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Making a simple reflecting telescope
A simple reflecting telescope can be made from a concave mirror obtained from a shaving mirror. The mirror is arranged wooden box of suitable size in such a way that it can be tilted at dissimilar angles. An upright made of wood is attached to the box so that its angle may also be varied. Two short focus lenses are fixed in corks which are then placed in a short length of mailing tube as an eye-piece. Then join this eye- piece attached to the wood upright exactly at the focal
Sate about the Soil water potential Electrical energy, potential energy and kinetic energy together are referred to as free energy or the energy status of water. The difference
How to make a receiver for vacuum experiments Secure a large jar with an air-tight screw cap, like as a fruit jar. Drill a hole by the top and have a short metal tube soldered
Describe the structure of the stomach. How is it modified to carry out its functions? How does It compare to that of the fetal pig?
The ability of rock or soil to transmit water is known as its: Permeability
Precautions : The following precautions should be taken while using UV lamps: 1) TJV lamps must always be properly shielded. 2)Wear approved goggles when working with or clo
How to neutralize the ethyl alcohol used for determined alcoholic acidity.
how does lungs function
Opening the Airway If a casualty has stopped breathing, first of all we should clear the airway of the victim, so that he/she could inhale fresh air. The procedure is as follow
Explain Distal Convoluted Tubule - Structures of a Nephron Distal Convoluted Tubule or Distal Tubule (DCT): A distal, rolled-together or coiled part of the ascending limb of th
Life of a Star: A young star is thought to be composed largely of hydrogen gas. Hence, the most likely place for a star to be born is in one of the numerous clouds of hydrog
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