The negative sign in the expression e = – N (d∅)/dt is due to:

The negative sign in the expression e = – N (d∅)/dt is due to: (1) The Fleming’s Rule (2) Thumb’s Rule (3) Faraday’s Law (4) Lenz’s Law
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1 Answer

Answer :

The negative sign in the expression e = – N (d∅)/dt is due to:  Lenz’s Law

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Rate of reaction can be expressed as –dc/dt where dc is small decreasing concentration in time dt seconds, (-) sign indicates that the concentration decreases with time. For every 10 degrees rise of temperature, the rate of reaction is generally. Doubled

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The negative sign in expression ɛ= -vBL shows that the angle between the direction of L and (v x B) is: a. 90 b. 180 c. 45 d. 0

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Last Answer : When does the growth rate of a population following the logistic model equal zero ? The logistic ... when death rate is greater than birth rate.

The logistic population growth is expressed by the equation (a) dt / dN = Nr K N K  −      (b) dN / dt = rN K N K  −      (c) dN / dt = rN (d) dN / dt = rN N K N  −    

Description : The logistic population growth is expressed by the equation (a) dt / dN = Nr K N K  −      (b) dN / dt = rN K N K  −      (c) dN / dt = rN (d) dN / dt = rN N K N  −    

Last Answer : (b) dN / dt = rN K N K  −   

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If Cv is the coefficient of consolidation, is the time and is drainage path of one dimensional consolidation of soil, the time factor Tv, is given by (A) Tv = d²/Cv t (B) Tv = t²/d²Cv (C) Tv = Cv3 /d²t (D) Tv = Cv t/dt

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Last Answer : 21600

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