Bands of waves in the electromagnetic spectrum are arranged in order of
a. frequency and wavelength.
b. chronology.
c. discovery.
d. use and applications.

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.

An object's buoyant force and weight mean the same thing.a. trueb. false

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv.a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?