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 A substance having the negative temperature co efficient of resistivity out of the following is. Carbon Iron Tungsten Gold
2 Resistivity at a given temperature depends upon. Area of cross section Length Nature of material of conductor Both length and area
3 The SI unit of resistivity is. Ohm m-2 Ohm m-1 Ohm m Ohm
4 mho -m-1 is the unit of. Resistance Resistivity Conductance Conductivity
5 The reciprocal of resistance is called. Capacitance Resistance Conductance Inductance
6 The unit of temperature co efficient of resistivity is. Ohm -m K-1 K Ohm
7 Specific resistance of a material depends upon. Length Area Temperature Both A and B
8 When a wire of length 'l' and resistance R is cut into two equal parts then resistivity of each part. is doubled Remains the same Is halved Is one fourth
9 The current through a resistance of 100 Ohm when connecting across a source of 220 V is. 22000 A 22 A 2.2 A 0.45 A
10 The current flowing through each resistor of equal resistance in parallel combination is. Same Different Zero Infinite
11 One ohm is equal to VC-1 CV-1 AC-1 VA<sup>-1</sup>
12 Two resistance of 2 Ohm each are connected in parallel combination equivalent resistance will be. 4 Ohm 2 Ohm 1 Ohm 8 Ohm
13 For ohmic device the graph between V and I is. A straight line Curve Hyperbola Parabola
14 Magnetic effect of current is used in. Toaster Electric iron Electric motor D.C. Battery
15 The head produced by the passage of current through a resistor is. H= I<sup>2</sup>Rt H = IR<sup>2</sup>t H = 1/Rt H = I<sup>2</sup>/Rt
16 Heat generated by a 40 W bulb in one hour is. 140 J 1440 J 14400 J 144000 J
17 5 A of current flows through a conductor in 2 minutes, charge in the wire is. 500 C 600 C 400 C 10 C
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