1.

Two electrons are moving with the same speed, v One electron enters at different instants , the quantity produced second time was twic of that produced first time. If now their present acitivies are A_(1) and A_(2) respectively then their age difference equals

Answer»

`lambda_(1)=lambda_(2)`
`lambda_(1)>lambda_(2)`
`lambda_(1) < lambda_(2)`
`lambda_(1) > lambda_(2)` or `lambda_(1) < lambda_(2)`

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