contestada

If the speed of an object is doubled its kinetic energy is multiplied by



a.
0.5


b.
4


c.
0.25


d.
2

Respuesta :

MathPhys

Answer:

b. 4

Explanation:

Kinetic energy of an object is:

KE = ½ mv²

If the speed is doubled, the kinetic energy is quadrupled.

4KE = ½ m (2v)²

Otras preguntas