Important Question For Physics-I
==========================
(1) Derive the expression for the intensity of electrical potential at the point due
to a dipole on the axial position and on the equatorial line.
(2) State the coulomb's law and derive the equation for the
law and define a unit charge.
(3) Obtain an expression of the capacitance of a parallel-
plate capacitor when filled with partial dielectric.
(4) explain the terms magnetic permeability and magnetic
susceptibility of a magnetised madium and obtain a
relationship between them.
(5) What are paramagnetic,diamagnetic and ferromagnetic
substance.Give an example of each.
(6) Explain the B-H loop.Show that the hytersis loss per
cycle of magtetization per unit volume of substance is
equal to the area of B-H loop.
(7) Define magnetic circuit, reluctance and permeance.
(8) Define resistance,reactance and impedance.
(9) Derrive an expression for power in L-C-R circuit.
(10) Define r.m.s. value of alternating current establish
relation between r.m.s. value and peak value.
(11) What is ohm's law. Give the statment and the working farmula.
(12) Explain corbon color coding in resistance.
(13) State and explain Kirchhoff's voltage and current laws.
Also state its rules for electrical networks.
(14) State thevenin's theorem.
(15) State maximum power transfer theorem.
(16) How does energy bands from the solids.
(17) With the help of energy band diagram explain difference between conductor, insulator and
semiconductor.
(18) What is zener diode. explain its working with the
help of characterstics curve and discuss.
(19) What is transistor. explain p-n-p nad n-p-n transistor.
(20) Write short not on super conductivity.
or
write short not on meissner's effect's.
============================================
A.Kushwah
==========================
(1) Derive the expression for the intensity of electrical potential at the point due
to a dipole on the axial position and on the equatorial line.
(2) State the coulomb's law and derive the equation for the
law and define a unit charge.
(3) Obtain an expression of the capacitance of a parallel-
plate capacitor when filled with partial dielectric.
(4) explain the terms magnetic permeability and magnetic
susceptibility of a magnetised madium and obtain a
relationship between them.
(5) What are paramagnetic,diamagnetic and ferromagnetic
substance.Give an example of each.
(6) Explain the B-H loop.Show that the hytersis loss per
cycle of magtetization per unit volume of substance is
equal to the area of B-H loop.
(7) Define magnetic circuit, reluctance and permeance.
(8) Define resistance,reactance and impedance.
(9) Derrive an expression for power in L-C-R circuit.
(10) Define r.m.s. value of alternating current establish
relation between r.m.s. value and peak value.
(11) What is ohm's law. Give the statment and the working farmula.
(12) Explain corbon color coding in resistance.
(13) State and explain Kirchhoff's voltage and current laws.
Also state its rules for electrical networks.
(14) State thevenin's theorem.
(15) State maximum power transfer theorem.
(16) How does energy bands from the solids.
(17) With the help of energy band diagram explain difference between conductor, insulator and
semiconductor.
(18) What is zener diode. explain its working with the
help of characterstics curve and discuss.
(19) What is transistor. explain p-n-p nad n-p-n transistor.
(20) Write short not on super conductivity.
or
write short not on meissner's effect's.
============================================
A.Kushwah
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