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Category > Physics Posted 23 May 2017 My Price 9.00

When a net force of 145 N

5- When a net force of 145 N is applied to a certain object, it accelerates at a rate of 3.5 m/s2. Find the mass of the object in kg.

6- A person weighs 190 lb. Find the mass in kg.

7- The mass of a person is 75 kg. Find the wight (a) on the Earth, (b) on the moon The wight must be given in pounds.

8- The weight of a person on the earth is 145 lb. Find her weight on Mars (gmars=3.8 m/s2).

9- A lamp hangs in equilibrium from the ceiling. The mass of the lamp is 14kg. What force must be applied (magnitude and direction) to keep the lamp in equilibrium?

10- A 50 kg box is on the floor where the sliding friction force is 0 N. If we apply a force of 100 N, what will be the box acceleration in m/s2?

 

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SuperTutor
(15)
Status NEW Posted 23 May 2017 01:05 AM My Price 9.00

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