Deformation of Solids

Q: Nm─2 is approximately called:

(a) :  Tesla
(b) :  Weber
(c) :  Pascal
(d) :  Watt
(e) :  Gauss
Answer:  Pascal
Explanation:  

Q: The first super conductor was discovered:

(a) :  In 1911
(b) :  By Kmaerlingh Ornes
(c) :  Prof. Yao
(d) :  In 1986
(e) :  Both (A) and (B)
Answer:  Both (A) and (B)
Explanation:  

Q: A substance in which the atoms cooperate with each other in such a way so as to exhibit a strong magnetic field is called:

(a) :  Para magnetic
(b) :  Diamagnetic
(c) :  Ferromagnatic
(d) :  Electromagnetic
(e) :  None of these
Answer:  Ferromagnatic
Explanation:  

Q: Alnico is an alloy of:

(a) :  Argon, neon, carbon, oxygen
(b) :  Aluminium, neon, indium, cobalt
(c) :  Aluminium, nickel, cobalt
(d) :  Aluminium, nitrogen, carbon, oxygen
(e) :  None of these
Answer:  Aluminium, nickel, cobalt
Explanation:  

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