kg is pulled at a constant velocity with a cord that makes the angle 32
degrees as shown in the sketch. If the coefficient of kinetic friction between box and the
surface at which it is sliding on is 0.21, and tension in the string is 13 N, what is the
value of kinetic friction force? (Note: Use g = 10 m/s^2 and round answer to two
significant figures. Learn about sig. fig. in Section 1.3 of book or from provided handout )
velocity
= constant
T
11
Transcribed Image Text:A box of mass 12 kg is pulled at a constant velocity with a cord that makes the angle 32 degrees as shown in the sketch. If the coefficient of kinetic friction between box and the surface at which it is sliding on is 0.21, and tension in the string is 13 N, what is the value of kinetic friction force? (Note: Use g = 10 m/s^2 and round answer to two significant figures. Learn about sig. fig. in Section 1.3 of book or from provided handout ) velocity = constant T 11
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