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Electrons accelerated from rest by an el...

Electrons accelerated from rest by an electrostatic potential are collimated and sent through a Young's double slit setup. The fringe width is w. If the accelerating potential is doubled then the width is now close to -

A

`0.5` w

B

`0.7` w

C

`1.0` w

D

`2.0` w

Text Solution

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The correct Answer is:
B
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