EAMCET Engineering 2010 Solved Paper

Section: Physics

Question : 102 of 160

Marks: +1, -0

Charge passing through a conductor of cross-section area A=0.3m2 is given by q=3t2+5t+2 in coulomb, where t is in second. What is the value of drift velocity at t=2 s ? (Given, n=2×1025∕m3 )

0.77×10−5m∕ s
1.77×10−5m∕ s
2.08×10−5m∕ s
0.57×10−5m∕ s

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