A 100W bulb and 60 bulb both rated at 220V are connected in series across 220V supply. If 60W bulb is removed and only 100W bulb remains in the circuit, will illumination increase or decrease?

3 Answers  

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How fast can a shadow move ? If a moth fly's in front of a very bright room temperature light powerful enough to light up Saturn like the sun could it's shadow move faster then light if there was no light diffusion.

0 Answers   ME,

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graph between frequency of photon and velocity of photo elrectron?

4 Answers   IIT,

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What is the Condensation ?

1 Answers  

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X-Ray is avoided by using ?

0 Answers  

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what is mariners compass

1 Answers   IIT,

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Why can a bird fly, while a man cannot ?

3 Answers  

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What is third law of thermodynamics?

0 Answers   Godrej,

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Tell me how do you calculate shaft power?

0 Answers  

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Why do stars twinkle? Why do planets not twinkle?

1 Answers  

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Explain how do you separate hydrogen and oxygen gases in industrial electrolysis of water process?

0 Answers  

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What is Solar Energy?

2 Answers  

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