1
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0

In the case of an inductor

A
voltage lags the current by $$\pi / 2$$
B
voltage leads the current by $$\pi / 2$$
C
voltage leads the current by $$\pi / 3$$
D
voltage leads the current by $$\pi / 4$$
2
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0

The height vertically above the earth's surface at which the acceleration due to gravity becomes $$1 \%$$ of its value at the surface is

A
8R
B
9R
C
10R
D
20R
3
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0

If $$C$$ be the capacitance and $$V$$ be the electric potential, then the dimensional formula of $$\mathrm{CV}^2$$ is

A
$$\left[\mathrm{ML}^2 \mathrm{~T}^{-2} \mathrm{~A}^0\right]$$
B
$$\left[\mathrm{MLT}^{-2} \mathrm{~A}^{-1}\right]$$
C
$$\left[\mathrm{M}^0 \mathrm{LT}^{-2} \mathrm{~A}^0\right]$$
D
$$\left[\mathrm{ML}^{-3} \mathrm{TA}\right]$$
4
COMEDK 2023 Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which logic gate is represented by the following combination logic gates?

COMEDK 2023 Morning Shift Physics - Semiconductor Devices and Logic Gates Question 25 English

A
OR
B
NAND
C
AND
D
NOR
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