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100 kW for 9 hours, 125 kW for 6 hours, 50 kW for 7 hours, 5 kW for 2 hours. The tariff rate is Rs. 800 per kW of maximum demand per year plus Rs. 2.50 per kWh. Determine the energy consumption per year (365 days) and yearly bill.

In a transmission line the voltage and the current is given by v=(10+j5) and i=(6+j4). The circuit is

Plz say what is the pass mark in wbut... Total 40?interna+extarnal.. ..or in external 28

Is step marking given in power system-1?