MCQ
If the cathode$-$anode potential difference in an $X-$ray tube be $10^5 V,$ then the maximum energy of $X-$ray photon can be
- A$10^5\ J$
- B$10^5 \ MeV$
- ✓$10^{–1}\ MeV$
- D$10^5\ KeV$
✓
Answer
Correct option: C.
$10^{–1}\ MeV$
$10^{–1}\ MeV$
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 universal property among all substances is
A magnetic needle kept parallel to a magnetic field requires a work W to be rotated by 60. The necessary torque required to keep the needle in this position is:
A capacitor becomes a perfect insulator for:
Consider a photon of continuous X-ray and a photon of characteristic X-ray of the same wavelength. Which of the following is/are different for the two photons?
- Frequency.
- Energy.
- Penetrating power.
- Method of creation.
If the atom $100^{F m^{257}}$ follows the Bohr model and the radius of $100^{F m^{257}}$ is $n$ times the Bohr radius, then find $n$
→In a YDSE bi-chromatic light of wavelengths 400 nm and 560 nm are used. The distance between the slits is 0.1 mm and the distance between the plane of the slits and the screen is 1m. The minimum distance between two successive regions of complete darkness is(a) 4 mm(b) 5.6 mm(c) 14 mm(d) 28 mm
If in the circuit shown below, the internal resistance of the battery is $1.5 \Omega$ and $\mathrm{V}_{\mathrm{P}}$ and $\mathrm{V}_{\mathrm{Q}}$ are the potentials at $P$ and $Q$ respectively, what is the potential difference between the points $P$ and $Q$
→The wave theory of light was given by(a) Maxwell(b) Planck(c) Huygen(d) Young
Four wires each of length $2.0$ metres are bent into four loops $P, Q, R$ and $S$ and then suspended into uniform magnetic field. Same current is passed in each loop. Which statement is correct
→Assertion : The tangent galvanometer can be made more sensitive by increasing the number of turns of its coil.
Reason : Current through galvanometer is proportional to the number of turns of coil.(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 : Current through galvanometer is proportional to the number of turns of coil.(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.