Physics, 14.04.2020 23:15 lorriegoodman3483
A car of mass 1000kg is travelling in an eastward ( x) direction with a constant speed of 20m/s. It then hits a stationary truck. The truck is twice as heavy as the car. After the collision, the car travels in a direction 300 North of East and the truck travels 600 South of East. (a) What are the final speeds of the car and the truck after collision
Answers: 2
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An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
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A car of mass 1000kg is travelling in an eastward ( x) direction with a constant speed of 20m/s. It...
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