AP and TS EAMCET Engineering 2020 Model Paper 3

Question : 106 of 160

Marks: +1, -0

Charge Passing through a conductor of cross-section area 0.3m2 is given by q=3t2+5t+2 in coulomb, where 't' is in second. The value of drift velocity at t=2S is
(Given n=2×1025∕m3)