Recent content by Myuki

A concave shaving mirror is constructed so that a man at a distance of 16.9 cm from the mirror sees his image magnified 1.3 times. What is the radius of curvature of the mirror? ________cm

An 8.01 g bullet is fired horizontally into a 9.11 kg block of wood on an air table and is embedded in it. After the collision, the block and bullet slide along the frictionless surface together with a speed of 11.8 cm/s. What was the initial speed of the bullet? _______m/s