A stationary body explodes into four identical fragments such that three of them fly off mutually perpendicular to each other, each with same KE, 
The energy of explosion will be
a)
b)
c)
d)
A stationary body explodes into four identical fragments such that three of them fly off mutually perpendicular to each other, each with same KE, The energy of explosion will be
a)
b)
c)
d)
Question ID - 100229 | Top Ranker Answer | SaraNextGen
A stationary body explodes into four identical fragments such that three of them fly off mutually perpendicular to each other, each with same KE, The energy of explosion will be
a)
b)
c)
d)
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A stationary body explodes into four identical fragments such that three of them fly off mutually perpendicular to each other, each with same KE, |
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a) |
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b) |
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c) |
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d) |
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1 Answer - 5876 Votes
3537
Answer Key : (a) -
Answer Link|
(a) Let the three mutually perpendicular directions be along
Where
By linear momentum conservation,
or or Total energy |
and 
-axis, respectively.
and 
