Question

An elastic spring constant of 150 N / m was compressed by a block 15 cm in 5.0 kg cm. Determine the speed of the block when leaving the spring, knowing he is in a horizontal plane.

Answer 1

@amistre64 @mathmale @zimmah

Answer 2

is it 82.15

Answer 3

I did it this way, is he correct?

1) Mv^2/2=kx^2/2. 5v^2=150(0,15)^2. V=✔️150/5*(0,0225)

V=0,821.

Answer 4

@sidsiddhartha

Answer 5

yeah that's the way

Answer 6

then the letter would be correct

a)??

Answer 7

yes a would be correct

Answer 8

@ganeshie8

Answer 9

@iPwnBunnies

Answer 10

@Luigi0210

Answer 11

@rock_mit182