Monochromatic light of wavelength 500 nm is incident normally on a diffraction grating. If the third-order maximum of the diffraction pattern is observed at 32.0° from the central spot, how many TOTAL number of maxima can be seen?
A) 5
B) 7
C) 10
D) 11
E) 13
Answer: D
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A) greater on the coconut. B) greater on the feather. C) the same on each.
Fourier analysis makes central use of
A) wave superposition. B) partial tones. C) harmonics. D) none of the above
A uniform rod (mass m = 1.0 kg and length L = 2.0 m) pivoted at one end oscillates in a vertical plane as shown below. The period of oscillation (in s) is approximately
?
?
A. 4.0. B. 1.6. C. 3.2. D. 2.3. E. 2.0.
A radio wave transmits 1.59 W/m2 average power per unit area. What is the peak value of the associated magnetic field? (?0 = 4? × 10^?7 T?m/A and c = 3.00 × 10^8 m/s)
a. 1.33E–14 T b. 3.46E+1 T c. 1.15E–7 T d. 7.28E–5 T e. 8.16E–8 T