Author Question: If a constant nonzero force is applied to an object, its velocity will certainly ________. a. ... (Read 77 times)

segrsyd · **on:** Jul 28, 2018

If a constant nonzero force is applied to an object, its velocity will certainly ________.
a. change b. stop c. be zero d. be constant e. equal acceleration

Question 2

At t = 0, a particle leaves the origin with a velocity of 9.0 m/s in the positive y direction and moves in the xy plane with a constant acceleration of (2.0i - 4.0j) m/s2 . At the instant the x coordinate of the particle is 15 m, what is the speed of the particle?
a. 10 m/s
b. 16 m/s
c. 12 m/s
d. 14 m/s
e. 26 m/s