Millionaire Mode

Drift velocity and mobility - class-XI

Question 1 of 48

A charged particle having drift velocity of $7.5\times 10^{-4}m$ $s^{-1}$ in electric field of $3\times 10^{-10}$V $m^{-1}$, mobility is?

  1. $6.5\times 10^6m^2V^{-1}s^{-1}$
  2. $2.5\times 10^6m^2V^{-1}s^{-1}$
  3. $2.5\times 10^4m^2V^{-1}s^{-1}$
  4. $6.5\times 10^4m^2V^{-1}s^{-1}$

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000