1
Q
Define impulse
A
product of average force and time of impact
2
Q
what is impulse equal to (areas and change)
A
change in momentum and area under force time graph
3
Q
principle of conservation of momentum
A
total momentum of a system of interacting bodies is constant provided no external resultant force acts on the system
4
Q
what are head on collisions
A
centre of mass of colliidng bodies move along the same straight line before and after the collision
phy
flashcards
Decks in class (13)
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