300 nm light has a lower frequency than 500 nm light
Indicate whether the statement is true or false
F
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The electric potential at the surface of a charged conductor
a. is always zero. b. is always independent of the magnitude of the charge on the surface. c. may be set equal to zero by adding an appropriate constant to the potential at all points of space. d. is always such that the potential is zero at all points inside the conductor. e. is always such that the potential is always zero within a hollow space inside the conductor.
Centripetal means
a. center seeking b. pulls outward c. constant d. fast e. none of these
Clovis wants to lose weight. Clotilde tells him that he will be thin enough for her if he travels past her at 0.600c. If the distance she sees from the front of his stomach to his back is then 24.0 cm, what distance in cm does she see when he is standing still?
A. 15.4 B. 19.2 C. 24.0 D. 30.0 E. 37.5
The primary mirror in an astronomical telescope must be a
a. half-silvered mirror b. convex mirror c. concave mirror d. plane mirror.