Q.10 A worker pushes an object of 20 kg down on a rough inclined plane with a force F as shown mass m = 20 in the figure. The incline makes an angle 0 = 30° with the horizontal. This object accelerates 4.91 m/s² . Take g = 10 m/s² . Knowing that the force of kinetic friction is fr = 58.11 N, determine the magnitude of the applied force. at a rate a = %3D mg %3| (a) F = 45 N (b) F = 59.9 N (c) F = 102.3 N (d) F = 8.9 N %3D %3D %3D

University Physics Volume 1
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Author:William Moebs, Samuel J. Ling, Jeff Sanny
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Chapter5: Newton's Law Of Motion
Section: Chapter Questions
Problem 95CP: On June 25, 1983, shot-putter Udo Beyer of East Germany threw the 7.26-kg shot 22.22 m, which at...
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Q.10 A worker pushes an object of
20 kg down on a rough
mass m =
inclined plane with a force F as shown
in the figure. The incline makes an
angle 0 = 30° with the horizontal. This
object accelerates
4.91 m/s²
Knowing that the force of kinetic
friction is fr = 58.11 N, determine the
magnitude of the applied force.
20
at
a
rate
a =
Take g = 10 m/s² .
mg
(a) F = 45 N
(b) F = 59.9 N
(c) F = 102.3 N
(d) F = 8.9 N
O 11
Two blocks (A).
and
(B) of
Transcribed Image Text:Q.10 A worker pushes an object of 20 kg down on a rough mass m = inclined plane with a force F as shown in the figure. The incline makes an angle 0 = 30° with the horizontal. This object accelerates 4.91 m/s² Knowing that the force of kinetic friction is fr = 58.11 N, determine the magnitude of the applied force. 20 at a rate a = Take g = 10 m/s² . mg (a) F = 45 N (b) F = 59.9 N (c) F = 102.3 N (d) F = 8.9 N O 11 Two blocks (A). and (B) of
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