Most Searched On Electrical Dost
Define the terms: a)Specific heat capacity, b)Sensible heat, c)Latent heat, d)Calorific value,
e)Specific enthalpy, f)Electrical work, g)Torque.
a) Specific heat capacity: The quantity of heat required to change the temperature of 1kilogram of substance through 1degree Kelvin is called specific heat of
Job oriented software’s for Electrical Engineer
Which are Job oriented software’s for Electrical Engineer? बोहुत सारे लोग industrial automation में अपना career बनाना चाहते हैं। या design engineer बनना चाहते हैं।
PARAMAGNETISM, DIAMAGNETISM, AND FERROMAGNETISM ON THE BASIS OF DOMAIN THEORY:
Magnetism has its origin in the circulating charges in an atom. An atom of any substance consists of a little, massive, charged nucleus Surrounded by
Expression For Energy Stored In A Magnetic Field.
The expression for energy stored in a magnetic field The energy required to establish a magnetic field gets stored in it as potential energy. This
Explain the phenomenon of self-induced e.m.f. and mutually induced e.m.f.
Self induced e.m.f. Fig. 1 Consider a coil having ‘N’ turns and carrying current ‘I’ when switch ‘S’ is in closed position. The current magnitude
Obtain an expression for the coefficient of coupling K for the magnetic circuits?
The coefficient of coupling between two coils is defined as the fraction of magnetic flux producedby the current in one coil that links with the
Electrical Theorems Explanation
Explanation of Superposition Theorem
Superposition theorem: 1) Statement: In a multisource network consisting of linear, bilateral elements the current through any given element is equal to the algebraic sum of currents produced independently in
Basic Electrical Articles
Effect of rising in temperature on resistance of metal conductors, Insulators, Alloys, Semiconductors
State the factors on which resistance of conductor depends. What is the effect of increase in temp on the resistance of Cu conductor, Silicon, Nichrome.
With reference to a magnetic circuit, explain the term with their units (1)Magnetic flux,
(2)Magnetic Flux density, (3)Magnetic field strength, (4)Reluctance, (5)Permeability of free space,
(6)Relative permeability, (7)Absolute permeability, (8)M.M.F, (9)Permeance?
1) Magnetic Flux: The total number of forces existing in a particular magnetic field is called magnetic flux. Lines of force can be called lines
Obtain an expression for the coefficient of coupling K for the magnetic circuits?
The coefficient of coupling between two coils is defined as the fraction of magnetic flux producedby the current in one coil that links with the
Elements of a communication system
Elements of a communication system: A communication system is the device or sets up used in the transmission of information from one place to another.