Physics, 04.01.2021 14:00 sharondot8523
1) The car burns 6.9 kg of petrol on a 110 km road. The average engine power was 13 kW and the average speed of the car was 75 km / h. Calculate the NK of the car.
2) After driving 100 km, the car burns 8 l of petrol. How much heat is released when this gasoline burns? Gasoline density 710 kg / m3.
3) 960 t of coal is burned per day in the boiler furnace of a 100 MW steam turbine boiler. Calculate the efficiency of this turbine.
Answers: 3
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1) The car burns 6.9 kg of petrol on a 110 km road. The average engine power was 13 kW and the avera...
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