Energy in Capacitors: If you want to store 2.0 mJ of energy in a 10-?F capacitor, how much potential do you need to put across it?
A. 5.0 V
B. 10 V
C. 15 V
D. 20 V
Answer: D
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If temperature refers to the intensity of agitation then absolute zero is no agitation
a. True b. False Indicate whether the statement is true or false
Equilibrium: A meter stick balances at the 50.0-cm mark. If a mass of 50.0 g is placed at the 90.0-cm mark, the stick balances at the 61.3-cm mark. What is the mass of the meter stick?
A. 127 g B. 178 g C. 89.7 g D. 32.6 g E. 73.4 g
Exclusion Principle: Consider the n = 10 shell.(a) What is the largest value of the angular momentum quantum number, ?, in this shell?(b) How many electrons can be placed in this shell?
Fill in the blank(s) with the appropriate word(s).
Massive stars cannot generate energy through iron fusion because
a. iron fusion requires very high density. b. stars contain very little iron. c. no star can get hot enough for iron fusion. d. both fusion or fission of iron nuclei absorb energy e. massive stars supernova before they create an iron core.