Physics, 21.02.2020 02:54 falldownguyss
An ideal reversible refrigerator keeps its inside compartment at 6°C. What is the high temperature, Th, needed to give this refrigerator a coefficient of performance of 2.7? An ideal reversible refrigerator keeps its inside compartment at 6°C. What is the high temperature, Th, needed to give this refrigerator a coefficient of performance of 2.7? a. 109°C b. 8°C c. 759°C d. 22°C
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Physics, 22.06.2019 04:00
However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as
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Physics, 22.06.2019 17:30
Alarge cruise ship of mass 7.00 ✕ 107 kg has a speed of 11.6 m/s at some instant. (a) what is the ship's kinetic energy at this time? (b) how much work is required to stop it? (give the work done on the ship. include the sign of the value in your answer.) (c) what is the magnitude of the constant force required to stop it as it undergoes a displacement of 3.00 km?
Answers: 2
Physics, 23.06.2019 00:20
Abeam of electrons moves at right angles to a magnetic field of 4.5 × 10-2 tesla. if the electrons have a velocity of 6.5 × 106 meters/second, what is the force acting on the electrons? the value of q = -1.6 × 10-19 coulombs.
Answers: 2
Physics, 23.06.2019 02:30
Apropagating wave in space with electric and magnetic components. these components oscillate at right angles to each other. it may travel in a vacuum.
Answers: 1
An ideal reversible refrigerator keeps its inside compartment at 6°C. What is the high temperature,...
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