Mercury's period of rotation is exactly _______________ of its orbital period
Fill in the blank(s) with correct word
two thirds
two-thirds
2/3rd
2/3
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A string on a guitar is stretched between two points 35.0 cm apart with a tension of 65.0 N. The mass/length of the string is 0.00400 kg/m. The frequency of the mode of vibration with the lowest frequency is
A. 315 Hz. B. 276 Hz. C. 250 Hz. D. 205 Hz. E. 182 Hz.
All of the Asteroids in the Asteroid Belt together have
A. a tiny fraction of Earth's mass. B. a mass somewhere between the mass of Mars and the mass of Jupiter. C. about Earth's mass. D. about ten times Earth's mass.
Triesters of long-chain acids with glycerol are called
a. condensation polymers. b. fats. c. soaps. d. synthetic detergents.
The circuit below contains three 100-W light bulbs and a capacitor. The emf ? = 110V. At the instant the switch S is closed, which light bulb is brightest?
a.
A
b.
B
c.
C
d.
A and B
e.
All three are equally bright.