An electric heater is used to boil 5.76 L of water in 20 minutes. What is the Appropriate kilo-watt rating of the electric heater?
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Q: An electric heater is used to boil 5.76 L of water in 20 minutes. What is appropriate kilowatt…
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- What is the ampere draw of a 5000-watt electric heater used on 120 volts? a. 42 ampere b. 45 ampere c. 50 ampere d. 52 ampereAn electric heater is used to boil 5.76 L of water in 20 minutes. What is appropriate kilowatt rating of the electric heater? Ans. 2 kWA heater uses 20 A when connected to a 220-V line. If electric power costs 10 centavos per kilowatt-hour, the cost of running the heater for 10 hours is
- An appliance draws 1 ampere of current when plugged to a 220-volt outlet. It was further measured that the current lags the voltage by 31 degrees. What is the power factor of the device?If a 100W solar panel with solar charge controller is connected across a deep cycle battery and the battery must be rated 12V, what is the required Ampere-hour if the power total consumption is 724.8WH/day?An electric motor that is used to pump water is rated 220V, 300W. If it is constantly used every 5AM to 7AM, how much are you going to pay at the end of the month for the electricity bill due to usage of electric motor? The charge from the utility is Php 11/kWh.Assume there are 30 days in a month.
- An appliance is used at a time when the voltage is only 210V(peak hour). If the nameplate says that its rated voltage is 230V, what is its efficiency at the time of operation?How much energy will be consumed of a 500 W Water Heater runs for 20 hours continuously? If the company charges 2 cents per kWh, how much amount the consumer will be charged?How much will it cost to run an electric motor for 10 days if the motor draws 15 A of current from the 240-V power line? The cost of electricity is 7.5 pesos per KWh
- An electric cooker operates at 12A of current when connected to a 240 V supply for 1 hour a day. The electricity bill for a month (30 days) in OMR for a unit price of 20 baisa is..Compute the power absorbed by the 20Ω resistor in the circuit using any method.A four-unit apartment has the following electric ranges, a 15kw, a 14 KW, a 10 kilowatt and a 9KW. What is the kilowatt demand added to the service of these RANGES?
