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Find the kinetic energy if hv = 2.1 eV a...

Find the kinetic energy if hv = 2.1 eV and work function is given as `5 xx 10^(-19) J`

A

`0.288 eV`

B

0.288 J

C

1.025eV

D

5 eV

Text Solution

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The correct Answer is:
C
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