Asked by Jamika
A 7kg block is pulled at a constant velocity by a horizontal 25 N force
- Calculate normal & gravitational forces
- Calculate the applied & frictional forces
- Calculate the coefficient of friction
CAN SOMEONE PLEASE HELP ME WITH THE EQUATIONS FOR ALL OF THESE THINGS?
- Calculate normal & gravitational forces
- Calculate the applied & frictional forces
- Calculate the coefficient of friction
CAN SOMEONE PLEASE HELP ME WITH THE EQUATIONS FOR ALL OF THESE THINGS?
Answers
Answered by
MathMate
Assuming the block is on a horizontal surface.
Vertically (y):
Gravitational force = mg
normal reaction, N = mg
(N is reaction required to remain in equilibrium)
Horizontally (x):
Since block moves with constant velocity, it is in dynamic equilibrium, so for equilibrium,
applied force = frictional forces
Applied force = 25N
frictional force = μ<sub>k</sub>N
These are the necessary equations to find the required values.
Vertically (y):
Gravitational force = mg
normal reaction, N = mg
(N is reaction required to remain in equilibrium)
Horizontally (x):
Since block moves with constant velocity, it is in dynamic equilibrium, so for equilibrium,
applied force = frictional forces
Applied force = 25N
frictional force = μ<sub>k</sub>N
These are the necessary equations to find the required values.
Answered by
Jamika
So Fg and Fn would be the same?
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