A) adding impurities B) application of magnetic field C) reducing temperature D) any of the above. Ans : (B)
A) zero B) unity C) low D) infinity. Ans : (A)
A) Flux quantization experiments B) Isotope effect C) Josephon effect D) Meissner effect. Ans : (D)
A) 2 to 10 percent B) 1 to 5 percent C) 0.8 to 1 percent D) 0.01 to 0.05 percent. Ans : (C)
A) increases as it is compressed B) decreases as it is compressed C) does not vary when it is compressed. Ans : (B)
A) Platinum cobalt B) Tungsten steel C) Chromium steel D) Alnico. Ans : (A)
A) Manganese B) Chromium C) Nickel D) Copper. Ans : (B)
A) Stellite B) Forsterite C) Stealite D) All of the high. Ans : (B)
A) NaK C2 H2 O3 B) NaK C4 H4 O8 C) NaK C6 4H2O D) NaK C6 H6 O8.4H2O Ans : (C)
A) Wrought iron B) Nodular cast iron C) Grey cast iron D) Mild steel. Ans : (A)