13 * The ratio of magnitude of drift velocity(V.) to the applied electric field(E)is Ivall called mobility() i.e. u=- E Which is not true about mobility? O (a) Mobility is always positive 0 (b) Mobility may be negative also 0 (c) SI unit of mobility is m?/Vs 0 (d) SI unit of mobility is mc/Ns

13 * The ratio of magnitude of drift velocity(V.) to the applied elect

1.	13 * The ratio of magnitude of drift velocity(V.) to the applied electric field(E)is Ivall called mobility() i.e. u=- E Which is not true about mobility? O (a) Mobility is always positive 0 (b) Mobility may be negative also 0 (c) SI unit of mobility is m?/Vs 0 (d) SI unit of mobility is mc/Ns
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13 * The ratio of magnitude of drift velocity(V.) to the applied electric field(E)is Ivall called mobility() i.e. u=- E Which is not true about mobility? O (a) Mobility is always positive 0 (b) Mobility may be negative also 0 (c) SI unit of mobility is m?/Vs 0 (d) SI unit of mobility is mc/Ns​

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13 * The ratio of magnitude of drift velocity(V.) to the applied electric field(E)is Ivall called mobility() i.e. u=- E Which is not true about mobility? O (a) Mobility is always positive 0 (b) Mobility may be negative also 0 (c) SI unit of mobility is m?/Vs 0 (d) SI unit of mobility is mc/Ns