Introduction to Modern Physics: Volume 1, Second Edition by R.B. Singh By R.B. Singh

Similar introduction books

Introduction to Finite Element Analysis: Formulation, Verification and Validation (Wiley Series in Computational Mechanics)

Whilst utilizing numerical simulation to come to a decision, how can its reliability be made up our minds? What are the typical pitfalls and blunders whilst assessing the trustworthiness of computed info, and the way can they be kept away from? each time numerical simulation is hired in reference to engineering decision-making, there's an implied expectation of reliability: one can't base judgements on computed info with no believing that details is trustworthy adequate to help these judgements.

Introduction to Optimal Estimation

This e-book, constructed from a collection of lecture notes by means of Professor Kamen, and because accelerated and sophisticated via either authors, is an introductory but accomplished research of its box. It includes examples that use MATLAB® and lots of of the issues mentioned require using MATLAB®. the first target is to supply scholars with an in depth insurance of Wiener and Kalman filtering besides the advance of least squares estimation, greatest probability estimation and a posteriori estimation, according to discrete-time measurements.

Introduction to Agricultural Engineering: A Problem Solving Approach

This publication is to be used in introductory classes in schools of agriculture and in different purposes requiring a complicated method of agriculture. it's meant instead for an advent to Agricultural Engineering through Roth, Crow, and Mahoney. components of the former e-book were revised and incorporated, yet a few sections were got rid of and new ones has been multiplied to incorporate a bankruptcy further.

Extra info for Introduction to Modern Physics: Volume 1, Second Edition

Sample text

14. Ex. 25. Find the velocity at which the relativistic momentum of a particle exceeds its Newtonian momentum by n fold. Sol. pr = pc 1 1− v2 c2 = n c n2 − 1 . ∴v = n 1 The Special Theory of Relativity  39 Ex. 26. An electron is accelerated through a potential difference of 1 million volts. What is the speed of electron? Sol. Kinetic energy of electron   1 2 − 1 T = m0 c   1− β 2    2 \  m0 c2  . 1−   T + m c2  0   b = Putting m0 c2= 0. 51 MeV and T = 1 MeV, we get b = 0. 9988.

I) Suppose that the particle under study is at rest in frame S then u = 0 and u' = – v. Substituting these values in Eqn. 8) (ii) If the particle is at rest in frame S' then u' = 0 and u = v. Substituting these values in Eqn. 9) 12 Introduction to Modern Physics Fig. 2 (iii) Instead of mechanical particle, let the observers see photon or light wave front. , u = u' = c. Hence from Eqn. 10) Substituting the values of constants a12, a22 and a21 in Eqn. 11) (iv) According to the first postulate both the frames S and S' are equally suitable for the description of physical phenomena.

Experiment and discuss the significance of this result in the development of special theory of relativity. 5. What are Lorentz transformations? Show that two events, which are simultaneous in one frame of reference, are not simultaneous in other frame of reference in relative motion with the first. 6. Write down the Lorentz transformation equations. Explain the phenomenon of time dilation and length contraction. 7. State the postulates of special theory of relativity and show how Lorentz transformations have been obtained from them.