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    shadow15's Avatar
    shadow15 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jul 30, 2008, 10:01 PM
    Interference of light
    Two light bulbs are covered with red cellophane (which transmits only red light of wavelength 620 nm), placed side by side 5.0 cm apart and then turned on. Give two reasons no interference pattern is seen.
    kesavan's Avatar
    kesavan Posts: 118, Reputation: 1
    Junior Member
    		  
    #2

    Aug 8, 2008, 10:41 AM
    If you use coherent sources only you can get interference pattern
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