1. What is the acceleration of the system in the picture at the right?
A) 3.3 m/s^2
B) 9.8 m/s^2
C) 4.9 m/s2
D) 6.6 m/s^2
10 points
10
Question 2
2.
1. What is the acceleration of the system in the picture at the right?
A) 3.3 m/s^2
B) 9.8 m/s^2
C) 4.9 m/s2
D) 6.6 m/s^2
10 points
10
Question 3
3.
2. A frictionless pulley is set up with two hanging masses as shown at the right. What is the tension in the right-hand rope while the masses move freely?
10 points
10
Question 4
4.
3. The diagram below shows a 1.0 kg object connected to a 10.0 kg mass. Assuming the force of friction is 10.0, what is the acceleration of the system?
10 points
10
Question 5
5.
4. In the diagram below, two masses are connected by a light string over a frictionless, masses pulley. What coefficient of static friction is required to keep m1 from slipping?
10 points
10
Question 6
6.
A 20.0 kg mass held at rest on a frictionless incline by force F. What is the magnitude of force F ?
10 points
10
Question 7
7.
A 3.0 Kg block slides on a frictionless 20 degree inclined plane. A force of 16N acting parallel to the incline is applied to the block. What is the acceleration of the block?
10 points
10
Question 8
8.
A box weighing 46 newtons rests on an incline that makes an angle of 25° with the horizontal. What is the magnitude of the component of the box’s weight perpendicular to the incline?
10 points
10
Question 9
9.
Which of the following is the best expression for the Normal Force?