lameesekhalife lameesekhalife

19-06-2020
Physics

contestada

Which has more momentum: a 30 kg bicycle moving at 10 m/s or a 300 kg car at rest?
A bicycle
B car
c they have the same momentum

Respuesta :

InsignificantSike InsignificantSike

19-06-2020

Answer:

Momentum = mass × velocity

Case I

Momentum of bicycle = 30 × 10 = 300 kgms¯¹

Case II

Momentum of car = 300 × 0 = 0 kgms¯¹

Therefore, 300 > 0 so momentum of bicycle is more. Hence, option A is correct.

Answer Link

Otras preguntas

What were the first-known inhabitants of massachusetts?

Describe something that you think is a public good. Explain how it is non-excludable and non-rival. State whether you think the good should be provided by the g

Describe something that you think is a public good. Explain how it is non-excludable and non-rival. State whether you think the good should be provided by the g

I really need help on my math homework please anyone

are there any birds that can't fly

The volumes of two similar cones are 36π cm3 and 288π cm3. The base radius of the smaller cone is 3 cm. Calculate the base radius of the larger cone.

Why do people read newspaper?

(12x³+3x²-108)÷ (3x-6) use long division to find the quotient below.

the strength of the force of gravity between two objects depend on?

For what value of x would be the quotient (3x²+4x-5) ÷ (x+2) not make sense?