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CBSE Class 10 Answered

why is minimum resistance calculated by applying parallel series formula
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Asked by acshanadhana15 | 19 Oct, 2020, 04:23: PM
answered-by-expert Expert Answer
1 over R equals 1 over R subscript 1 plus 1 over R subscript 2...... 1 over R equals fraction numerator 1 over denominator begin display style bevelled 1 fifth end style end fraction plus fraction numerator 1 over denominator begin display style bevelled 1 fifth end style end fraction plus fraction numerator 1 over denominator begin display style bevelled 1 fifth end style end fraction plus fraction numerator 1 over denominator begin display style bevelled 1 fifth end style end fraction plus fraction numerator 1 over denominator begin display style bevelled 1 fifth end style end fraction 1 over R equals 5 plus 5 plus 5 plus 5 plus 5 R equals 1 over 25
Answered by Utkarsh Lokhande | 20 Oct, 2020, 04:55: AM
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Al + H2SO4 ➡️ Al2(SO4)3 + H2O + SO2⬆️ balance the equation.
Asked by shivalaxmi0205 | 12 Apr, 2023, 05:47: PM
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give equations for reactions when aluminium reactd with oxygen to form aluminium oxide
Asked by shivalaxmi0205 | 12 Apr, 2023, 05:40: PM
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give equations for the reaction of zinc is treated with sulphuric acid.
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give equations for the reaction of calcium oxide is dissolved in water.
Asked by shivalaxmi0205 | 11 Apr, 2023, 08:27: PM
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give equations for the reaction of potassium chlorate is heated.
Asked by shivalaxmi0205 | 11 Apr, 2023, 08:27: PM
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Write the word equation to chemical equation and balance the following : (i) Sodium + Chlorine -> Sodium Chloride (ii) Hydrogen + Oxygen -> Water (iii) Hydrogen + Chlorine -> Hydrogen Chloride (iv) Aluminium + Hydrogen Chloride -> Aluminium Chloride + Hydrogen
Asked by susrisangita792 | 04 Apr, 2023, 08:43: AM
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CBSE 10 - Science
water is in the form of H2O, and from the equation it is clear that concentration of hydrogen is more in water, since, thier are 2 atoms of hydrogen in a single molecule, my main question was, why water is not flammable? as liquid version of hydrogen is used as fuel in space shuttle, which is combined with oxygen, and in water, both are present. Please reply. I am having this doubt from long time.
Asked by jttf0421 | 23 Mar, 2023, 11:00: PM
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CBSE 10 - Science
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Asked by anubhutiupadhaya | 20 Mar, 2023, 02:56: PM
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CBSE 10 - Science
So water is in the form of H2O, and from the equation it is clear that concentration of hydrogen is more in water, since, thier are 2 atoms of hydrogen in a single molecule, my main question was, why water is not flammable? as liquid version of hydrogen is used as fuel in space shuttle, which is combined with oxygen, and in water, both are present.
Asked by jttf0421 | 19 Mar, 2023, 08:19: PM
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