The synthesis of minimum function was suggested by

A current is flowing through a conductor with non-uniform area of cross-section. Then

A series RLC circuit has a resonant frequency of 1000 Hz. The maximum voltage across C is likely to occur at a frequency of about

Two coils having self inductances of 10 mH and 40 mH are mutually coupled. The maximum possible mutual inductance is

A capacitor used for power factor correction is single phase circuit decreases

A two branch tuned circuit has a coil of resistance R and inductance L in one branch and capacitance C in the second branch. If R is increased, the dynamic resistance

In a parallel resonant circuit, the circuit current at resonance is maximum.

Three resistance of 15 Ω each are connected in delta. The resistance of equivalent star will have a value of

Which statement is true for an ac circuit?

Two similar coils have self inductance of 1 mH each. Coefficient of coupling is 0.5. The mutual inductance M is

In a two terminals network the O.C. voltage measured at the given terminals is 100 V and s.c., currents at the same terminals 5 A. If a load of 80 Ω resistance is connected at the terminals, load current is