MCQ
The graph between wave number $(\overline{\mathrm{v}})$ and angular frequency $(\omega)$ is
- ✓
- B
- C
- D
✓
Answer
Correct option: A.
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
The angular frequency of emf wave will be $($in $\frac{\text{rad}}{\text{s}})$
→Number of electrons in $1$ Coulomb charge is $..........$?
→Assertion : Amongst alpha, beta and gamma rays, $\alpha-$particle has maximum penetrating power.
Reason : The alpha particle is heavier than beta and gamma rays.
→Reason : The alpha particle is heavier than beta and gamma rays.
An α -particle is accelerated through a potential difference of 200V. The increase in its kinetic energy is (a) 100 eV(b) 200 eV(c) 400 eV(d) 800 eV
Which one of the following device makes use of the electrons to strike certain substances to produce fluorescence?
A plane convex lens is made of refractive index 1.6. The radius of curvature of the curved surface is 60 cm. The focal length of the lens is(a) 50 cm (b) 100 cm(c) 200 cm(d) 400 cm
When the separation between two charges is increased the electric potential energy of the charges.
- Increases.
- Decreases.
- Remains the same.
- May increase or decrease.
The main source of solar energy is(a) Fission reactions(b) Fusion reactions(c) Chemical reactions(d) Combustion reactions
$200\ MeV$ of energy may be obtained per fission of $U^{235}$. A reactor is generating $1000\ kW$ of power. The rate of nuclear fission in the reactor is
→Assertion : The television broadcasting becomes weaker with increasing distance.
Reason : The power transmitted from TV transmitter varies inversely as the distance of the receiver(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.(c) If assertion is true but reason is false.(d) If the assertion and reason both are false.
Reason : The power transmitted from TV transmitter varies inversely as the distance of the receiver(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.(c) If assertion is true but reason is false.(d) If the assertion and reason both are false.