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How much energy in kilowatt hour is consumed in operating 50w bulb for 10 hours per day in a month?
Wiki User
∙ 12y ago
KWH is standard unit used to measure electrical energy. simply put, 1kwh is the amount of energy used by a 1KW appliance when it works continuously for 1hour. if the appliance is only 100watts, i.e, 0.1Kw, it takes 10hours for it to expend 1kwh of energy. in other words, it uses0.1KWH of energy per hour. Rest of it simple math. meaning, for a continuous activity of a 100w bulb for 24hrs, it uses 2.4 KWH of energy.
Wiki User
∙ 13y ago
Wiki User
∙ 11y agoenergy of 1, 100W lamp in 1 hr :1x100/1000x1 = 0.1kWh
3, 100W lamps in 150hr :3x100/1000x150 = 45kWh
energy of 1, 50W lamp in 1 hr : 1x50/1000x1 = 0.05kWh
5, 50W lamps in 150hr : 5x50/1000x150 = 37.5kWh
Total energy : 45+37.5
= 82.5kWh; ans.
Wiki User
∙ 10y agoA 50 w bulb consumes 50 w all the time it is running. In one hour it consumes 50 watt-hours. In 20 hours it consumes 1000 watt-hours, that is 1 kilowattt-hour or 1 unit on your electricity bill.
Wiki User
∙ 12y agoAssuming a month is 30 days, the energy consumed by the bulb would be 15 kWh.
Wiki User
∙ 11y ago500 watts for 10 hours is 5kWh. For a 30 day month that's 150kWh
Wiki User
∙ 10y agoThat is 300 watts + 250 watts = 550 watts. Used for 150 hours the energy used is 550 x 150 watt-hours or 82.5 kilowatt-hours.
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∙ 6y agoAbout 4.
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Electric energy usage on your electric bill is measured in?
Kilowatt hours.
What unit is household electricity measured in?
watts or kilowatts are used to measure power, which is how quickly energy flows, and electrical energy is measured in kilowatt-hours. A kilowatt-hour is also known as a Unit of electrical energy, and it is the amount of energy used when a power of 1 kilowatt flows for 1 hour.
The world is expected to use how many kilowatt hours of energy this year?
The average yearly electrical consumption around the world for those areas that have electricity is 3,500 kilowatt hours. In the United States the average is almost 11,000 kilowatt hours.
What quantity is measured in kilowatt-hours?
Total energy. (power times time)
What is SI and commercial unit of energy?
The SI unit of energy is Joules The commercial unit of energy is KiloWaltHour(KWh) The relationship between SI unit and commercial unit is: 1 KWh=3.6*106J (or 3600000 J) One KiloWaltHour is: 1kWh = 1kW * 1h And the definition for kWh is: 1kWh is the electric energy consumed by an appliance of power 1 whenit is used for one hour
How much energy in kilowatt hour is consumed in operating 50w bulb for 10 hours per day iHow much energy in kilowatt hour is consumed in operating 50W for 10 hours per day in a month?
50 W * (1 kW/1000 W) * (10 hr/day) = 0.5 kW-hr/dayAssuming 30 days/mo.--> 0.5 kw-hr/day*(30 day/month) = 15 kW-hr/month
Energy consumed by city of new york?
New York City consumes about 39.4 million kilowatt hours annually.
Electric energy usage on your electric bill is measured in?
Kilowatt hours.
Does a light bulb use the watts listed in a year or a day?
The watt is a unit of power and power is consumed/dissipated instantaneously and continuously. In other words the watts are used now.Power consumed over a period of time is energy. The most common unit of energy used in the electrical field is the kilowatt-hour. But one could also use a unit of watt-year (8.76 kilowatt-hours) or watt-day (0.024 kilowatt-hours) if one wanted to.
What is electrical energy measured in?
Kilowatt-Hours
Are kilowatt hours bad for energy?
The kilowatt hour is just a unit of measurement for energy, it isn't bad for energy in any way.
What is 60watts to kwh?
We are talking about two different quantities, here. The watt is used to measure power, which is the rate at which your device is consuming energy. The kilowatt hour is used to measure how much energy has been consumed (or the work done) over a specified period of time. So you cannot simply convert one to the other. However, if you know the rate of consumption of energy, in watts, then you can determine how much energy, in kilowatt hours, your device consumes if you specify for how long that device is operating.For example, in one hour, your 60-W device will consume (60/1000) x 1 kilowatt hour. In 'n' hours, it will consume (60/1000) x n kilowatt hours. In other words, first convert the power in watts into power in kilowatts, then multiply that by the number of hours the device is operating.
How much energy is consumed by an 80w appliance over 1 hour?
Energy = power x time. Convert the numbers into compatible units, and multiply. If you multiply watts x seconds, the answer will be in joules. If you multiply kilowatts x hours, the answer will be in kilowatt-hours.
How is domestic electricity measured?
It is not power which is measured in homes, but energy consumption. Electricity companies charge for energy consumption in kilowatt hours (kW.h). This is done using an energy meter (also known as a 'watt-hour meter' or 'kilowatt-hour meter'), which monitors the supply voltage, and the in-phase component of the load current.
If a 100 watts bulb is on for 10 hours then what will be the amount of consumed electricity?
100 watts × 10 hours = 1000 watt hours = 1 kilowatt hour (= 1 kwh) = 1 unit of electricity.
How many units consumed per 24 hours of megawatt mot er?
Watt, kilowatt, or megawatt are units of power (energy/time). A watt is 1 joule/second. A kilowatt is a thousand joules per second. A kilowatt is also 1 kWh/hour (kilowatt-hour / hour). Since you would usually pay per kilowatt-hour, you might be more interested in the number of kilowatt-hours. A megawatt is a million joules per second - or a thousand kWh/hour.
How many kilowatt hours does an air conditioner use per month running 12 hours a day?
on average how many kilowatts does a house use per day in electricity / gasAnswerA kilowatt is a unit of power, which is the rate at which you consume energy. The amount of energy consumed is expressed in kilowatt hours. So your question should read: "How many kilowatt hours of energy does the average home consume over the period of an hour?" As expressed, your question is meaningless, because you do not 'use' kilowatts.The answer is difficult, because it depends on the size of your house, the number of occupants, where you live (cold vs hot climate), the type of appliances you use -e.g. air conditioning, central heating, etc. If you think that your home is typical, check out your electricity bill -it will tell you have many kilowatt hours you've consumed over the billing period. It's then a case of simple mathematics to determine how many kilowatt hours you consumed over one hour.
