A block D is held on a rough inclined plane of inclination 60 degree with horizontal a force of 100N is applied on the block in a dirextion parallel to the plane . The angle of repose of the block and the plane is 45 degree and g=10m/s^2 calculate the mass of the body?

Question

A block D is held on a rough inclined plane of  inclination 60 degree with horizontal a force of 100N is applied on the block in a dirextion parallel to the plane . The angle of repose of the block and the plane is 45 degree and g=10m/s^2 calculate the mass of the body?

anonymous · Answer

|dw:1343998644663:dw|

anonymous · Answer

|dw:1343998971783:dw|
where W = weight = mg
N = normal reaction
F = friction.