What is meant by separation point?
What will be an ideal response?
By separation point is meant the location on a two or three-dimensional object
where a fluid passing around it separates from the object’s surface and has a
non-zero velocity and may actually have a reverse velocity.
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The angular resolution of a telescope is never less than its diffraction limit
Indicate whether the statement is true or false
A solar-mass star will evolve off the main sequence when
A) it loses all its neutrinos, so fusion must cease. B) it completely runs out of hydrogen. C) it builds up a core of inert helium. D) it explodes as a violent nova. E) it expels a planetary nebula to cool off and release radiation.
The size of the current flowing through a conductor equals the __________ divided by the conductor's ___________
Fill in the blank(s) with correct word
An electric car runs off a battery. When the driver wants to slow down the car, instead of applying the brakes he or she throws a switch that connects the wheels to a generator that converts the car’s kinetic energy back to energy in the battery.
A. first kind B. second kind