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The condition in plants brought about through lack of certain essential elements and is not easily detected by outward appearance : Hidden Hunger.
Water flows in a horizontal pipe of non-uniform area of cross-section at a pressure difference of 1.6 cm of mercury. If the velocity of water at the la...
Which of the following materials is most suitable for marking electromagnetic and core of transformer?
Which of the following materials behaves as a dielectric?
An object of mass ‘m’ be made to fall freely from a height ‘h’. At the start the potential energy is _____ and kinetic energy is ______.
...The distance between the focus and the centre of curvature of a spherical mirror in terms of the radius of curvature R, is equal to:
Noise is measured in –
Clear nights are colder than cloudy nights because of –
Newton’s second law of motion primarily explains which of the following?
Electromagnetic waves travelling in a medium having relative permeability μr = 1.2 and relative permittivity Er = 0.012. The speed of electromagnetic w...
Sensitivity of the human eye is maximum in the –