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CBSE Class 9 Answered

HOW MANY SPHERICAL LEAD SHOTS EACH 1CM DIA CAN BE OBTAINED FROM A SOLID CUBOID OF LEAD WITH DIMENSIONS 22CM,10CM,8CM
Asked by Nimmi | 13 Jan, 2019, 01:43: PM
answered-by-expert Expert Answer
Volume of cuboid = 22×10×8 cm³ 
volume of single spherical lead shot = (4/3)π×(1/2)×(1/2)×(1/2) cm³
 
No. of lead shots to be obtained = begin mathsize 12px style fraction numerator 22 cross times 10 cross times 8 over denominator begin display style 4 over 3 straight pi cross times 1 half cross times 1 half cross times 1 half end style end fraction space almost equal to space 3361 end style
Answered by Thiyagarajan K | 13 Jan, 2019, 02:13: PM

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CBSE 9 - Maths
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