A. magnetic field strength
B. temperature
C. either (A) or (B)
D. both (A) and (B)
Related Mcqs:
- The value of critical field below the transition temperature will_______________?
A. increase
B. decrease
C. remain unchanged
D. any of the above - At transition temperature the value of critical field is____________?
A. zero
B. negative real value
C. positive real value
D. complex value - The tiny block formed by the arrangement of a small group of atoms is called the____________?
A. unit cell
B. space lattice
C. either A. or (b)
D. none of the above - The kinetic energy of a bounded electron is______________?
A. less than that of unbounded electron
B. greater than that of unbounded electron
C. equal to that of unbounded electron
D. infinite
E. none of the above - Overhead telephone wires are made of_____________?
A. aluminium
B. steel
C. ACSR conductors
D. copper - Which of the following affect greatly the resistivity of electrical conductors ?
A. Composition
B. Pressure
C. Size
D. Temperature - A carbon resistor contains_____________?
A. carbon crystals
B. solid carbon granules
C. pulverized coal
D. finely divided carbon black - Carbon bearings are used under which of the following conditions ?
A. Where lubrication is difficult or im-possible
B. Where corrosive chemical action exists
C. Where high temperature exists
D. All of the above - Which of the following is an advantage of stranded conductor over equivalent single conductor ?
A. Less liability to kink
B. Greater flexibility
C. Less liability to break
D. All of the above - If the resistance of a conductor does not vary in accordance with Ohm’s law it is known as____________?
A. non-linear conductor
B. reverse conductor
C. bad-conductor
D. non-conductor
