MCAT Physics Question — Impulse
- Aug 18, 2014
- MCAT Question of the Day
I. change in momentum, mΔv
II. product of force applied and duration of applied force, FΔt
III. change in kinetic energy
a) I only
b) I and II only
c) I and III only
d) I, II, and III
Impulse refers to change in momentum, as well as the product of force applied and the duration of the applied force.
a) I only, incorrect, I and II are correct.
b) I and II, correct.
c) I and III, incorrect, Kinetic energy change does not characterize impulse.
d) I, II, and III, incorrect, See c).
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