Author Question: A generator is a device that converts a. heat energy into mechanical energy. b. chemical energy ... (Read 99 times)

evelyn o bentley · **on:** Jul 28, 2018

A generator is a device that converts
a. heat energy into mechanical energy.
b. chemical energy into electrical energy.
c. mechanical energy into electrical energy.
d. electrical energy into mechanical energy.

Question 2

An object 50-cm high is placed 1.0 m in front of a converging lens whose focal length is 1.5 m. Determine the image height (in cm).
a. 77
b. 150
c. 52
d. 17
e. 83