Question

Shows two trolleys accelerating towards each other.

Calculate:
i. The acceleration of Trolley 1 ..............m/s2
.
ii. The mass of Trolley 2..............kg.

Answer 1

i. 48 i. 4
Explanation:
F= ma
a= F/m
m= F/a
i.a=12/2.5=4.8m/s2
ii.m=8/2=4kg

Answer 2

i. 4.8 ii. 4

Explanation:

F＝ma

a＝F/m

m＝F/a

i. a＝12/2.5＝4.8m/s2

ii. m＝8/2＝4kg