A. A bullet is shot into a block of ice at 0 degrees Celsius. It comes to rest and melts .005 kg of ice. What was the Kinetic Energy of the bullet? (C water = 4186 J/kg x degrees C and Lf= 332,800 J/kg)
B. How much work is done by a Carnot heat engine that is 27 percent efficient in utilizing 2.5 x 10^4 J extracted from a hot reservoir?
C. What charge q must be deposited on a 1.5 Farad capacitor to store .75 joules?
D. Light with a wavelength of 6 x 10^-7m in a vacuum has a frequency of?