A bullet of mass 0.03kg has a kinetic energy of 4j what is the velocity of the bullet?
2 answers
A bullets of mass 0.03kg has a kinetic energy of 4j what is is the velocity of the bullet?
K.E. = 1/2 * m * v^2
4 J = 1/2 * 0.03 kg * v^2
v^2 = 2 * 4 / 0.03 (m/s)^2
4 J = 1/2 * 0.03 kg * v^2
v^2 = 2 * 4 / 0.03 (m/s)^2