Physics, 20.11.2019 06:31 murrachl000
Suppose you push a hockey puck of mass m across frictionless ice for a time δt, starting from rest, giving the puck speed v after traveling distance d. if you repeat the experiment with a puck of mass 2m, how long will you have to push for the puck to reach the same speed v?
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The built in flash in a compact camera is usally capable of giving correct exsposure for distance up to how many meters?
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Contrast the force of gravity between these pairs of objects: 1-kg mass and a 2-kg mass that are 1 m apart; a 1-kg mass and a 2-kg mass that are 2 m apart; and two 2=kg masses that are 1 m apart. i dont understand.
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Suppose you push a hockey puck of mass m across frictionless ice for a time δt, starting from rest,...
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