Explain what does hull speed mean?

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Speed of the D.C. series motor at no load is ?

1 Answers   RRB,

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What is a Pressure ?

1 Answers  

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What is a crest?

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What is Colours of bodies ?

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Why dies the liquid not come out of the dropper, unless the rubber id Pressed ?

1 Answers  

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Explain the Fluorescence ?

1 Answers  

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Define Penumbra ?

1 Answers  

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Explain the refraction of light ?

1 Answers  

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i am a student of 10th class ,i like science and maths but i score bad in maths.wat shud i take in future...commerce or science?

3 Answers  

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Up to how much weight can be rounded off while weighing a bakery item in a bakery?

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How is sound produced?

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