Semiconductor Electronics Materials Devices And Simple Circuits Ques 101

The circuit diagram shown here corresponds to a logic gate,

[NEET Odisha 2019]

(a) NAND

NOR

AND

OR

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Answer:

Correct Answer: 101.(d)

Solution:

  1. (d) We assume that at any instant thickness of ice is $x$. And time taken to form additional thickness $(d x)$ is $d t$.

$mL=\frac{KA[26-0] dt}{x}$

$\Rightarrow(A d x) \rho L=\frac{KA d t}{x}$

So, $\frac{d x}{d t}=\frac{26 K}{x \rho L}$