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 2-kg mass that is at rest on a horizontal surface?
0 N
19.6 N
0.2 N
4.9 N
omit
Question 2
What is the normal force acting on a 2-kg mass that is sitting on the floor of an elevator which is accelerating upwards at a rate of 8 m/sec
^{2}
?
35.6 N
25.8 N
19.6 N
3.60 N
omit
Question 3
What is the normal force acting on a 2-kg mass that is sitting on the floor of an elevator which is accelerating downwards at a rate of 4 m/sec
^{2}
?
1.8 x 10
^{0}
N
1.16 x 10
^{1}
N
1.78 x 10
^{1}
N
1.96 x 10
^{1}
N
omit
Question 4
What is the normal force acting on a 2-kg mass that is being pulled up a 36º frictionless inclined plane at a constant velocity of 8 m/sec?
1.96 x 10
^{1}
N
1.15 x 10
^{1}
N
1.59 x 10
^{1}
N
9.22 x 10
^{1}
N
omit
Question 5
What is the normal force acting on a 2-kg mass which is being pulled at a constant velocity of 8 m/sec by a rope having a tension of 32 newtons at an angle of 36º to the horizontal?
38.4 N
-6.3 N
0.8 N
19.6 N
omit
Question 6
What is the normal force acting on a 2-kg mass which is being pushed at a constant velocity of 8 m/sec by a force of 32 newtons along a rigid handle that makes an angle of 36º to the horizontal?
45.5 N
38.4 N
0.8 N
-6.3 N
PhysicsLAB
Copyright © 1997-2019
Catharine H. Colwell
All rights reserved.
Application Programmer
Mark Acton