If two particles have equal momenta, are their kinetic energies equal? a. yes, always b. no, never

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Question:

If two particles have equal momenta, are their kinetic energies equal?

a. yes, always

b. no, never
c. no, except when their speeds are the same
d. yes, as long as they move along parallel lines

QUESTION 25

The resultant force acting in the couple is

a. zero

b. Infinite

c. Twice the magnitude of the single force

d. Half the magnitude of the single force