In the context of the excitation of atoms, jumps of electrons from one orbit to another are sometimes called__________
A) magnetic jumps
B) transitional jumps
C) filtered jumps
D) quantum jumps
D
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Star A has an apparent magnitude of 3 and Star B has an apparent magnitude of 5. Which star is brighter in our sky?
A) Star A B) Star B C) The two stars have the same brightness in our sky, but Star A is closer to us than Star B. D) There is not enough information to answer the question.
A hypothetical planet has a mass of one-half that of the earth and a radius of twice that of the earth. What is the acceleration due to gravity on the planet in terms of g, the acceleration due to gravity at the surface of the earth?
A) g B) g/2 C) g/4 D) g/8 E) g/16
A resistor and an inductor are connected in series to a battery. The battery is suddenly removed from the circuit and replaced by a wire to complete the circuit
The time constant for of the new circuit represents the time required for the current to decrease to A) 75% of the original value. B) 25% of the original value. C) 63% of the original value. D) 37% of the original value. E) zero.
Asteroids are sometimes referred to as ______________ planets
Fill in the blank(s) with correct word