A box is sliding up an incline that makes an angle of 15.0 degrees with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box and the surface of the incline is 1.50 m/s. How far does...
CHAPTER SUMMARY This chapter concentrates on Chinas imperial age and emphasizes the cultural and philosophical contributions of this important period. During this time, which corresponds to the European middle ages, the most notable feature of Chinese history...
When a 58 gram tennis ball is served, it accelerates from rest to a speed of 45 m/s. The impact with the racket gives the ball a constant acceleration over a distance of 44 cm. What is the magnitude of the net force acting on the ball?
1 mi=5280 ft. 4 hr 53 min=17580s 1960 mi=10348800 ft 10348800/17580s = 589 ft/s. Answer: 589
1 cup=16 fl oz. 1 scone requires 18 fl oz. 1 qt=2 pts. 1 pt=2 cups. So 1 qt=4 cups. 1 qt=64 fl oz. 90 scones require 1620 fl oz of buttermilk. 1620/64=21.3125, so the cook must buy 22 quarts of buttermilk. Answer: 22