Semiconductor Electronics Materials Devices and Simple Circuits - Result Question 89
91. The circuit diagram shown here corresponds to the logic gate,
[NEET Odisha 2019]
(a) NAND
(b) NOR
(c) AND
(d) OR
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Answer:
Correct Answer: 91. (d)
Solution:
- (d) We assume that at any instant thickness of ice is $x$. And time taken to form additional thickness $(d x)$ is $d t$.
$mL=\frac{KA[26-0] d t}{x}$
$\Rightarrow(A d x) \rho L=\frac{KA(26) d t}{x}$
So, $\frac{d x}{d t}=\frac{26 K}{x \rho L}$
