Question

Newton's Second Law of Motion is expressed as F = ma.

A lawn mower with constant mass is pushed over a length of grass.

How much force is required to triple the acceleration rate?

A.The force required remains constant.
B.The force required is four times the original.
C.The force required is three times the original force. DThe force required is one-third the original force.

Answer 1

I think C

Answer 2

@imqwerty

Answer 3

@welshfella

Answer 4

F = ma
m is constant
a is tripled so

Force = m * 3a = 3ma

this must be 3 times F = 3F

Answer 5

3 times the original force

Answer 6

awesome, thx. Do you think you could help me with a couple more?

Answer 7

sorry gotta go now