Derive the expression of line current in terms of phase voltage in delta connection.
Derive the expression for the current of an inductor.
Derive the expression for maximum efficiency of a transformer.
Derive the expression of power for a resistor.
Derive the expression of line voltage in terms of phase voltage in star connection.
What is the Brewster angle and derive an expression for it?
Derive the expression for side frequencies in RLC resonant circuit.
Derive the expression for resonance frequency in R-L-C series circuit.
What is electric field intensity and derive its expression?
How to derive capacitor formula?
How do you derive current in an RL circuit?
Write the expression for current in a parallel combination.
What is the expression of current in the RL circuit is Mcq?
How do you find the expression of current in an RL circuit?
What is the expression for the decay of current in RL circuit?
What is the expression of current in an RL circuit?
What is the expression for the current in an LR series circuit?
What is the mathematical expression for drift current?
Derive the torque equation of a transformer.
Derive the emf equation of a DC Machine.
Derive the emf equation of a transformer.
Derive the condition for maximum torque under running condition of a 3 phase induction motor.
How to derive a wave equation?
What is the derive of Helmholtz theorem?
What is the state and derive of Gauss law in electrostatics?
What is the state and derive of Gauss's law?
What is the derive impedance of the LR circuit?
Derive equation for string efficiency with 3 - disc insulators of suspension type.
Derive the EMF equation of Alternator. State the meaning of each term used therein.
Derive the torque equation of 3 φ I.M. under running condition.k) Explain production of R.M.F. in 3-phase I.M. when 3 φ supply is fed to it. Draw its phasor diagram.
How to derive Lenz's law?
What is the de Broglie hypothesis and derive its equation?
What is the relation between electric field intensity and electric flux density derive?
How to derive potential divider equation?
Derive the mathematical expressions for designing circular and rectangular heating elements. Answer : To design heating elements, whether circular or rectangular, we need to derive mathematical expressions related to heat generation and power dissipation in the element. The key principles ... electrical properties to meet the desired power dissipation while considering safety and efficiency factors....
How is displacement current produced between the plates of a capacitor? Answer : Displacement current is a concept introduced by James Clerk Maxwell to explain the behavior of electric fields in situations where there's a changing electric field, even in the absence of physical charge ... movement through the gap), but it has the same effects in terms of circuit behavior....
Why the voltage and current are not in phase across a capacitor and inductor?
Why does the voltage across a capacitor lag the current?
Does a capacitor allow AC current?
Why does current decrease when voltage increases in a capacitor?
Why does voltage lag current in a capacitor?
Is impossible to change the voltage across a capacitor instantly as this would produce current? Answer : Yes, it's true that you can't change the voltage across a capacitor instantly, and here's why: A capacitor stores energy in the form of an electric field created by the separation of ... is impractical. This is why, in practice, the voltage across a capacitor changes gradually, not instantly....
What is voltage regulation and write the expression for voltage regulation of a transformer?
Write the expression for the instantaneous values of EMFs in a 3-phase circuit. Answer : In a 3-phase circuit, the instantaneous values of the Electromotive Forces (EMFs) in the three phases can be expressed as sinusoidal functions, assuming a balanced system where the phases are 120° ... , these expressions show how the voltages in each phase are related in both magnitude and phase....
Which expression defines the Helmholtz energy A?
What is a three-dimensional expression?
Why is current ahead of voltage in capacitor?
What is the condition for obtaining displacement current between the plate of the capacitor?
Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?
Why does current lead voltage by 90 degrees in capacitor?
29.4k questions
1.3k answers
7.4k users