Sunday
March 29, 2015

Homework Help: Physics

Posted by Alex on Tuesday, March 5, 2013 at 10:25pm.

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 calculated values of intensity of the bulb.



Distance from Source Intensity (W/m2)
R ?

2R ?

3R ?


c) If the bulb was replaced by a 75 watt bulb, at position 2R the intensity would be?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Physics/Algebra - Physics: For a 225-watt bulb, the intensity I of light in ...
Math - By what percent is a 100-watt light bulb brighter than a 60-watt light ...
Physics - A 100.0 W light bulb hangs from the ceiling. What is the visible light...
physics - You are in the lab with a 10 V battery. You have a 10 W light bulb and...
college physics - You are in the lab with a 10 V battery. You have a 10 W light ...
Physics - Suppose that the light bulb in the figure is a 61.8-W bulb with a ...
Physics - A special kind of light bulb emits monochromatic light of wavelength ...
Math - By what percent is a 100-watt light bulb brighter than a 60-watt light ...
math - by what percent os a 100- watt light bulb brighter than a 60 watt light ...
Physics - A 100-Watt light bulb plugged into a 120-Volt outlet is left on for ...

Members