Which day is declared as International Day of Sport for Development and Peace (IDSDP)?
6 April was declared as the International Day of Sport for Development and Peace (IDSDP) by the UN General Assembly.
Newton's rings can be obtained in:
The radii of curvature of the faces of a double convex lens are 20 cm and 30 cm. If focal length of the lens is 36 cm find the refractive index of t...
In a plane electromagnetic wave. the electric field oscillates sinusoid ally at a frequency of 3 × 108 Hz and amplitude 36 V/m. Find the am...
The potential inside a charged hollow sphere is __________.
The curie law, x = C/T, expressing susceptibility x varying with absolute temperature T, is obeyed by:
The diameter of a capillary is 4mm. If Reynolds's number of the tube is 1000 and the co-efficient of viscosity for water is 0.02 poise, determine the m...
Sounds of frequencies less than about ______ vibrations per second cannot be detected by the human ear.
A plane electromagnetic wave travels in vacuum along the z-direction. If the frequency of the wave is 20 MHz, what is its wavelength?
A potentiometer is an accurate and versatile device to make electrical measurements of E.M.F. because the method involves:
The ratio of the amplitudes of the electric field and magnetic field strengths has the same dimensions as that of:
