Physics, 02.01.2020 21:31 jess7kids98
Amountain 10.0 km from a person exerts a gravitational force on him equal to 2.00% of his weight. (a) calculate the mass of the mountain. (b) compare the mountain’s mass with that of earth. (c) what is unreasonable about these results? (d) which premises are unreasonable or inconsistent?
Answers: 3
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Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.
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Physics, 23.06.2019 02:50
You are your friend move a new refrigerator into his kitchen. you apply a horizontal force of 252 n in the negative x direction to try and move the 56 kg refrigerator. the coefficient of static friction is 0.61. (a) how much static frictional force does the floor exert on the refrigerator? give both magnitude (in n) and direction. magnitude n direction (b) what maximum force (in n) do you need to apply before the refrigerator starts to move?
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Suppose you hit your hand against the edge of table. using newton’s third law of motion why does my hand hurt? explain
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Amountain 10.0 km from a person exerts a gravitational force on him equal to 2.00% of his weight. (a...
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