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In a simple microscope, the lens is held at a distance d from the eye and the image is formed at the least distance (D) of distinct vision from the eye. What is the magnifying power of the microscope?
In a sprayer, the liquid rises in the tube due to
In a step up transformer, which of the following is correct?
In a thyristor the gate lead is connected to the n layer near the p layer to which anode is connected
In a water lifting electric pump, we convert
In AC circuits, AC meters measure
In an electric bulb, a little nitrogen or argon is introduced at low pressure to
In an inelastic collision, state which among the given statements is true
In an inelastic collision, state which of the following statements is true:
In an optical fibre the signal is transmitted
