Which is not a type of gravitationally bound stellar binary?
A: visual binary
B: eclipsing binary
C: spectroscopic binary
D: apparent binary
E: astrometric binary
Ans: D: apparent binary
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What is the normal operating unit for the perm?
What will be an ideal response?
The graph below shows the velocity versus time graph for a ball. Which explanation best fits the motion of the ball as shown by the graph?
a.
The ball is falling, is caught, and is thrown down with greater velocity.
b.
The ball is rolling, stops, and then continues rolling.
c.
The ball is rising, hits the ceiling, and falls down.
d.
The ball is falling, hits the floor, and bounces up.
e.
The ball is rising, is caught, and then is thrown down.
The Columbia Plateau in the northwestern United States is an example of a(n)
a. flood basalt. b. batholith. c. monolith. d. sill.
Series Resonance: In the figure, which of the phasor diagrams represents a series RLC circuit driven at resonance?
A. 1 B. 2 C. 3 D. 4 E. 5