Two cannonballs are dropped from a second floor physics lab at height h above the ground.Ball B has four times the mass of ball A.When the balls pass the bottom of a first floor window at height
Above the ground,the relation between their kinetic energies,K_A and K_B,is

Question

Two cannonballs are dropped from a second floor physics lab at height h above the ground.Ball B has four times the mass of ball A.When the balls pass the bottom of a first floor window at height

Above the ground,the relation between their kinetic energies,K_A and K_B,is

Quizplus · Accepted Answer

The Answer of Two cannonballs are dropped from a second floor physics lab at height h above the ground.Ball B has four times the mass of ball A.When the balls pass the bottom of a first floor window at height Above the ground,the relation between their kinetic energies,K_A and K_B,is A)K_A = 4K_B. B)K_A = 2K_B. C)K_A = K_B. D)K_B = 2K_A. E)K_B = 4K_A.

Two Cannonballs Are Dropped from a Second Floor Physics Lab