The distance between the ruled lines on a diffraction grating is 1,770 nm. The grating is illuminated at normal incidence with a parallel beam of white light in the 400 nm to 700 nm wavelength band
What is the longest wavelength that appears in the third order spectrum? A) 590 nm
B) 570 nm
C) 550 nm
D) 530 nm
E) 610 nm
A
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When an electron moves in a direction opposite to the electric field, its potential increases but the potential energy decreases
Indicate whether the statement is true or false
For constant linear acceleration, the position versus time graph is a
A) horizontal line. B) vertical line. C) sloped line. D) curve. E) none of the given answers.
A black hole can be created in a(n) ________, even more violent than supernovae
Fill in the blank(s) with correct word
A U-tube is partially filled with water and then an immiscible liquid is added to the right side. The top of the liquid is a distance h1 = 2.40 cm above the level of interface between the liquid and water. On the left side of the tube the top of the water is a distance h2 = 1.48 cm above the liquid-water interface on the right side. What is the density of the liquid in terms of the density of
water, 1 000 kg/m3? a. 1 620 kg/m3 b. 617 kg/m3 c. 622 kg/m3 d. 237 kg/m3