The impulse experienced by a body is equivalent to its change in:
a. velocity.
c. momentum.
b. kinetic energy.
d. None of the other choices are valid.
Question 2
A proton initially moves left to right long the x axis at a speed of 2.00 104 m/s. It moves into an electric field, which points in the negative x direction, and travels a distance of 0.200 m before coming to rest. What acceleration magnitude does the proton experience?
a. 2.67 1012 m/s2
c. 6.67 106 m/s2
b. 9.33 109 m/s2
d. 1.00 109 m/s2