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pseudo force: A "force" that arises since an observer is naively treating an accelerating frame like an inertial one.
Q. State Brewster's law. Brewster's law the digression of the polarising angle is numerically equal to the refractive index of the medium. That is tan ip = μ
Critical angle in certain substance is 300. Calculate the polarization angle of the substance?
When a physical property such as charge exists in discrete "packets" rather than in continuous amounts, the property is said to be: a) Discontinuous b) Abrupt c)
Does the force constant of a spring changes if it is cut into parts?
In thermodynamics term what is the meaning of the following terms? a) closed and Open systems b) Extensive and Intensive properties.
An electron in a hydrogen atom makes a transition from E 3 to E 1 . How much energy does the atom lose?
what is necol prism and give construction and working
Polystyrene film is extruded flat and free from pin-holes. Film is made from polystyrene granules by extruding heated tube of polymer which is then spread out and stretched state.
1. How fast must an object travel for its total energy to be (a) 1% more than its rest energy and (b) 99% more than its rest energy. 2. A proton is moving with a constant speed
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