A 6.0 kg block initially at rest is pushed against a wall by a 100 N force as shown. The coefficient of kinetic friction is 0.30 while the coefficient of static friction is 0.50. What is true of the friction acting on the block after a time of 1 second? (A) Static friction acts upward on the block. (B) Kinetic friction acts upward on the block (C) Kinetic friction acts downward on the block. (D) Static friction acts downwaron 60° 100 N the block. A C D

Physics for Scientists and Engineers: Foundations and Connections
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Author:Katz, Debora M.
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Chapter5: Newton's Laws Of Motion
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A 6.0 kg block initially at rest is pushed against a wall by a 100 N force as shown. The
coefficient of kinetic friction is 0.30 while the coefficient of static friction is 0.50. What is
true of the friction acting on the block after a time of 1 second?
(A) Static friction acts upward on the block.
(B) Kinetic friction acts upward on the block
(C) Kinetic friction acts downward on the block.
(D) Static friction acts downwaron
60°
100 N
the block.
A
C
D
Transcribed Image Text:A 6.0 kg block initially at rest is pushed against a wall by a 100 N force as shown. The coefficient of kinetic friction is 0.30 while the coefficient of static friction is 0.50. What is true of the friction acting on the block after a time of 1 second? (A) Static friction acts upward on the block. (B) Kinetic friction acts upward on the block (C) Kinetic friction acts downward on the block. (D) Static friction acts downwaron 60° 100 N the block. A C D
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