The force that acts between a pair of magnetic poles depends on
A) magnetic pole strength.
B) separation distance.
C) both of these
D) neither of these
Answer: C
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Edge dislocations whose tangent and Burger’s vector are not on a most closely packed plane are _________.
Fill in the blank(s) with the appropriate word(s).
Electrons in glass have a natural frequency in the
A) infrared region of the spectrum. B) visible region of the spectrum. C) ultraviolet region of the spectrum.
A bullet is fired horizontally with an initial velocity of 300 m/s from a 20-m high tower. If air resistance is negligible, the bullet hits downrange about
A) 200 m. B) 300 m. C) 400 m. D) 500 m. E) 600 m.
The resistance to relative motion of two bodies in contact with each other is called __________
Fill in the blank(s) with correct word