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A 60 watt light bulb runs for 5 seconds how much energy does it use?
Hailey Gibbas
That would be 40x60 watt-seconds, also known as Joules, so it's 2400 Joules of energy. 3.6 MegaJoules is equal to one kilowatt-hour, also known as 1 unit.
Wiki User
∙ 10y ago
To calculate the energy used by the 60 watt light bulb running for 5 seconds, first convert the power from watts to kilowatts (60 watts = 0.06 kilowatts). Then, multiply the power by the time to get the energy used (0.06 kW * 5 s = 0.3 kilojoules).
Anonymous
300 j of energy
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How much energy will a 100w light bulb convert to light and heat if it is left burning for 1hour?
A 100W light bulb will convert all its electrical energy into light and heat. Therefore, it will convert 100 watt-hours of energy into light and heat if left burning for 1 hour.
If 100 J goes into a light bulb how much energy comes out of the light bulb in total?
The amount of energy that comes out of a light bulb is typically less than the energy that goes in, due to energy losses in the form of heat and light. The efficiency of a light bulb is determined by its design and technology. The amount of useful energy output can vary depending on the type of light bulb used.
How much of the electrical energy used to light an incandescent bulb is converted into light energy?
Only about 10% of the electrical energy used to light an incandescent bulb is converted into light energy. The rest is mostly given off as heat.
What is wattage of a light bulb?
The wattage of a light bulb indicates how much power it consumes. It is a measure of the bulb's energy usage, with higher wattage bulbs typically producing more light.
What does the number on the top of a light bulb indicate?
The number on the top of a light bulb indicates the wattage of the bulb, which is a measure of the amount of power the bulb consumes. This can give you an idea of how bright the light will be and how much energy it will use.
How much energy does a 95 watt light bulb use in 40 seconds?
The energy is 95 x 40 watt-seconds (Joules).
How much energy will a 100w light bulb convert to light and heat if it is left burning for 1hour?
A 100W light bulb will convert all its electrical energy into light and heat. Therefore, it will convert 100 watt-hours of energy into light and heat if left burning for 1 hour.
How much energy does a 100-w light bulb use in 10 s?
Power = energy / time, in SI units: watts = joules / seconds. Solving for energy: Joules = watts x seconds.
How much heat energy will a 40W light bulb give out in 3 minutes?
Joules = watts x seconds. Just convert the minutes to seconds, then multiply.
How much energy do you save with 10 light bulbs off?
That depends on the power used by each light bulb. Look at the specifications for a specific light bulb, then multiply the power by 10. Note that energy = power x time; that is to say, the energy spent by a light bulb depends on its power, but also on how long you keep it on. Specifically, watts = joules x seconds.
Different color light bulb affect how much energy it has?
No, Colored light bulbs holds the same amount of energy a regular light bulb holds.
How much of the electrical energy used to light an incandescent bulb is converted into light energy?
Only about 10% of the electrical energy used to light an incandescent bulb is converted into light energy. The rest is mostly given off as heat.
How much energy does a normal light-bulb make in comparison to a colored one?
They are the same light bulb, so they are the same. The colored bulb has coloring applies on its outside surface. They do not make energy, they use energy.
In a 60 watt light bulb how much energy is converted into heat?
In a 60 watt light bulb, most of the energy (around 90-95%) is converted into heat, while the remaining 5-10% is converted into visible light. This inefficiency is why traditional incandescent bulbs are being replaced by more energy-efficient options like LED bulbs.
Why do you think a light bulb feels warm?
A light bulb feels warm because it produces light by generating heat energy as a byproduct. When electricity passes through the filament in an incandescent bulb, the filament heats up to a high temperature, which produces both light and heat.
How much energy do you save per hour if you replace a 60 W light bulb with a 55 W light bulb?
18,000 J
How much energy does a 5 watt light bulb use off?
A lot
