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Aliun [14]
3 years ago
11

A student swings his keychain around in a circle. What is the source of the centripetal force for this action?

Physics
1 answer:
rosijanka [135]3 years ago
8 0

Answer:

Gravity

Explanation:

The source of the centripetal force that keeps the mass in a stable circle is gravity.

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A car with a mass of 1,500 kg is accelerating at a rate of
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Answer:

The net force acting on the car is

3

×

10

3

Newtons.

Hope this helps you

Explanation:

Force is defined as the product of the mass of the body and its aaceleration,

⇒

F

=

m

a

Substituting the above given values we get,

F

=

(

1500

k

g

)

(

2.0

m

/

s

2

)

=

3000

N

=

3

×

10

3

N

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