What is the minimum distance between two points on the Moon that could be just resolved by the Keck telescope in Hawaii using a wavelength of 600 nm and having perfect optics? The diameter of this telescope mirror system is 10 m, and the distance to
the Moon is 380,000 km.
28 m
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Constant Acceleration Kinematics: An object starts from rest and undergoes uniform acceleration. During the first second it travels 5.0 m. How far will it travel during the third second?
A. 5.0 m B. 15 m C. 25 m D. 45 m
Answer the following statement(s) true (T) or false (F)
1. 
2. 
3. 
4. 
Consider a two-slit interference experiment like the one shown in figure Q3.7b. The distance between adjacent bright spots in the interference pattern on the screen (A) increases, (B) decreases, or (C) remains the same if, The intensity of the light increases
A. increases B. decreases C. remains the same
A horizontal force of 100 N is applied to move a 45-kg cart across a 5.0-m level surface. What work is done by the 100-N force?
a. 405 J b. 500 J c. 900 J d. 4500 J