Which of the following instruments is used in the field of high energy physics to accelerate protons to very high energies along circular paths?
a) magnetron
b) synchrotron
c) ignitron
d) betatron
e) quartertron
Ans: b) synchrotron
Physics & Space Science
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An object that completes 100 vibrations in 5 seconds has a period of
A) 0.5 second. B) 1 second. C) 2 seconds. D) none of the above
Physics & Space Science
The depth of the dip in a star's brightness due to the transit of a planet depends most directly on
A) the planet's density. B) the eccentricity of the planet's orbit. C) the planet's size. D) the size of the planet's orbit. E) the planet's mass.
Physics & Space Science
Strictly speaking, it is correct to say that voltage
A) flows through a circuit. B) flows across a circuit. C) is impressed across a device in a circuit. D) all of these
Physics & Space Science