Period T= time of one revolution measured in seconds

Apendulum has a mass of 1.5 kg and starts at a height of 0.4 m. if it is released from rest, how fast is it going when it reaches the lowest point of its path? acceleration due to gravity is g = 9.8 m/s2. a. 2.8 m/s b. 0 m/s c. 5.9 m/s d. 4.3 m/s

What is the role of the ocular lens?

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle