4 A force F pushes on block 2 with mass, m2 = 15kg. Block 1 with mass, mi = above the ground. Both blocks start at rest at t = 0. Block 2 accelerates at a rate of 10.0m/s2 →. The coefficient of friction between all surfaces is 0.25. a. The friction acting on block 1 acts in the F 5kg, starts 0.95m mi m2 direction. (circle one) +x -x +y -y b. The friction force acting on block 2 at the interface between block 1 and block 2 acts in the direction. (circle one) +x -x +y -y c. Calculate the normal force on mi by m2. d. Calculate the friction force on mı by m2. e. Calculate the acceleration of block m1.

Physics for Scientists and Engineers with Modern Physics
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Chapter8: Conservation Of Energy
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4 A force F pushes on block 2 with mass, m2 =
15kg. Block 1 with mass, mị =
5kg, starts 0.95m
mị
m2
above the ground. Both blocks start at rest at t =
0. Block 2 accelerates at a rate of 10.0m/s² →. The
coefficient of friction between all surfaces is 0.25.
a. The friction acting on block 1 acts in the
direction. (circle one)
+x
-x
+y
-y
b. The friction force acting on block 2 at the interface between block 1 and block 2 acts
in the
direction. (circle one)
+x
-x
+y
-y
c. Calculate the normal force on mi by m2.
d. Calculate the friction force on mi by m2.
e. Calculate the acceleration of block mi.
Transcribed Image Text:4 A force F pushes on block 2 with mass, m2 = 15kg. Block 1 with mass, mị = 5kg, starts 0.95m mị m2 above the ground. Both blocks start at rest at t = 0. Block 2 accelerates at a rate of 10.0m/s² →. The coefficient of friction between all surfaces is 0.25. a. The friction acting on block 1 acts in the direction. (circle one) +x -x +y -y b. The friction force acting on block 2 at the interface between block 1 and block 2 acts in the direction. (circle one) +x -x +y -y c. Calculate the normal force on mi by m2. d. Calculate the friction force on mi by m2. e. Calculate the acceleration of block mi.
f. Calculate the time that it takes mass mi to hit the ground.
g. Calculate the distance m2 travels before block mı hits the ground.
h. Calculate the magnitude of the normal force of the ground acting on m2.
i. Calculate the magnitude of the force F acting on m2.
Transcribed Image Text:f. Calculate the time that it takes mass mi to hit the ground. g. Calculate the distance m2 travels before block mı hits the ground. h. Calculate the magnitude of the normal force of the ground acting on m2. i. Calculate the magnitude of the force F acting on m2.
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