Question

Which would require a greater force accelerating a 5 kg mass at 5 ms?
or a 3 kg mass at 7 ms ??

please answer​

Answer 1

Explanation:

Force F=ma

(1) : F1=m1a1=2×5=10 N

(2) : F2=m2a2=4×2=8 N

So, 2 kg will require greater force.

Answer 2

Answer:

a is correct

Explanation:

a-5*5=25

b-7*3=21