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Grade: 11

                        

Can you say me when to use F=(mu.mg)/(cos theta+mu.sin theta) and F=(mu.mg)/(cos theta-mu.sin theta)?

4 months ago

Answers : (2)

ROSHAN MUJEEB
askIITians Faculty
828 Points
							dear student,
first formula used when block is going up.second one is when block goes down
4 months ago
kapil chahar
18 Points
							
first formula used when block is going up.second one is when block goes down
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2 months ago
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