Q) Sketch the circuit diagram of a Hay inductance bridge. Derive the equations for the resistive and inductive components of the measured inductor.

.1.1 . Describe the theoretical underpinnings of superconductivity and its potential applications in electrical engineering, highlighting the challenges associated with achieving practical superconducting devices. don't use Al solution either dislike

Q4) Two coils a coefficient of coupling of 0.5.between them are connected in series so as to magnetize a) in the same direction (series adding) b) in the opposite direction (series opposition). The corresponding value of equivalent inductance for a) is 1.9H and b) 0.7H. Find the self inductance of each coil and mutual inductance between the coils.

3. a) List and describe the suggestions of two major assumptions of the lumped capacitance method. b) For quick response of a thermocouple to observe varying temperature of fluids which one of the following suggestions is correct. Explain your answer by giving the reasons. )Diameter must be large i) surface heat transfer coefficient must be large Bi <0.1 iii)material specific heat must be large iv)material density must be large