a converging spherical mirror of radius of curvature 20. ocm is used as a shaving mirror. what is the distance of an object form the mirror if an upright image three times the height of the object produced? draw a ray diagram to illustrate your answer.​

Aball tossed vertically upward from the ground next to a building passes the bottom of a window 1.8 s after being tossed and passes the top of the window 0.20 s later. the window is 2.0 m high from top to bottom. what was the ball's initial velocity? the unit vector j^ is directed upward. how far is the bottom of the window from the launch position? how high does the ball rise above the launch position?

Aracecar driver has to hold on tightly when going around a banked curve. approximately what is the centripetal force on a 2220.0 kg car going around a circle with a diameter of 190.0 meters at 25.0 m/s?

What happens when a rubber rod is rubbed with a piece of fur?