Momentum is defined as
A) mass times speed.
B) mass times velocity.
C) force times velocity.
D) mass times acceleration.
E) force times acceleration.
B
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A nonuniform linear charge distribution given by l(x) = bx, where b is a constant, is distributed along the x axis from x = 0 to x = +L. If b = 40 nC/m2 and L = 0.20 m, what is the electric potential (relative to a potential of zero at infinity) at the point y = 2L on the y axis?
a. 19 V b. 17 V c. 21 V d. 23 V e. 14 V
Consider a situation where you exert a force F on a crate of mass m, moving it at a speed v a distance d across a floor in a time interval t. The kinetic energy of the crate is __________
Fill in the blank(s) with correct word
Consider the function ? (x) = Ax 2 + B, where A and B are constants. Is this function a possible quantum wave function under the right circumstances?
A. Yes. B. Yes, but only for certain values of A and B. C. Yes, but only if A and B are complex. D. Yes, if B is zero. E. No.
Which of the following is not an abbreviation for a quark flavor?
A. u B. s C. b D. t E. r