The curie temperature is that at which ____________________?
		A. Semi-conductor becomes conductors
B. Ferromagnetic becomes paramagnetic
C. Paramagnetic becomes diamagnetic
D. Metals become super conductor
		A. Semi-conductor becomes conductors
B. Ferromagnetic becomes paramagnetic
C. Paramagnetic becomes diamagnetic
D. Metals become super conductor
		A. Stiffness
B. Toughness
C. Extension
D. Deformation
		A. (F1+F2) (121+122)
B. (F1+F2) (122-112)
C. (F1+F2) (12-11)
D. (F1+F2) (12-11)
		A. Brittle
B. Ductile
C. Amorphous
D. Polymers
		A. 0.025J
B. 0.50J
C. 0.75J
D. 0.100J
		A. 2×108 Nm-2
B. 5×106 Nm-2
C. 0.5×10-6 Nm-2
D. 0.2×10-6Nm-2
		A. Nm-2
B. Jm-2
C. Nm-1
D. Being a number it has no unit.
		A. Hysteresis curve
B. Hysteresis loop area
C. Hysteresis loop
D. Straight line
		A. Squids
B. Magnetic resonance imaging (MRI)
C. Magnetometer
D. Oscilloscope
		A. A party filled valence band and totally empty conduction band
B. A completely filled valence band a totally empty conduction band and a very wide forbidden band
C. A completely filled valence band a partially filled conduction band and a narrow forbidden band
D. A partly filled valence band a totally empty conduction band and a wide forbidden band