Superconductivity in a material can be destroyed by1. increasing the t – McqOptions

MCQOPTIONS

1.	Superconductivity in a material can be destroyed by1. increasing the temperature above a certain limit2. applying a magnetic field above a certain limit3. passing a current above a certain limit4. decreasing the temperature to a point below the critical temperatureWhich of the above are correct?
A.	1 and 2 only
B.	2 and 3 only
C.	1, 2 and 3 only
D.	1, 2, 3 and 4
Answer» D. 1, 2, 3 and 4

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