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A body weighing 1000 kg falls 8 cm and strikes a 500 kg/cm spring. The deformation of spring will be cm. A 8 В 4 C 16 D 2

A body weighing 1000 kg falls 8 cm and strikes a 500 kg/cm spring. The deformation of spring will be cm. A 8 В 4 C 16 D 2

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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I have already the answer I just need to know whey g is removed in step -2 

From equation mg(h+x) = 1/2 kx2 

After this equation .

 Everywhere answer is 8 cm but don't know how u guys remove g 

 

Q.9 A body weighing 1000 kg falls 8 cm and strikes a 500 kg/cm spring. The deformation of spring will be _cm. A B 4 C 16 D 2 00
Transcribed Image Text:Q.9 A body weighing 1000 kg falls 8 cm and strikes a 500 kg/cm spring. The deformation of spring will be _cm. A B 4 C 16 D 2 00
→ Now, doom Conserva tion af of ener As,we know that A k x2 mg H mg (htx) = kx? %3D 2 lo00 x( 8+x) = 500x x2 4C8+x) = x2 32 +4K x-ux -32=0 8 cm Ans SP, op tion (A) 8 cm in Cornect option,
Transcribed Image Text:→ Now, doom Conserva tion af of ener As,we know that A k x2 mg H mg (htx) = kx? %3D 2 lo00 x( 8+x) = 500x x2 4C8+x) = x2 32 +4K x-ux -32=0 8 cm Ans SP, op tion (A) 8 cm in Cornect option,
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