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When a conductor is carrying AC current, the current is not distributed in the conductor uniformly. Rather it has tendency to concentrate near the surface of the conductor. What is this effect known as?
If the intensity of the magnetic field perpendicular to current carrying conductor is 100T, the length of the conductor is 3m and the current in the conductor is 10A, calculate the magnitude of force perpendicular to the electric field.
Which of the following statements are correct? 1. A lowpass filter passes low frequencies and stops high frequencies. 2. A highpass filter passes high frequencies and rejects low frequencies 3. A bandpass filter passes frequencies within a frequency band and attenuates frequencies outside the band. 4. A bandstop filter passes frequencies within the band and blocks/attenuates frequencies outside a frequency band.
Prakash wrote three exams - 1st paper, 2nd paper and 3rd paper. The probability that he passes the 1st paper is 3/5. If he passes in any paper, the probability that he passes the next paper is 7/10. Otherwise the probability is 9/10. What is the probability that he passes in all three papers?
When the length of the conductor in the current carrying conductor increases, what happens to the force in the conductor which is at right angles to the magnetic field?
Determine the conductance (in Mho) of a conductor, when the value of current that flows through the conductor is 2 A and the potential difference between the ends of the conductor is 40 V.
Determine the conductance (in Siemens) of a conductor, when the potential difference between the ends of the conductor is 30 V and the current flowing through the conductor is 3 A
The variation of current 'I' with the voltage applied 'V' across the conductor is given by V = R sin(I), where R is the resistance of the conductor and I ∈ [0,\(\frac{\pi}{2}\)]. The conductor follow Ohm's law for all values of 'I' that are
A type I superconductor is 1. A conductor of infinite conductivity at all temperatures. 2. A conductor with a very large conductivity below a critical temperature. 3. A material showing susceptibility -1 below the critical temperature. 4. A perfect conductor having conductivity drastically reduced by a critical current.
If 120 C of charge passes through an electric conductor in 60 sec, the current in the conductor is _________