Among the following for which one mathematical expression = h p s… - Vidyadip

MCQ

Among the following for which one mathematical expression $\lambda = \frac{h}{p}$ stands

✓
De Broglie equation
B
Einstein equation
C
Uncertainty equation
D
Bohr equation

✓

Answer

Correct option: A.

De Broglie equation

a
$\lambda =\frac{h}{m v} \text { and }[P=m v]$

$\therefore \lambda=\frac{h}{p}$

It's the de-Broglie relation.

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 2. structure of atom→2. structure of atom — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

At $90\,^oC$ pure water has $H_3O^+ = 10^{-6}\, mol\, litre^{-1}$. The value of $K_w$ at $90\,^oC$ is

The following reaction occurs in the Blast furnance where iron ore is reduced to iron metal

$\mathrm{Fe}_2 \mathrm{O}_{3(\mathrm{~s})}+3 \mathrm{CO}_{(\mathrm{g})} \rightleftharpoons \mathrm{Fe}_{(1)}+3 \mathrm{CO}_{2(\mathrm{~g})}$

Using the Le-chatelier's principle, predict which one of the following will not disturb the equilibrium.

Equal volumes of all gases at the same temperature and pressure contain equal number of molecules'. This law is called as :

Which of the following pair has elements containing same number of electrons in the outermost orbit

The most stable resonating structure of $CH_3 -O -CH = CH_2$ is

The product obtained, heating ethanol with conc. ${H_2}S{O_4}$ at ${165^o} - {170^o}$, is

Classical smog is a mixture of :

Calculate maximum possible heat which can be released if a $4\ l$ aqueous solution is to be formed by mixing appropriate yolumes of $2\ M\ NaOH$ and $3\ M\ H_2SO_4$ solution $\Delta {H_{{\text{neutralisation}}\,\,{\text{SA/SB}}}} = - 14\ kcal/mol$ ......$ kcal$

Which of the following is paramagnetic ?

A Beckmann thermometer is used to measure