Consider an experiment where we send monochromatic light to a distant screen through a single narrow slit. The distance between adjacent dark fringes in the diffraction pattern displayed on the screen (A) increases, (B) decreases, or (C) remains the same if, The distance between the slit and the screen increases.
A. Increases
B. Decreases
C. Remains the same
A. Increases
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The minimum number of forces that act on a book resting on a table is
A) 1. B) 2. C) 3. D) 4. E) none of the above
What of the following distance methods is used to determine the distance to the most distant galaxies?
a. radar echo b. supernova observations c. period-luminosity relationship of variable stars d. parallax
When something is restricted to having only certain numerical values, it is said to be ________________
Fill in the blank(s) with correct word
An ideal gas at STP is first compressed until its volume is half the initial volume, and then it is allowed to expand until its pressure is half the initial pressure. All of this is done while holding the temperature constant
If the initial internal energy of the gas is U, the final internal energy of the gas will be A) U. B) 2U. C) U/2. D) U/3. E) U/4.