A potential barrier of 0.4 V exists across a p-n junction. An electron enters the junction from the n-side with a speed of 6.0 x 10 5 ms -1 . The speed with which electron enters the p side will be 
the value of x is_______.
(Given mass of electron = 9 x 10 -31 kg, charge on electron = 1.6 x 10 -19 C.)
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(14)
Work done by Electric field = K f - K i
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