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Biblioteka

Pulleys and Inclines Quiz

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Posljednje ažuriranje over 5 years ago
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Pitanje 1
1.

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

Pitanje 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

Pitanje 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?

Pitanje 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?

Pitanje 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?

Pitanje 6
6.

A 20.0 kg mass held at rest on a frictionless incline by force F. What is the magnitude of force F ?

Pitanje 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?

Pitanje 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?

Pitanje 9
9.

Which of the following is the best expression for the Normal Force?