A point source is kept at the center of a spherically enclosed detector. If the volume of the detector increased […]
A cubical block of density ρb = 600 kg/m³ floats in a liquid of density ρe = 900 kg/m³. If
Distance between an object and three times magnified real image is 40 cm. The focal length of the mirror used
When a light of a given wavelength falls on a metallic surface the stopping potential for photoelectrons is 3.2 V.
2He4 + 0n1 → 2He5 − 0.9 MeV If X3, X4, X5 denote the stability of 2He3, 2He4 and 2He5,
In the Young’s double slit experiment the intensity produced by each one of the individual slits is I₀. The distance
Five persons P1, P2, P3, P4 and P5 recorded object distance (u) and image distance (v) using same convex lens
In a vernier callipers, 50 vernier scale divisions are equal to 48 main scale divisions. If one main scale division
A flexible chain of mass m hangs between two fixed points at the same level. The inclination of the chain
A regular hexagon is formed by six wires each of resistance rΩ and the corners are joined to the centre