CBSE Class 12 Physics 2024 All Sets Solved Paper

Question : 2 of 14

Marks: +1, -0

Electrons drift with speed

v_d

in a conductor with potential difference V across its ends. If V is reduced to

\left(\frac{V}{2}\right)

their drift speed will become :

Solution:

v_d = \frac{eEt}{m} = \frac{eVt}{ml}

v_d = \frac{v_d}{2}

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