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Physics: For a 225-watt bulb,

  1. Physics: For a 225-watt bulb, the intensity I of light in lumens at a distance of x feet is I=225/x^2.a. What is the intensity
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    2. Sandra asked by Sandra
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  2. By what percent is a 100-watt light bulb brighter than a 60-watt light bulb? Round to the nearest tenth.40/60 = 2/3 = 2 รท 3 =
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    2. Ann asked by Ann
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  3. By what percent is a 100-watt light bulb brighter than a 60-watt light bulb?I'm not sure the equation to use to solve this one.
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    2. Ann asked by Ann
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  4. A 100 watt bulb emits light in all directions. The distance R from the bulb is equal to 1.0 meter.Complete the table below with
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    2. Alex asked by Alex
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  5. By what percent is a 100-watt light bulb brighter than a 60-watt light bulb? (Round percent to the nearest tenth.)
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    2. felica asked by felica
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  6. By what percent is a 100-watt light bulb brighter than a 60-watt light bulb? (Round percent to the nearest tenth.)
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    2. Tee asked by Tee
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  7. By what percent is a 100-watt light bulb brighter than a 60-watt light bulb? (Round percent to the nearest tenth.
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    2. Rawn Williams asked by Rawn Williams
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  8. By what percent is a 100-watt light bulb brighter than a 60-watt light bulb? (Round percent to the nearest tenth.
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    2. Denise asked by Denise
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  9. by what percent os a 100- watt light bulb brighter than a 60 watt light bulb
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    2. Nikita asked by Nikita
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  10. A 2000 watt heating element is connected in parallel to a 100 watt bulb across 200 volt source. Determine the total power and
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    2. nitz asked by nitz
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