Physics, 16.04.2020 16:46, erinwebsterrr

The best ones are made from an alloy containing aluminum, nickel, and cobalt?

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Physics, 22.06.2019 14:40, CourtGard

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?

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Physics, 22.06.2019 18:30, eguzmandpandoracom

How many meters will a car travel if its speed is 45 m/s in an interval of 11 seconds? question 2 options: a) 450 meters b) 495 meters c) 4.09 meters d) 498 meters

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Physics, 23.06.2019 02:50, steves9994

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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Physics, 23.06.2019 03:00, blancademarco1994

A75-hp (shaft output) motor that has an efficiency of 91.0 percent is worn out and is to be replaced by a high-efficiency motor that has an efficiency of 95.4 percent. the motor operates 4368 hours a year at a load factor of 0.75. taking the cost of electricity to be $0.12/kwh, determine the amount of energy and money saved as a result of installing the high-efficiency motor instead of the standard motor. also, determine the simple payback period if the pu