A 3.6 
C charge is moved from a position where its electric potential energy is 7.2 my to a position where its potential energy is 1.8 my. What is the potential at the first position?
A. 1500 V
B. 2000 V
C. -2000 V
D. 3500 V
E. -1500 V
B. 2000 V
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In a certain electroplating process gold is deposited by using a current of 14.0 A for 19 minutes. A gold ion, Au+, has a mass of approximately 3.3 × 10-22 g. How many grams of gold are deposited by this process?
A) 33 g B) 16 g C) 22 g D) 28 g E) 97 g
If you do an experiment on earth, and then do an identical experiment in a jet plane moving uniformly at a high speed, you get identical results from both experiments. This is an example of
a. time dilation b. length contraction c. the equivalence of mass and energy d. the principle of relativity e. none of the above
A 4.0 ?F and a 1.0 ?F capacitor are connected in parallel and both are charged with a 12. volt battery. They are disconnected from the battery and reconnected positive side of the 1st to negative side of 2nd, and neg. side of 1st to pos
side of 2nd. (a) How much was each charged when connected to the battery? (b) After reconnecting, how much charge is stored? (c) What potential exists across the final parallel combination?
The acceleration of an object as a function of time is given by a(t) = (3.00 m/s3 )t, where t is in seconds
If the object is at rest at time t = 0.00 s, what is the velocity of the object at time t = 6.00 s? A) 18.0 m/s B) 54.0 m/s C) 0.00 m/s D) 15.0 m/s E) 108 m/s