Download App

Transmission of Heat — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsTransmission of Heat1 Mark
MCQ
Relation between the colour and the temperature of a star is given by
  • ✓
    Wein's displacement law
  • B
    Planck's law
  • C
    Hubble's law
  • D
    Fraunhofer diffraction law
✓

Answer

Correct option: A.
Wein's displacement law
(a)

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 "MCQ" from Transmission of Heat→Transmission of Heat — all question types→JEE physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

For a given material, the Young's modulus is 2.4 times that of rigidity modulus. Its Poisson's ratio is
→
The position vector of a particle is $\vec{r}=(a \cos \omega t) \hat{i}+(a \sin \omega t) \hat{j}$. The velocity of the particle is
→
A person carrying a whistle emitting continuously a note of $272 \mathrm{~Hz}$ is running towards a reflecting surface with a speed of $18 \mathrm{~km} / \mathrm{hour}$. The speed of sound in air is $345 \mathrm{~ms}^{-1}$. The number of beats heard by him is
→
A transformer is used to
→
Consider a binary star system consisting of two stars of masses $M_1$ and $M_2$ separated by a distance of $30 AU$ with a period of revolution equal to $30$ years. If one of the two stars is $5$ times farther from the centre of mass than the other. The masses of the two stars in terms of solar masses are
→
A container that suits the occurrence of an isothermal process should be made of
→
When a current passes through the junction of two different metals, evolution or absorption of heat at the junction is known as
→
A circular coil has moment of inertia $0.8 \,kg m ^{2}$ around any diameter and is carrying current to roduce a magnetic moment of $20\, Am ^{2}$. The coil is kept initially in a vertical position and it can rotate freely around a horizontal diameter. When a uniform magnetic field of $4\, T$ is applied along the vertical, it starts rotating around its horizontal diameter. The angular speed the coil acquires after rotating by $60^{\circ}$ will be
→
A circuit to verify $Ohm's$ law uses ammeter and voltmeter in series or parallel connected correctly to the resistor. In the circuit
→
The amplitude of a particle executing $SHM$ is $4 cm$. At the mean position the speed of the particle is $16 cm / sec$. The distance of the particle from the mean position at which the speed of the particle becomes $8 \sqrt{3} cm / s$, will be
→