A slit of width 0.010 mm has light of frequency 5.0 × 1014 Hz passing through it onto a screen 60 cm away. How wide is the central maximum? (c = 3.00 × 108 m/s)
A) 1.8 cm B) 0.12 cm C) 3.6 cm D) 7.2 cm E) 0.90 cm
D
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The electrons are bound to an atom by the attraction between their negative charge and the positive charge on the nucleus. This attraction is known as the _____
A) Coulomb force B) Doppler effect C) Lorentz force D) Casimir effect
The Kelvin temperature scale is measured in degrees
a. True b. False Indicate whether the statement is true or false
Energy and Mass: One of the first atomic explosion released approximately 1.0 × 1014 J of energy. How much matter had to be changed into energy to produce this yield? (c = 3.0 × 108 m/s)
A. 1.1 g B. 23 g C. 13 g D. 0.45 kg E. 1.1 kg
The radiation curve for a red hot fire-place poker peaks in the
A) infrared region. B) green region. C) ultraviolet region.