A horizontal force of 12 N pushes a 0.50-kg book against a vertical wall.The book is initially at rest.If the coefficients of friction are = 0.60 and = 0.50 which of the following is true?
A)The frictional force is 4.9 N
B)The frictional force is 7.2 N
C)The normal force is 4.9 N
D)The block will start moving and accelerate
E)If started moving downward, the block will accelerate

Question

A horizontal force of 12 N pushes a 0.50-kg book against a vertical wall.The book is initially at rest.If the coefficients of friction are  = 0.60 and = 0.50 which of the following is true?
A)The frictional force is 4.9 N 
B)The frictional force is 7.2 N 
C)The normal force is 4.9 N 
D)The block will start moving and accelerate 
E)If started moving downward, the block will accelerate

Quizplus · Accepted Answer

The Answer of A horizontal force of 12 N pushes a 0.50-kg book against a vertical wall.The book is initially at rest.If the coefficients of friction are  = 0.60 and = 0.50 which of the following is true?
A)The frictional force is 4.9 N 
B)The frictional force is 7.2 N 
C)The normal force is 4.9 N 
D)The block will start moving and accelerate 
E)If started moving downward, the block will accelerate

A Horizontal Force of 12 N Pushes a 0