A car and a truck have same speed at 30m/sec. If their masses are in the ratio 1:3,find the ratio of their kinetic energy
Answers
Answered by
2
let 1:3 be x and 3x.
K. E of car = 1/2*x*30*30
= 450x. .........eq. 1
K.E of truck =1/2 *3x *30*30
=450*3x
Ratio of their K.E= 450x/450*3x
= 1:3..
K. E of car = 1/2*x*30*30
= 450x. .........eq. 1
K.E of truck =1/2 *3x *30*30
=450*3x
Ratio of their K.E= 450x/450*3x
= 1:3..
Similar questions