A box of textbooks is pulled to the right by a force of 10 Newtons and to the left by a force of 5 Newtons. The net force is
Question 3
3.
A kilogram is a measure of an object's
Question 4
4.
What must happen to the net force acting on a 10 kilogram object in order to double the acceleration?
Question 5
5.
If the net force acting on an object is zero, the acceleration is
Question 6
6.
A 10 Newton falling object is encountering a 4 Newton force of air resistance. The net force acting on the object is
Question 7
7.
A 10 Newton falling object is encountering a 4 Newton force of air resistance. The acceleration of the object is
Question 8
8.
A 10 Newton falling object is encountering a 4 Newton force of air resistance. The mass of the object is
Question 9
9.
The weight of an object is measured in
Question 10
10.
The magnitude of the weight of a 3 kilogram mass on the surface of the earth is
Question 11
11.
The acceleration of gravity on the moon is only 1.7 m/s2. How much would a 10 kilogram mass weigh on the moon?
Question 12
12.
What is the weight of an object on the moon if it has a weight of 200 Newtons on earth. The acceleration due to gravity on the moon is 1.7 m/s2.
Question 13
13.
According to Newton's second law, Force and acceleration are
Question 14
14.
According to Newton's second law, mass and acceleration are
Question 15
15.
This is the free-body diagram for
Question 16
16.
This is the free-body diagram for
Question 17
17.
This is the free-body diagram for
Question 18
18.
This is the free-body diagram for
Question 19
19.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the weight of this box?
Question 20
20.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the normal force exerted on this box by the floor?
Question 21
21.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the net force acting on this box?
Question 22
22.
A 50 kilogram box is being pushed to the right by an applied force of 200 Newtons. The friction acting on this box is at a maximum of 150 Newtons. What is the acceleration of this box?
Question 23
23.
A 50 kilogram box is being pushed to the right by an applied force of 100 Newtons. The friction acting on this box can be a maximum of 150 Newtons. What is the net force acting on this box?
Question 24
24.
Which of these forces is usually larger?
Question 25
25.
Friction is caused by:
1. The interlocking of the two rubbing surfaces together.
2. Electrostatic forces between the atoms of each material.