If the block were in contact with the ground and not the wall the friction force would be calculated by 9 81 0 5 u friction force.
													
																	Physics clock against a wall. 
									
	
		
	
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																	The surprisingly cool physics of pushing a block against a wall. 
															
													
									
	
		
	
																	In this case gravity does not actually push the block into the wall and the force of m g is acting perpandicular to the wall which means only the horizontal force of 12n is acting to be a multiplier in the friction equation. 
																	A block of 2 0kg is be. 
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																	You might think this is just a boring physics problem but you d be wrong. 
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																	These physicists watched a clock tick for 14. 
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																	There is a block against the wall wall on right and there is a force pushing on the middle of the block at an angle of 43 degrees clockwise from south. 
																	This lecture will cover newton s second law. 
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