MCQ
Davission and Germer experiment proved
- AWave nature of light
- BParticle nature of light
- CBoth $(a)$ and $(b)$
- ✓Neither $(a)$ nor $(b)$
✓
Answer
Correct option: D.
Neither $(a)$ nor $(b)$
d
(d) Davission and Germer proved the wave nature of electron by performing an experiment.
(d) Davission and Germer proved the wave nature of electron by performing an experiment.
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
A rigid container of negligible heat capacity contains one mole of an ideal gas. The temperature of the gas increases by $1^\circ C$ if $3.0$ cal of heat is added to it. The gas may be:
→Intensity of magnetic field due to earth at a point inside a hollow steel box is
A particle of mass $4\, {M}$ at rest disintegrates into two particles of mass ${M}$ and $3 \,{M}$ respectively having non zero velocities. The ratio of de-Broglie wavelength of particle of mass $M$ to that of mass $3\, {M}$ will be :
→An infinitely long straight conductor carries a current of $5 \,\mathrm{~A}$ as shown. An electron is moving with a speed of $10^{5} \, \mathrm{~m} / \mathrm{s}$ parallel to the conductor. The perpendicular distance between the electron and the conductor is $20 \, \mathrm{~cm}$ at an instant. Calculate the magnitude of the force experienced by the electron at that instant in $\times 10^{-20} \,N$
→If six identical cells each having an e.m.f. of 6V are connected in parallel, the e.m.f. of the combination is
Three capacitors each of capacitance $1\,\mu F$ are connected in parallel. To this combination, a fourth capacitor of capacitance $1\,\mu F$ is connected in series. The resultant capacitance of the system is.......$\mu F$
→In the circuit shown here, the readings of the ammeter and voltmeter are
An electric dipole is placed at the centre of a sphere. Mark the correct options:
A wheel with ten metallic spokes each $0.50\,m$ long is rotated with a speed of $120\, rev/min$ in a plane normal to the earth’ s magnetic field at the place. If the magnitude of the field is $0.40\,G$, the induced $emf$ between the axle and the rim of the wheel is equal to
→The decay constant of a radioactive element is $0.01$ per second. Its half life period is .......$sec$
→