Chemistry
Chemistry, 08.11.2019 11:31, electrofy456

Part one:
a block is at rest on the incline shown in
the figure...

Part one:
a block is at rest on the incline shown in
the figure. the coefficients of static and kinetic friction are µs = 0.75 and µk = 0.64,
respectively.
the acceleration of gravity is 9.8 m/s^2.
what is the frictional force acting on the
42 kg mass?
answer in units of n.

part two:
what is the largest angle which the incline
can have so that the mass does not slide down
the incline?
answer in units of ◦

part three:
what is the acceleration of the block down
the incline if the angle of the incline is 44 ◦?
answer in units of m/s^2
answer
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