The first successful determination of the finite speed of light is credited to
A)
Galileo.
B)
Roemer.
C)
Einstein.
D)
Newton.
E)
Franklin.
B
You might also like to view...
When they were first discovered, quasars appeared to be____
a. small, star-like objects associated with radio emission b. pairs of radio sources c. elliptical galaxies with an X-ray emitting halo d. clouds of gas glowing with green emission lines e. linear jets of matter
The distance to Canopus is 96 pc. What is the parallax angle as observed from the Sun?
a. 0.01 degrees b. 0.01 arc minutes c. 0.01 arc seconds d. 96 pc
Angular Quantities: Express the angular speed of an old 33 1/3 rpm LP in rad/s.
Fill in the blank(s) with the appropriate word(s).
Parallel-Plate Capacitor: The potential difference between the plates of an ideal air-filled parallel-plate capacitor with a plate separation of 6.0 cm is 60 V. What is the strength of the electric field between the plates of this capacitor?
A. 60 V/m B. 500 V/m C. 1000 V/m D. 2000 V/m E. 3600 V/m