Physics, 24.04.2020 17:30 sadiemk821
At least how many Calories does a mountain climber need in order to climb from sea level to the top of a 5.75 km tall peak assuming the muscles of the climber can convert chemical energy to mechanical energy with an efficiency of 16.0 percent. The total mass of the climber and the equipment is 81.4 kg. (Enter your answer as a number without units.)
Answers: 2
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What is the temperature in degrees celsius of a substance with a tempature of 49k
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In which of the following would the particles move most rapidly? a. ice at -20 °c b. water at 20 °c c. steam at 110 °c d. boiling water e. ice at 0 °c
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Physics, 22.06.2019 12:10
Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.
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The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2
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At least how many Calories does a mountain climber need in order to climb from sea level to the top...
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