A plane electromagnetic wave is moving in free space with velocity c and its electric field is given as Q. […]
Time taken by a block to slide down a frictionless inclined plane moving with constant acceleration Q. A small block
When the position vector r = xi + yj + zk changes sign as −r, which one of the following
The speed of a longitudinal wave in a metallic bar is 400 m/s. If the density and Young’s modulus of
A long cylindrical conductor with large cross section carries an electric current distributed uniformly over its cross-section Q. A long
Percentage error in determination of spring constant of a simple harmonic oscillator Q. The time period of a simple harmonic
The mean free path of a molecule of diameter 5 × 10−10 m at the temperature 41°C and pressure 1.38
Which one of the following is not a measurable quantity? Q. Which one of the following is not a measurable
The correct statement among the following is: Q. The correct statement among the following is: 1. Ni(CO)4 is diamagnetic and
The electric current in the circuit is given as i = i₀(t/T). The r.m.s current for the period t =