1 ) A force of 15 N toward the WEST is applied to a 4.0-kg box. Another force of

Question

1 ) A force of 15 N toward the WEST is applied to a 4.0-kg box. Another force of 42 N toward the EAST is also applied to the 4.0-kg box. What is the net force on the 4.0-kg box?
A) 57 N toward the WEST
B) 36 N toward the EAST
C) 17 N toward the WEST
D) 27 N toward the EAST
E) 36 N toward the WEST

2 ) A car with an initial direction of north moves clockwise one-quarter a circle of radius 30.0 m in 15.0 s at a constant speed. What is the average acceleration?
A) 0.198 m/s2, southeast
B) 0.257 m/s2, northeast
C) 0.296 m/s2, southeast
D) 0.325 m/s2, northeast

Explanation / Answer

1) B

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