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Displacement related with a wave is given by y (x, t) = 0.1 cos(0.2x-2t). Where x y are in cm and ‘t' in second. Determine the wavelength, amplitude, frequency and velocity.
Energy in transmitted in space in all direction. Example : Light and sound waves propagating in space.
The velocity of a motor boat with respect to Still Water is 7 m/s and the velocity of water in river is 3 m/s. When the boat starts moving upstream, a float was dropped from it.
Unit Vectors A unit vector is a vector of unit length. A easy animation of unit vectors and vector addition. A unit vector is a vector of length 1, sometimes also called a dir
a) Thomson's heat is proportional to the current passing by the conductor. b) This effect is produced when parts of similar conductor are kept at dissimilar temperature. c) I
what is uniform motion
describe the construction and working of a Nicol prism.discuss how you obtain a plane polarised beam with it?
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
What is inertia?
What is time? 1. This is the question that each true scientist dreads to be asked especially in a public setting by extremely inquisitive young learners. We have learned to ca
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