Download App

14. Semicondutor electronics — Physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 SciencePhysics14. Semicondutor electronics1 Mark
MCQ
Crystal structure of $NaCl$ is
  • ✓
    $Fcc$
  • B
    $Bcc$
  • C
    Both of the above
  • D
    None of the above
✓

Answer

Correct option: A.
$Fcc$
a
(a)The sodium chloride crystal structure has a $fcc$ lattice with one chloride ion at each lattice point and one sodium ion half a cube length above it.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from 14. Semicondutor electronics→14. Semicondutor electronics — all question types→Physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

Given below are two statements:

Statement $I$ : Photovoltaic devices can convert optical radiation into electricity.

Statement $II$ : Zener diode is designed to operate under reverse bias in breakdown region.

In the light of the above statements, choose the most appropriate answer from the options given below

→
The angular momentum of an electron in the $2^{nd}$ excited state of a Helium ion $(He^+)$ is
→
There are two radionuclei $A$ and $B.$ $A$ is an alpha emitter and $B$ is a beta emitter. Their distintegration constants are in the ratio of $1 : 2.$ What should be the ratio of number of atoms of two at time $t = 0$ so that probabilities of getting $\alpha$ and $\beta$ particles are same at time $t = 0.$
→
Which of the following pairs of physical quantities may be represented in the same unit?
→
In an apparatus, the electric field was found to oscillate with an amplitude of $18 V/m. $ The magnitude of the oscillating magnetic field will be
→
A capacitor is charged by using a battery which is then disconnected. A dielectric slab is introduced between the plates which results in
→
In a sample of radioactive material, what fraction of the initial number of active nuclei will remain undisintegrated after half of a half-life of the sample
→
A Charged particle of mass $m$ and charge $q$ is released from rest in a uniform electric field $E.$ Neglecting the effect of gravity, the kinetic energy of the charged particle after $'t'$ second is
→
A circuit has a resistance of $12 \;\Omega$ and an impedance of $15 \;\Omega$. The power factor of the circuit will be
→
A bar magnet is placed north-south with its north pole due north. The points of zero magnetic field will be in which direction from the centre of the magnet
→