MCQ
Which represents $NAND$ gate ?
- A
- B
- C
- ✓
✓
Answer
Correct option: D.
d
$NAND$ is combination of $AND$ gate and $NOT$ gate
$NAND$ is combination of $AND$ gate and $NOT$ gate
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
A 100 W bulb $B_1$, and two $60-\mathrm{W}$ bulbs $B_2$ and $B_3$, are connected to a 250 V source, as shown in the figure. Now $W_1$, $W_2$ and $W_3$ are the output powers of the bulbs $B_1, B_2$ and $B_3$, respectively. Then
→A capacitor of capacitance 5 micro farads is charged to 1000 volts. The energy stored on the capacitor will be (in joules):
Select correct one
Light of frequency $1.5$ times the threshold frequency Is incident on a photosensitive material. What will be the photoelectric current if the frequency is halved and intensity is doubled$?$
→If the binding energy of ground state electron in a hydrogen atom is $13.6\,eV$, then, the energy required to remove the electron from the second excited state of $Li ^{2+}$ will be: $x \times 10^{-1}\,eV$. The value of $x$ is $...........$
→Hydrogen atom excites energy level from fundamental state to $n = 3.$ Number of spectrum lines according to Bohr, is
→A silicon speciman is made into a P-type semi-conductor by dopping, on an average, one Indium atom per $5 \times 10^7$ silicon atoms. If the number density of atoms in the silicon specimen is $5 \times 10^{28}$ atoms $/ m ^3$ then the number of acceptor atoms in silicon per cubic centimetre will be
→The average e.m.f. induced in a coil in which the current changes from 2 ampere to 4 ampere in 0.05 second is 8 volt. What is the self inductance of the coil ?
The resistances of the platinum wire of a platinum resistance thermometer at the ice point and steam point are $8 \Omega$ and $10 \Omega$ respectively. After inserting in a hot bath of temperature $400^{\circ} \mathrm{C}$, the resistance of platinum wire is:
→Alternating current is one which changes in its: