If the inductance and the capacitance both double in an LRC series circuit, the resonant frequency of that circuit will
A) decrease to one-half its original value.
B) decrease to one-fourth its original value.
C) decrease to one-eighth its original value.
D) increase to twice its original value.
E) increase to four times its original value.
A
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Celestial latitude is referred to as
a) right ascension. b) declination. c) the hour angle. d) magnitude.
When you plot the position of sun-like stars, you will find that ___
a. almost all sun-like stars are found in spiral arms b. sun-like stars are found in and out of spiral arms c. sun-like stars are left behind by the spiral arms that created them d. sun-like stars are only found in the outer 2/3 of the disk e. sun-like stars are only found in the inner 2/3 of the disk
Match the words at the left to the correct blanks in the sentences at right. You may use the same words more than once.
An asteroid exerts a 360-N gravitational force on a nearby spacecraft. The 360-N force on the spacecraft is directed
A) toward the asteroid. B) away from the asteroid. C) toward the Sun.