Physics

Fission of nuclei is possible because the binding energy per nucleon in them

Fission of nuclei is possible because the binding energy per nucleon in them Options (a) increases with mass number at…

In the reaction ₁²H+₁³H+₂⁴He+₀¹n, if the binding energies of ₁²H,₁³H and ₂⁴He

In the reaction ₁²H+₁³H+₂⁴He+₀¹n, if the binding energies of ₁²H,₁³H and ₂⁴He are respectively a,b and c (in MeV), then…

The Bohr model of atoms

The Bohr model of atoms Options (a) Assumes that the angular momentum of electrons is quantized (b) Uses Einstein's photoelectric…

If in a nuclear fusion process, the masses of the fusing nuclei be m₁ and m₂

If in a nuclear fusion process, the masses of the fusing nuclei be m₁ and m₂ and the mass of…

Complete the reaction: ₀n¹+ ₉₂U²³⁵→₅₆Ba¹⁴⁴+……..+3n

Complete the reaction: ₀n¹+ ₉₂U²³⁵→₅₆Ba¹⁴⁴+........+3n Options (a) ₃₆Kr⁸⁹ (b) ₃₆Kr⁹⁰ (c) ₃₆Kr⁹³ (d) ₃₆Kr⁹² Correct Answer: ₃₆Kr⁸⁹ Explanation: A' of…

If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required

If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required to excite it from the ground…

What is the Q-value of the reaction? ¹H+⁷Li→⁴He+⁴He

What is the Q-value of the reaction? ¹H+⁷Li → ⁴He+⁴He The atomic masses of ¹H,⁴He and ⁷Li are 1.0078254u, 4.0026034u…

If the binding energy of the electron in a hydrogen atom is 13.6 eV, the energy

If the binding energy of the electron in a hydrogen atom is 13.6 eV, the energy required to remove the…

If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie

If 10000 V is applied across an X-ray tube, what will be the ratio of de-Broglie wavelength of the incident…

When the wave of hydrogen atom comes from infinity into the first orbit,

When the wave of hydrogen atom comes from infinity into the first orbit, the value of wave number is Options…