What is a shock wave?
A) a pressure wave that moves slower than the speed of sound
B) a pressure wave that moves faster than the speed of sound
C) an electromagnetic wave that can create electrical shocks
D) an electromagnetic wave created when electrons recombine with protons
E) a pressure wave that moves faster than the speed of light
B
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When the principal quantum number is n = 5, how many different values of m? are possible?
1.1 2.5 3.9 4.25
100 kW is transmitted down a 6-? line at 1000 V. How much less power would be lost if the power were transmitted at 3000 V instead of at 1000 V?
A) 1.0 kW B) 10 kW C) 30 kW D) 45 kV E) 53 kW
We know the white dwarf star Sirius B has a mass comparable to the Sun because
a. of its measured color. b. of its measured temperature compared to Sirius A. c. it is part of binary star system with Sirius A.
The person who first explained the blackbody spectrum was __________
Fill in the blank(s) with correct word