A 4.7 kg block is being pushed across a frictionless horizontal surface by a horizontal force....
A 4.7 kg block is being pushed across a frictionless horizontal surface by a horizontal force. The block accelerates at 3.8 m/s2. What is the magnitude of the normal force the surface exerts on the block? Express your answer in newtons and round to one decimal place.
Homework Answers
Given:
Since it is a horizontal table, the normal force is equal to the weight of the block. That is,
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A 4.7 kg block is being pushed across a frictionless horizontal
surface by a horizontal force....
A 3.9 kg block is being pushed across a frictionless horizontal surface by a horizontal force....
A 3.9 kg block is being pushed across a frictionless horizontal surface by a horizontal force. The block accelerates at 5.6 m/s2. What is the magnitude of the normal force the surface exerts on the block? Express your answer in newtons and round to one decimal place.
A 5.3 kg block is pushed across a horizontal surface with a horizontal force of 34.2...
A 5.3 kg block is pushed across a horizontal surface with a horizontal force of 34.2 N against a friction force of 17.0 N. What is the acceleration of the block? Please report your answer with 1 number behind the decimal and select the correct unit
A 2.0 kg block starts from rest. It is pushed across a rough horizontal surface by...
A 2.0 kg block starts from rest. It is pushed across a rough
horizontal surface by a force F (magnitude of F = 8.0 N) directed
at a 40° angle as shown. The block is found to accelerate along the
surface at 2.0 m/s2.
Prove that there is a frictional force acting on the block
F-8.0 N 40° 40 2.0 kg
A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as...
A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as shown in the figure. The 6.00-kg block is being pushed by a horizontal 20.0-N force as shown. 1. 20.0 6.00 4.00 kg kg A) Draw free-body diagram and write the equation of motion for the 6.0kg block Free-Body Diagram X: Y: B) Draw free-body diagram and write the equation of motion for the 4.0kg block X: Free-Body Diagram Y: C) What is the common...
A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as...
A 6.00-kg block is in contact with a 4.00-kg block on a
horizontal frictionless surface as shown
in the figure. The 6.00-kg block is being pushed by a horizontal
20.0-N force as shown.
a. What is the acceleration of the blocks?
b. What is the magnitude of the force of the 6.00-kg block on the
4.00-kg block?
c. What is the magnitude of the force of the 4.00-kg block on the
6.00-kg block?
d. What is the net force on...
A 46 kg crate is on a rough horizontal surface. I push the block horizontally with...
A 46 kg crate is on a rough horizontal surface. I push the block horizontally with a 115 N force but the crate remains stationary. What is the magnitude of the friction force between the crate and the surface? Express your answer in newtons and round to one decimal place.
A 40 kg crate is on a rough horizontal surface. I push the block horizontally with...
A 40 kg crate is on a rough horizontal surface. I push the block horizontally with a 127 N force but the crate remains stationary. What is the magnitude of the friction force between the crate and the surface? Express your answer in newtons and round to one decimal place.
Block A is pushed across a horizontal surface at a constant speed by a hand that...
Block A is pushed across a horizontal surface at a constant
speed by a hand that exerts force towards the right. Assume that
there is friction between the block and the surface.
a. Draw an interaction diagram for the situation.
b. Use your interaction diagram to draw two free-body diagrams,
one for the hand and the other for the block.
c. Rank in order from largest to smallest, the magnitudes of all
of the horizontal forces you showed in part...
A 900 g block is being pulled across a smooth (frictionless) horizontal table by a string...
A 900 g block is being pulled across a smooth (frictionless) horizontal table by a string that makes a 38o angle up from horizontal. The tension in the string is 2.5 N. What is the acceleration of the block? Express your answer in meters per second squared and round to one decimal place.
A 800 g block is being pulled across a smooth (frictionless) horizontal table by a string...
A 800 g block is being pulled across a smooth (frictionless) horizontal table by a string that makes a 25o angle up from horizontal. The tension in the string is 1.3 N. What is the acceleration of the block? Express your answer in meters per second squared and round to one decimal place.
A 2.0 kg block starts from rest. It is pushed across a rough
horizontal surface by a force F (magnitude of F = 8.0 N) directed
at a 40° angle as shown. The block is found to accelerate along the
surface at 2.0 m/s2.
Prove that there is a frictional force acting on the block
F-8.0 N 40° 40 2.0 kg
A 6.00-kg block is in contact with a 4.00-kg block on a horizontal frictionless surface as shown in the figure. The 6.00-kg block is being pushed by a horizontal 20.0-N force as shown. 1. 20.0 6.00 4.00 kg kg A) Draw free-body diagram and write the equation of motion for the 6.0kg block Free-Body Diagram X: Y: B) Draw free-body diagram and write the equation of motion for the 4.0kg block X: Free-Body Diagram Y: C) What is the common...
A 6.00-kg block is in contact with a 4.00-kg block on a
horizontal frictionless surface as shown
in the figure. The 6.00-kg block is being pushed by a horizontal
20.0-N force as shown.
a. What is the acceleration of the blocks?
b. What is the magnitude of the force of the 6.00-kg block on the
4.00-kg block?
c. What is the magnitude of the force of the 4.00-kg block on the
6.00-kg block?
d. What is the net force on...
Block A is pushed across a horizontal surface at a constant
speed by a hand that exerts force towards the right. Assume that
there is friction between the block and the surface.
a. Draw an interaction diagram for the situation.
b. Use your interaction diagram to draw two free-body diagrams,
one for the hand and the other for the block.
c. Rank in order from largest to smallest, the magnitudes of all
of the horizontal forces you showed in part...
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