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A 400-N Block Is Dragged Along a Horizonatl Surface by an Applied

Question 69

Multiple Choice

A 400-N block is dragged along a horizonatl surface by an applied force A 400-N block is dragged along a horizonatl surface by an applied force   as shown. The coefficient of kinetic friction is u<sub>k</sub> = 0.4 and the block moves at constant velocity. The magnitude of   is:   A)  100 N B)  150 N C)  200 N D)  290 N E)  400 Nb as shown. The coefficient of kinetic friction is uk = 0.4 and the block moves at constant velocity. The magnitude of A 400-N block is dragged along a horizonatl surface by an applied force   as shown. The coefficient of kinetic friction is u<sub>k</sub> = 0.4 and the block moves at constant velocity. The magnitude of   is:   A)  100 N B)  150 N C)  200 N D)  290 N E)  400 Nb is: A 400-N block is dragged along a horizonatl surface by an applied force   as shown. The coefficient of kinetic friction is u<sub>k</sub> = 0.4 and the block moves at constant velocity. The magnitude of   is:   A)  100 N B)  150 N C)  200 N D)  290 N E)  400 Nb


A) 100 N
B) 150 N
C) 200 N
D) 290 N
E) 400 Nb

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