A block on a ramp has a mass of 4 kg and is at rest. If the angle of the ramp is 37 degrees, what is the friction? (Take g = 10m/s2)
Options
A
3.19 N
B
31.94 N
C
2.4 N
D
24.07 N
Answer & Analysis
Answer
D
Analysis
To determine the frictional force acting on
a block at rest on an inclined ramp, we first need to find the component of the
gravitational force acting parallel to the ramp and the normal force.
1. Calculate the gravitational force acting
on the block:
2. Calculate the component of gravitational
force parallel to the ramp:
Using :
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