The work function for metals A,B abd C are respectively 1.92 eV,2.0 eV and 5 eV.
The work function for metals A,B abd C are respectively 1.92 eV, 2.0 eV and 5 eV. According to Einstein's…
7 years ago
AIPMT2005
When a wire of uniform cross-section a, length l and resistance R
When a wire of uniform cross-section a, length l and resistance R is bent into a complete circle, resistance between…
7 years ago
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…
7 years ago
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…
7 years ago
A point source emits sound equally in all directions in a non-absorbing medium.
A point source emits sound equally in all directions in a non-absorbing medium. Two points P and Q are at…
7 years ago
Application of a forward bias to a P-N junction
Application of a forward bias to a P-N junction Options (a) Widens the depletion region (b) Increases the potential difference…
7 years ago
The circular motion of a particle with constant speed is
The circular motion of a particle with constant speed is Options (a) Periodic but not simple harmonic (b) Simple harmonic…
7 years ago
Imagine a new planet having the same density as that of earth but it is 3 times bigger
Imagine a new planet having the same density as that of earth but it is 3 times bigger than the…
7 years ago
A photosensitive metallic surface has work function, hν₀. If photons of energy
A photosensitive metallic surface has work function, hν₀. If photons of energy 2hν₀ fall on this surface, the electrons come…
7 years ago
For a satellite moving in an orbit around the earth, the ratio of kinetic
For a satellite moving in an orbit around the earth, the ratio of kinetic energy to potential energy is Options…
7 years ago