Calculate how much will it cost to light a 25 Watts light bulb for 110 minutes. The cost of electricity as of February 2022 is approximately equal to 9.50 Php/ KWh.
Q: Every day a certain household uses a 3,3 kW electric stove for 72 minutes, six 6 hours each and…
A: Every day a certain household uses a 3.3 KW electric stove for 72 minutes, six 100 W light bulbs…
Q: A person uses a 1.92 kW air conditioner for 10 hours and a 0.22 kW device for 4 hours. How much will…
A: Answer Energy consumption = power * time Given 1.92 kW a/c for 10 hours 0.22 kW device for 4 hours…
Q: An electric clothes dryer is rated at 4,000 W. How much energy does it use in 40 min?
A: Given that An electric clothes dryer is rated at 4,000 W So, power = p = 4000 w Also time = t = 40…
Q: Our electric consumption is measured using kilowatt hour, kW-h. On average, a simple Filipino…
A: Here we have to answer what is measured by kW.h unit.
Q: A hair dryer is rated at 1200 W. One average, it is used for 400 minutes every month. The rate for…
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Q: How much does it cost to run a refrigerator all day for 6 months (30 days/month) if it requires 3.5…
A: Power is defined as the rate at which the work is done per unit of time. Higher power means having a…
Q: A fan in an air conditioning unit rated at 250 WCome on for an average of 5.0 min at A time, a…
A: Power of fan = P = 250 W Average time fan is on at a time = t=5 min = 300 sec Number of times a day…
Q: How much does it cost to run a 1500-W hair dryer for 27 minutes each day for one month (30 days) at…
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Q: How much does it cost to operate a 695W heater for exactly 30.0 min if electrical energy costs…
A: Given, Power, P = 695 W time, t = 30.0 min cost of electrical energy, C = $0.060 per kW.h
Q: A 400-W computer (computer plus monitor) is turned on 8.0 hours per day. If electricity costs ₱ 9.0…
A: Given Data: Power used by computer per hour = P = 400 W = 0.4 kW Time t = 8 hours /day Cost per kWh…
Q: The average television set is said to be on 6 hours a day. a) Calculate the yearly cost (total…
A: Given: Average time Television is ON = 6 h/day Average power consumption = 130 W/TV…
Q: A person used his 1500 W air-conditioning unit for 5 h every day during the month of June. How much…
A: Given, A person used his 1500 W air-conditioning unit for 5 h every day during the month of June. In…
Q: How much does it cost to run a 1500-W hair dryer for 37 minutes each day for one month (30 days) at…
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Q: A water jet consumes 3950W for 126 hours a week What is the energy consumed (kWh) for a one-year…
A: Given Power consumed by water jet =3950 W =3.950 kWh Used for 126 hours a week.
Q: How much does it cost to operate a 104-W device continuously for a week if the power utility rate is…
A: Given data: Power (P) = 104 W Power utility rate = 0.30 ¢/kWh Time (t) = 1 week Required: The cost…
Q: Suppose a heart defibrillator consumes 425 j of energy in 10.5 ms. What is the average power output…
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Q: You use 1,120 Watts for 15 minutes per dinner. What will it cost you to cook your dinners for a year…
A: Power,P=1120 WattsTime,t=15 minutes or 0.25 hourprice of electricity per kwh is 5.5 cent or $0.055…
Q: A refrigerator using 1020 W runs one-third of the time. How much does the electricity cost to run…
A: The total time run by refrigerator ist=1330 days24 h=240 h
Q: An electric water heater consumes 6.63 kW for 2.35 h per day. What is the cost (in dollars per year)…
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Q: A family goes on vacation for one week but forgets to turn off an electric fan that consumes…
A: Given data: Power (P) = 200 W = 0.200 kW Total time = 1 Week Cost of electricity = 12.0 ¢/kW.h…
Q: light bulb uses up a power of 2.6 kW/hr. If the rate is Php153.42 per 1 kW/hr, and the light was on…
A: Power is the rate of work done. Power = work done / time P = W/t = W - work done t - time in…
Q: An electric clothes dryer is rated at 2,000 W. How much energy does it use in 35 min? kWh
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Q: An electric water heater consumes 5.63 kW for 2.85 h per day. What is the cost (in dollars per year)…
A: Given: The heater consumption of electricity is 5.63 kW for 2.85 h per day. The cost of electricity…
Q: A 1.5 kW kettle is used 5 times a day for five minutes each time. What is the cost of running the…
A: Given Power of kettle P = 1.5 kW Cost of 1 unit electricity is = 5.00/kWh
Q: A hair dryer is rated at 1850 W. Assuming there are 30 days in a month, what is the monthly cost of…
A: Given data: Power (P) = 1850 W = 1.850 kW Daily uses = 12 minutes = 0.2 hours Number of days in a…
Q: A house has 3 tubelights, 2 fans and a television. Each tubelight draws 40 W. The fan draws 80 W and…
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Q: The Federal Electricity Commission charges electricity at $0.801 for each kWh consumed at its basic…
A: Given:household appliances are listed along with power consumptionand time of usagerate of…
Q: A water jet consumes 3650W for 126 hours a week What is the energy consumed (kWh) for a one-year…
A: Given, The circulating pump consumes 3650W per hour. If it is on for a week i.e. 126 hrs then,…
Q: How much does it cost to run a 1500-W hair dryer for 41 minutes each day for one month (30 days) at…
A: The expression for the electric power in terms of energy and time is as follows: P=EtE=Pt…
Q: How much does it cost to operate a 1200-W hair dryer for 4 hours at 30 cents/kWh
A: Concept used: Net operation price of a device is found by multiplying its per unit cost with units…
Q: The cost of electricity in Los Angeles is 5 cents per 1,000,000 joules. Suppose a small 2000-watt…
A: Given data: Cost of electricity = 5 cents per 1,000,000 J Power (P) = 2000 W Time (t) = 3 hours…
Q: How much does it cost to run a 1500-W hair dryer for 18 minutes each day for one month (30 days) at…
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Q: An Electric Company has announced that the electricity rate is now at ₱10.183 per kWh. If a certain…
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