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- Apr 20, 2002
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1)The false statement among the following is?
a. a body can have zero velocity and still be
accelerating.
b. a body can have a constant speed and still have
a varying velocity.
c. a body can have a constant velocity and still
have a varying speed.
d. a body can have a negative velocity and still
be positively accelerating.
2)Consider a ball thrown vertically up. Taking air resistance into account, the time to rise compared to the time to fall is...
a. the same
b. shorter
c. longer
d. undetermined as further information is needed
a. a body can have zero velocity and still be
accelerating.
b. a body can have a constant speed and still have
a varying velocity.
c. a body can have a constant velocity and still
have a varying speed.
d. a body can have a negative velocity and still
be positively accelerating.
2)Consider a ball thrown vertically up. Taking air resistance into account, the time to rise compared to the time to fall is...
a. the same
b. shorter
c. longer
d. undetermined as further information is needed