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Can someone tell how to know the deflection in galvanometer when current flows, and the direction of compass needle when it is beside the magnet, under the magnet and on top of the magnet.
I find it very confusing. |
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| asked by eeshaan17 7 years ago |
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can the moment of force be 0 even if the force is not 0, if so why???
guys I need the ans for this plz!! :) |
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| asked by Einstien (ritashetty) 7 years ago |
3 |
Why are the ends of the horse-shoe magnet used in dc motors semi-circular or curved? |
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| asked by Madhumati.S (madhums511) 7 years ago |
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Can someone please tell the correct formula for Gear Ratio
Is it nA/nB or nB/nA ? |
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| asked by (sai7) 7 years ago |
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Can rocket's velocity change is mass is constant? |
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| asked by Prerak Modia (preee) 7 years ago |
3 |
What is the reason for radioactivity??? |
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| asked by Sathvik Purushotham (sathvikroxxx) 7 years ago |
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MeGA doubt:
speed of sound depends on the density of the medium in which it propagates..
as density decreases speed increases
as we all know water is denser than air..( i think it is)
but the speed of sound is much higher in water than in air? why??? |
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| asked by Roshan Geo Roy (yoboyyy) 7 years ago |
3 |
Do we need to do derivations in calorimeter chapter |
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| asked by satwindersingh333 7 years ago |
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