Physics FSC Part 2 Online MCQ's Test With Answers

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Physics FSC Part 2 Online MCQ's Test

Sr. # Questions Answers Choice
1 Soft magnetic material is Sodium Steel Iron Copper
2 The substance which atom cooperates with each other in such a way so as to exhibit a strong magnetic field is called. Ferromagnetic Paramagnetic Diamagnetic Non magnetic
3 After curie temperature. Ferromagnetic Paramagnetic Magnetic Diamagnetic
4 In extrinsic semiconductors doping is of the order of. 1 atom to 10<sup>4</sup> 1 atom to 10<sup>6</sup> 1 atom to 10<sup>8</sup> 1 atom to 10<sup>3</sup>
5 The critical temperature of mercury is. 1.18 K 4.2 K 3.72 K 7.2 K
6 The critical temperature of Aluminum is. 3.72 K 1.18 K 7.2 K 8.2 K
7 Minority carriers in P-Types , substances are. Electrons Protons Holes Neutrons
8 A material which is insulator at 0 K and conduct at room temperature is. Silver Lead Germanium Polythene
9 Which one pair belongs to acceptor impurity. Aresincl, phosphorus Boron, gallium Arsenic, antimony Antimony, indium
10 Which one is pentavalent impurity Boron Gallium Antimony Indium
11 Donor impurities are Germanium, silicon Indium, galium Antimony, arsenic Diamond, carbon
12 In 'N' type material, the minority charge carriers are. Free electrons Holes Protons Mesons
13 Which type of impurity is to be added to a pure semi conductor crystal to provide holes. Monovalent Trivalent Tetravalent Pentavalent
14 To get N-Type the Ge is doped with Aluminium Arsenic Boron Indium
15 Glass and high steel carbon are example of. Ductile substances Brittle substances Soft substances Hard substances
16 Example of ductile substance is. Glass Wood Lead Oxygen
17 Which one is not a ductile material Lead Steel Copper Wrought Iron
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