A claw hammer is used to pull a nail from a board. If the claw exerts a resistance of 2,500 N to the applied effort force of 125 N, what is the MA of the hammer?

A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?

Work = force × a. work b. energy c. distance d. momentum