MCQ
Huygen wave theory allows us to know
- AThe wavelength of the wave
- BThe velocity of the wave
- CThe amplitude of the wave
- ✓The propagation of wave fronts
✓
Answer
Correct option: D.
The propagation of wave fronts
d
(d)Huygen’s theory explains propagation of wavefront.
(d)Huygen’s theory explains propagation of wavefront.
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
Eight dipoles of charges of magnitude $e$ are placed inside a cube. The total electric flux coming out of the cube will be
→The self inductance of a coil is $L$. Keeping the length and area same, the number of turns in the coil is increased to four times. The self inductance of the coil will now be
→Wavefront of a wave has direction with wave motion:
In the circuit shown here ${C_1} = 6\,\mu F,\;{C_2} = 3\,\mu F$ and battery $B = 20\,V$. The switch ${S_1}$ is first closed. It is then opened and afterwards ${S_2}$ is closed. What is the charge finally on ${C_2}$.......$\mu C$
→A slit of size $0.15 \ cm$ is placed at $2.1 m$ from a screen. On illuminated it by a light of wavelength $5 \times 10^{-5}\ cm.$ The width of central maxima will be
→In intrinsic semiconductor at room temperature, number of electrons and holes are
If the dielectric constant and dielectric strength be denoted by $k$ and $x$ respectively, then a material suitable for use as a dielectric in a capacitor must have
→According to Bohr's atomic model angular momentum of electron in $5^{th}$ orbit of $H-$ atom is
→An electron has mass $ 9\times 10^{-31}$ kg and charge $1.6\times 10^{-19}$ C is moving with a velocity of $10^6$ m/s , enters a region where magnetic field exists. If it describes a circle of radius 0.10 m, the intensity of magnetic field must be
→Consider the following statements and select the incorrect statement$(s).$
→- The presence of a large magnetic flux through a coil maintains a current in the coil if the circuit is continuous.
- A coil of a metal wire kept stationary in a non $–$ uniform magnetic field has an e.m.f induced in it.
- A charged particle enters a region of uniform magnetic field at an angle of $85^\circ $ to the magnetic lines of force, the path of the particle is a circle.
- There is no change in the energy of a charged particle moving in a magnetic field, although a magnetic force is acting on it.