Physics, 17.01.2020 19:31 jadynsantiago
Abear sling is used in some national parks for placing backpackers' food out of the reach of bears. explain why the force needed to pull the backpack up increases as the backpack gets higher and higher. is it possible to pull the rope hard enough so that it doesn't sag at all?
Answers: 3
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Abody of weight 60 kg is standing in a lift the lift going upward with a uniform velocity of 4.9 metre per second slows down and stops in two seconds then apparent weight of the body during the slow down process is
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If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
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Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples
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Abear sling is used in some national parks for placing backpackers' food out of the reach of bears....
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