Task id16537
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Task id16537
An elevator of mass M = 0.8 t rises to a height h = 40 m in time t = 0.5 min. Voltage at motor terminals U = 120 V, efficiency motor h = 90%. Find the power N consumed by the motor, the current I in the motor, and the cost of one lift at a tariff of 1.2 kopecks. for 1 GWh.
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Detailed solution. Format gif
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