The national debt is measured in trillions of dollars. Which of the following is a representation of a trillion?
A) 1 × 1015
B) 1 × 1012
C) 1 × 109
D) 1 × 106
E) 1 × 103
B
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A photon that is emitted during a transition in hydrogen from the n = 27 state to the n = 2 state is in which of the following series?
A. Lyman B. Balmer C. Paschen D. Brackett E. All of these choices are correct.
If a thermometer measures the temperature of two objects as being equal, you can conclude that the objects will be in thermal equilibrium if they are brought into thermal contact
Indicate whether the statement is true or false
Household 120-V outlets are made to accept three-pronged plugs. One of the prongs attaches to the "live" wire at 120 V, and another attaches to the "neutral" wire that is connected to ground. What is the round third prong for?
a. It serves as a backup to the hot wire. b. It lets the appliance run if the neutral wire breaks. c. It connects the case of the appliance directly to ground for safety purposes. d. Nothing electrical, it is for mechanical sturdiness.
How does allowing the utilities to charge higher rates help increase the capacity factor of nuclear plants? Explain
What will be an ideal response?