156k views
20 votes
A 3kg mass is dropped from a height of 12m. What is the KE as it strikes the ground?

User Solalito
by
7.9k points

1 Answer

9 votes

Step-by-step explanation:

Given

mass=3kg

height=12m

and all of them now

gravity=9.8m/S2

required

k.e = ?

solution

k.e=p.e

so p.e=MGH

p.e=MGH

=3kg*9.8m/S2*12m

=352.8kg m2/S2

=352.8 J

so we said p.e=k.e

therefore 352.8 J = k.e

User Neilon
by
8.7k points

Related questions

asked Jul 18, 2024 87.6k views
Bfroehle asked Jul 18, 2024
by Bfroehle
7.8k points
1 answer
1 vote
87.6k views
asked Oct 3, 2016 231k views
Dennisg asked Oct 3, 2016
by Dennisg
7.8k points
1 answer
5 votes
231k views