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Simple steelyard (reading to 100 g)
The pan is made from cardboard, and is formed like a funnel. It is fixed to a beam made of a triangular-shaped lamina in ply- wood or 'Perspex'.
The beam tapers from 2 cm at the extreme end to 5 cm near the pan. The pivot, which can be a strong darning needle, is driven by the beam at a point about 5 cm from the pan and 2 cm from the top edge. Some part of the beam or pan can be cut away to make it balance
What is the proper formula used to calculate acceleration? There are a few. The most famous is a = F/m, where F is the net force applied to a mass, m. Acceleration is also the
What is electric flux? Write its S.I. units. Using Gauss's theorem, assume an expression for the electric field at a point because of a uniformly charged infinite plane sheet.
It is the opposition offered by the material of the flux. Reluctance α mean length of flux path and reluctance α 1/cross section A Reluctance=1/μ 0 μ r A Here μ 0 a
Q. What is a capacitor? Define: capacitance. i) A capacitor is a apparatus for storing electric charges. ii) The capacitance of a conductor is defined like the ratio of the
What makes a good common end? The capacity to hold the fibers always and flushes, lack of adhesives, absence of packing losses and optical polish.
Who are the best fiber optics manufacture? To single out a company would be grossly unfair since in such business the players are, usually, respected industrial corporations wi
Q. Heisenberg's uncertainty principle of position & momentum. Describe an experiment to study the uncertainty of position & momentum. Heisenberg's Uncertainty Principle : It
What is a Temperature Scales? Fahrenheit, Celsius and Kelvin were scientists who studied how heat and temperature work. The most familiar scale to Americans (until the time tha
what is the physics principle involved in the lens maker equation
discussion
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