Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
q. what is heisenbergs uncertainty principle? write the three forms of uncertainty relations. ans.the principle of uncertainty was described by
q. write down the schrodingers time independent wave equation for a free particle confined in one dimensional box of size a. obtain eigen values
q. what is the density of energy states in metals? obtain an expression for the density of states for free electron gas in metals. ans. density
q. write down schrodingers wave equation for a particle in a three dimensional box. solve it to get eigen functions and show that the eigen values
q. heisenbergs uncertainty principle of position amp momentum. describe an experiment to study the uncertainty of position amp
q. what is einsteins photoelectric equation? explain the laws of photoelectric effect with the help of this equation.photoelectric effect the
q. describe compton effect. drive an expression for compton shift. how does it support the particle nature of light. compton effect and quantum
q. explain the wave nature of matter. de - broglie waves theoryaccording to de - broglie hypothesis particles like electron proton neutron etc.
q. derive schrodingers time dependent wave equation. what is the physical significance of wave function used in this equation?ans.time dependent
q. what is quantum mechanical tunneling? give one example. orwhat do you mean by quantum mechanical tunneling? show that the tunneling probability
q. explain how compton scattering confirms the quantum nature of radiation.orwhat is compton effect? deduce an expression for shift in wavelength
vander waals bonda fourth type of bonding which does not involve a transfer or sharing of electrons is known as the vander walls bond. it forms in
metallic bond when positive metallic ions are surrounded by a sea of negative electrons the solid being held together by electrostatic forces then
b covalent bond what about reactions between two non metals? many non metals do bond together. hydrogen atoms for instance frequently react
ionic bondionic bonding involves the transfer of electrons from an electropositive atom an atom that tends to donate an electron to an
there is more number of substances in the universe than 109 elements. most matter we run into on a day-to-day basis is composed of
atoms are particles of elements substances that could not break down further. in examining atomic structure through we have to clarify this
the matter consists of one or more basic substances called elements. an element is a substance whose all atoms are alike. cohesion between atoms
engineers and technologist engage themselves in the design and manufacturing of machine like latches engines motors generators bulldozers etc. and in
materials are an essential part of an engineering study. an engineer requires materials to provide shape to his concept and design. selection of the
1 for supplying power from on alternating current power grid to equipment which uses a different
before manufacturing of transformers we must know the important parts of transformer which need to be manufactured. following are the main parts of
formers used for winding coils are ceramic or glass because they are stable. copper wire with silver plating is used up to 50 m hz. lit wire produces
a transformer is a static device which transfers ac electrical power from one circuit to another at the same frequency but the voltage level is
inductors can be classified on the basis of nature of value and type of core used. different type of inductors based on the type of core isair core