A block of weight 5N is pushed against a vertical wall by a force 12N. The coefficient of friction between the wall and block is 0.6. The magnitude of the force exerted by the wall on the block is
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1)
12 N
2)
5 N
3)
7.2 N
4)
13 N
A block of weight 5N is pushed against a vertical wall by a force 12N. The coefficient of friction between the wall and block is 0.6. The magnitude of the force exerted by the wall on the block is
1)
12 N
2)
5 N
3)
7.2 N
4)
13 N
Question ID - 100381 | SaraNextGen Top Answer
A block of weight 5N is pushed against a vertical wall by a force 12N. The coefficient of friction between the wall and block is 0.6. The magnitude of the force exerted by the wall on the block is
1)
12 N
2)
5 N
3)
7.2 N
4)
13 N
|
A block of weight 5N is pushed against a vertical wall by a force 12N. The coefficient of friction between the wall and block is 0.6. The magnitude of the force exerted by the wall on the block is
|
|||||||
|
1) |
12 N |
2) |
5 N |
3) |
7.2 N |
4) |
13 N |
1 Answer
127 votes
Answer Key / Explanation : (4) -
Wall applies 2 forces of the block (i) normal reaction, 
N, and (ii) frictional force, 
N tangentially upward
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Total force exerted by wall on block
N
127 votes
Answer Link
127