Sir plz tell me ... that why here bcc in(body diagonal ) ac =2a^2 plz look both images s =2xtr3=rr3 64r3 giguren28 8 b 8 r t3 t3 643 33 . fract

Dinesh khalmaniya Best Answer
check this solution
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Lingareddy
line ad is passing through body center point so it is body diagonal
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Shweta thakur
sir check body diagonal calculation here ac^2=2a^2plz vheck
Priyanshu kumar
check this shweta...it helps you to understand
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Shweta thakur
thanks sir
Suman Kumar
https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.toppr.com/ask/question/relationship-between-atomic-radius-and-edge-length-a-of-a/&ved=2ahUKEwiN1dT8gLHqAhWSguYKHaXc...
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Suman Kumar
See this
Priyanshu kumar
In the figure on your book AD is body diagonal...and is equal to 4r
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Priyanshu kumar
and in your figure the diagonal AC= root 2a and CD=a so you find by pythagoras theorem AD =root 3a and then proceed to find packing efficiency
Priyanshu kumar
why root 3 a is there that part??
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Lingareddy
triangle abc is right angle triangle
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Lingareddy
ac is diagonal
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Lingareddy
according pythagoras theorem ac2=bc2+ab2
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Dinesh khalmaniya
hope this will help you 🙏
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