Question

A dog having a mass of 32.0 kg runs at a constant pace of 9.50 km/hr. What the magnitude of the dog's momentum?

Answer 1

`84.dot4` `kg` `ms^-1`

Explanation:

`ms^(-1)=km"/"h*1000/60^2`

`(9.5*1000)/60^2=2.63dot8ms^(-1)`

`p=mv=32*2.63dot8=84.dot4` `kg` `ms^-1`