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CBSE Class 12-science Answered

The radius of a sphere  shrinks from 10cm to 9.8cm. Find approximately the decrease  in (i) volume  and (ii) surface area Explain in great detail
Asked by haroonrashidgkp | 22 Sep, 2018, 03:59: PM
answered-by-expert Expert Answer
begin mathsize 16px style Volume space of space sphere space is space straight V space equals 4 over 3 πr cubed dV over dt equals 4 πr squared straight r equals 10 space cm 10 plus δr equals 9.8 space cm δr equals negative 0.2 space cm δv equals dV over dt cross times δr equals negative 80 straight pi space cm cubed end style
Answered by Sneha shidid | 26 Sep, 2018, 11:37: AM

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CBSE 12-science - Maths
Example 17 Solve the following system of equations by matrix method. 3x-2y+3z =8 2x+y-z=1 4x-3y+2z = 4
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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CBSE 12-science - Maths
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