MCQ
The circuit shown here can be used as a logic gate. The logic gate is
- A$AND$
- ✓$OR$
- C$NAND$
- D$NOR$
✓
Answer
Correct option: B.
$OR$
b
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Find the number of photons emitted per second by a $25$ watt source of monochromatic light of wavelength $6600 \mathring A$. What is the photoelectric current assuming $3 \%$ efficiency for photoelectric effect?
→The radioactive sources $A$ and $B$ of half lives of $2\, hr$ and $4\, hr$ respectively, initially contain the same number of radioactive atoms. At the end of $2\, hours,$ their rates of disintegration are in the ratio :
→Colours observed on a CD (Compact Disk) is due to
In the below circuit, $C\, = \,\frac{{\sqrt 3 }}{2}\,\mu F,\,R = 20\,\,\Omega ,\,L = \frac{{\sqrt 3 }}{{10}}H$ and ${R_1} = 10\,\,\Omega .$ Current in $L-R_1$ path is $I_1$ and $C-R_2$ path is $I_2.$ The voltage of $A.C$ source is given by, $V\, = \,200\sqrt 2 \,\sin \,(100\,t)\,volts.$ The phase difference between $I_1$ and $I_2$ is
→The truth-table given below is for which gate
→$A\,\, 0\,\, 0\,\, 1\,\, 1$
$B\,\, 0\,\, 1\,\, 0\,\, 1$
$C\,\, 1\,\, 1\,\, 1 \,\, 0$
$STATEMENT$ $-1$ The formula connecting $\mathrm{u}, \mathrm{v}$ and $\mathrm{f}$ for a spherical mirror is valid only for mirrors whose sizes are very small compared to their radii of curvature. because
→$STATEMENT$ $-2$ Laws of reflection are strictly valid for plane surfaces, but not for large spherical surfaces.
A circular coil of radius $8.0 \,{cm}$ and $20$ turns is rotated about its vertical diameter with an angular speed of $50\, {rad} {s}^{-1}$ in a uniform horizontal magnetic field of $3.0 \times 10^{-2}\, {T}$. The maximum $emf$ induced the coil will be $\ldots \ldots \ldots \times 10^{-2}$ $volt$ (rounded off to the nearest integer)
→Consider a system of two identical particles. One of the particles is at rest and the other has an acceleration $\overrightarrow{\text{a}}.$ The centre of mass has an acceleration:
→An object 5 cm tall is placed 1m from a concave spherical mirror which has a radius of curvature of 20 cm The size of the image is
Two wires $A$ and $B$ of the same material, having radii in the ratio $1: 2$ carry currents in the ratio $4: 1$. The ratio of drift speed of electrons in $A$ and $B$ is
→