Physics ICS Part 2 Online MCQ's Test With Answers

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Physics ICS Part 2 Online MCQ's Test

Sr. # Questions Answers Choice
1 By increasing the temperature of conductor, the flow rate of charges. Increase Remains constant Decreases Changes exponentially
2 the current which flows from a point at higher. potential to point at lower potential is called. Electric current Conventional current Either of these None of above
3 Drift velocity of electrons is. 10<sup>-1</sup> m/s 10<sup>-2</sup> m/s 10<sup>-3</sup> m/s 10<sup>3</sup> m/s
4 If 1 x 107 electrons passes through a conductor in 1.0 micro second , then the current is. 2 A 1.6 A 2.6 x 10<sup>-6</sup> A 1.6 x 10<sup>-6</sup> A
5 A battery move a charge of 40 C around a circuit at constant rate in 20 Sec. The current will be. 2 A 0.5 A 80 A 800 A
6 The potential difference between the head and tail of an electrical to 600 Volt 700 Volt 800 Volt 900 Volt
7 Ampere second stands for the unit of. Charge emf energy Power
8 A charged conductor has charge on its. Inner surface Outer surface Middle surface Surrounding space
9 if time constant in RC series circuit is small, then capacitor is charged or discharged. Slowly Rapidly At constant rate Intermittently
10 The quantity time constant RC has units of. Charge Time Capacitance Resistance
11 The product of resistance and capacitanc eis. Velocity Force Acceleration Time
12 If the potential difference across two plates of capacitor is doubled, then energy stored in it will be. Two times Eight times Four times Remain same
13 When some di electric is inserted between the plates of a capacitor, then capacitance. Decreases Increases Becomes zero Becomes infinity
14 The electric potential at a mid point in an electric dipole is. 0 V 0.5 V 1 V 1.5 V
15 Due to polarization, electric field E. Increase Decrease First increases then decreases Remain same
16 The capacitance of a capacitor depends upon. Thickness of plates Charges on the plates Voltage applied Geometry of the capacitor
17 Presence of dielectric between two charges always. Reduces the electric force Enhance the electric force Does not effect electric force Double the electric force
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