Home
Flashcards
Preview
physics 7
Home
Get App
Take Quiz
Create
kinetic friction always poopses the motion of an object.
True
False
true
a block rests on a 60 degree plane. the normal force that the plane exerts on the block is
mgcos60
if a car turns a corner too quickly you seem to be thrown against the door because of
inertia
a large truck and a small car have a head on collision, which will experience the greastes impact force?
the same for both
an object expereinces no acceleration. which of the following cannot be true for the object?
a single force acts on the object.
which of the following is the reaction force to the gravitational force acting on your body as you sit in your desk chair?
the normal force from the chair.
the force of static friction always equals UsN
True
False
true
if we known an object is moving at constant velocity, we may assume:
the net force is zero
an object moving at constant speed in a circular path
has acceleration directed to the center of the circle
the max value of static friction is usually ___ kinetic friction.
grater than
Author
tay
ID
122840
Card Set
physics 7
Description
physics 7
Updated
2011-12-12T00:21:16Z
Show Answers
Home
Flashcards
Preview