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what is the effect on the beam particles if
(i) a hotter filament is used
(ii) the anode voltage is increased |
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| asked by Idk (dency66) 7 years ago |
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Question is in the comment section |
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| asked by Suyash Singh (suyash_singh) 7 years ago |
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An electrical appliance is rated 1000 KVA, 220V. If it used for 2 hours, calculate the amount of energy consumed by it in :
1) KWh 2) joule |
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| asked by SayWhatBbg (eleanor25) 7 years ago |
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Can anyone pls show me the working of this question-A piece of ice of mass 40g is added to 200g of water at 50C.Calculate the final temperature of water when all the ice has melted. |
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| asked by Disha Ghatak (disha95) 7 years ago |
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An external resistance R is connected to a cell of internal resistance R.The current in the circuit is maximum when:
(a)R<r (b)R>r (c)R=r (d)R=2r
Give reason. |
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| asked by Akash Ashok (akashskyash007) 7 years ago |
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Guys... when a light ray undergoes refractions its frequency as well as the coour DOES NOT CHANGE..its a misconception that as wavelength changes colour changes. Colour depends upon the frequency...correct me if im wrong |
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| asked by Roshan Geo Roy (yoboyyy) 7 years ago |
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State the principle of a machine. |
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| asked by DrSmita Padmanabhan (sagarvijayakumar) 7 years ago |
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With respect to cathode ray tube give reasons-
1.anode is kept at +ve potential with respect to cathode
2.the screen is coated with fluorescent material
3.a grid is kept in between cathode and anode |
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| asked by Xyz (san_ika) 7 years ago |
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What is Newton's colour disc and what fact did it bring out??this experiment is essential for spectrum someone reply pls |
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| asked by Officer Tenpenny (anurag45) 7 years ago |
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