If an object's velocity is doubled, its momentum is
A) halved.
B) unchanged.
C) doubled.
D) quadrupled.
E) dependent on its acceleration.
C
You might also like to view...
The Sun will exhaust its nuclear fuel in about ________
A) 5 million years B) 50 billion years C) 5 billion years D) 5000 AD
A particle (mass = 6.0 mg) moves with a speed of 4.0 km/s in a direction that makes an angle of 37° above the positive x axis in the xy plane. At the instant it enters a magnetic field of (5.0 ) mT it experiences an acceleration of (8.0 ) m/s2 . What is the charge of the particle?
a. ?4.8 ?C b. 4.0 ?C c. ?4.0 ?C d. 4.8 ?C e. ?5.0 ?C
Two parallel rays (also parallel to the optic axis) reflect from a concave mirror. They intersect at
A) the center of curvature. B) the focal point. C) a point behind the mirror. D) infinity.
A wave on a string has a wavelength of 0.90 m at a frequency of 600 Hz. If a new wave at a frequency of 300 Hz is established in this same string under the same tension, what is the new wavelength?
a. 2.7 m c. 0.45 m b. 1.8 m d. 0.30 m