Answer Happy

Questions 341-345 refer to the diagram below. Assume no friction unless otherwise stated. 341. The mass m slides a fistance d. Which of the following would NOT change the work done on the mass? A. a change in the angle B. a change in the distance d C. a change in the mass m D. All of the above wopld change the work done on the mass. 342. A mass m slides a distance d. Which of the following is altered by changing m ? A. the work done on the mass B. the velocity of the mass C. the acceleration of the mass D. the time required for the mass to move distance d 343. If Θ is 30∘, and m is 2.5 kg, how much work is done on the block if it sfides 20 cm ? A. 2.5J B. 5.0 J C. 25 J D. 50 J 344. If θ is 30∘,h is 10 cm, and m is 4 kg, hom much work is done on the block if it slides a distance d? A. 2 J B. 4 J C. 6 J D. 8 J