Double-Slit Interference: In a double-slit interference experiment you are asked to use laser light of different wavelengths and determine the separation between adjacent maxima. You observe that this separation is greatest when you illuminate the double slit with
A. blue light.
B. green light.
C. yellow light.
D. red light.
E. The separation is the same for all wavelengths.
Answer: D
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Consider a satellite (whose mass is m) orbiting the earth (whose mass is M). If we use the formula Vg = -GMm/r for the gravitational potential energy in this situation, the earth/satellite system’s total energy E turns out to be negative. With respect to the total energy of what situation is E negative?
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An ac signal at a certain frequency is applied across a 40-mH inductor and a 100-? resistor. If the power factor of this circuit is 0.40, what is the value of the frequency?
A) 160 Hz B) 200 Hz C) 410 Hz D) 600 Hz E) 910 Hz
When water boils, its temperature __________
Fill in the blank(s) with correct word
The temperature scale where the numerical value is proportional to the average kinetic energy of the atoms or molecules is __________
Fill in the blank(s) with correct word