Practice Problems
Normal Forces
Directions:
On this worksheet you will be asked to calculate the normal force depending on a variety of situations.
omit
Question 1
What is the normal force acting on a 6-kg mass that is at rest on a horizontal surface?
0.6 N
0 N
58.8 N
1.6 N
omit
Question 2
What is the normal force acting on a 6-kg mass that is sitting on the floor of an elevator which is accelerating upwards at a rate of 7 m/sec
^{2}
?
51.8 N
58.8 N
100.8 N
16.80 N
omit
Question 3
What is the normal force acting on a 6-kg mass that is sitting on the floor of an elevator which is accelerating downwards at a rate of 3.5 m/sec
^{2}
?
5.88 x 10
^{1}
N
3.78 x 10
^{1}
N
1.12 x 10
^{1}
N
3.08 x 10
^{1}
N
omit
Question 4
What is the normal force acting on a 6-kg mass that is being pulled up a 39º frictionless inclined plane at a constant velocity of 7 m/sec?
4.57 x 10
^{1}
N
2.59 x 10
^{2}
N
5.88 x 10
^{1}
N
3.7 x 10
^{1}
N
omit
Question 5
What is the normal force acting on a 6-kg mass which is being pulled at a constant velocity of 7 m/sec by a rope having a tension of 34 newtons at an angle of 39º to the horizontal?
80.2 N
58.8 N
32.4 N
37.4 N
omit
Question 6
What is the normal force acting on a 6-kg mass which is being pushed at a constant velocity of 7 m/sec by a force of 34 newtons along a rigid handle that makes an angle of 39º to the horizontal?
85.2 N
37.4 N
32.4 N
80.2 N
PhysicsLAB
Copyright © 1997-2022
Catharine H. Colwell
All rights reserved.
Application Programmer
Mark Acton