Physics, 01.12.2020 01:30 quanyacoles124
How do we define energy efficiency?
A. The ratio of the actual output energy to the input energy
B. The ratio of the power gain to power loss
C. The product of input power and output power
D. The sum of potential and kinetic energy
Answers: 3
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He viscosities of several liquids are being compared. all the liquids are poured down a slope with equal path lengths. the liquid with the highest viscosity will
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A3.9 g aluminum foil ball with a charge of +4.1Ć10ā9 c is suspended on a string in a uniform horizontal eā field. the string deviates to the right and makes an angle of 30ā with the vertical. part a part complete what information about the eā field can you determine for this situation? what information about the field can you determine for this situation? only the magnitude of eā only the direction of eā both the magnitude and the direction of eā none of the above previous answers correct part b determine the magnitude of the electric field. express your answer with the appropriate units. e e = nothing nothing request answer part c determine the direction of the electric field. determine the direction of the electric field. to the right to the left away from you toward you
Answers: 3
How do we define energy efficiency?
A. The ratio of the actual output energy to the input energy
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