When long-wavelength light is seen in the interference colors of a soap bubble, the wavelength being cancelled is relatively
A) long.
B) short.
C) neither of these
Answer: B
You might also like to view...
The "triple point" of a substance is that point for which the temperature and pressure are such that:
A. only solid and liquid are in equilibrium B. only liquid and vapor are in equilibrium C. only solid and vapor are in equilibrium D. solid, liquid, and vapor are all in equilibrium E. the temperature, pressure and density are all numerically equal
To scale, if Earth were the size of a basketball, then the Moon would be about
A) 5 feet away. B) 10 feet away. C) 20 feet away. D) 80 feet away.
A particle (charge = Q) is kept in a fixed position at point P, and a second particle (charge = q) is released from rest when it is a distance R from P. If Q = +2.0 mC, q = ?1.5 mC, and R = 30 cm, what is the kinetic energy of the moving particle after it has moved a distance of 10 cm?
A. 60 kJ B. 45 kJ C. 75 kJ D. 90 kJ E. 230 kJ
What is the wavelength m of light in a material?
a. m = n b. m = /n c. m = + n d. m = 3 e. m = n/