1. Which among the following, is the correct expression for force in a current-carrying conductor if the magnetic field is perpendicular to it? A. F = Bi B. F = B2il C. F = Bil D. F = Bl2 2. When the current in the current-carrying conductor increases, what happens to the force in …
1. What is the expression for force in a current-carrying conductor? A. F = K/r2 B. F = Kq/r2 C. F = Kq1q2/r2 D. F = Kq1q2/r 2. Force in a conductor is__________ to the product of the charges. A. Directly proportional B. Inversely proportional C. Not related D. Cannot be determined 3. …
1. What is the expression for force in a current-carrying conductor? A. F = K/r2 B. F = Kq/r2 C. F = Kq1q2/r2 D. F = Kq1q2/r 2. Force in a conductor is__________ to the product of the charges. A. Directly proportional B. Inversely proportional C. Not related D. Cannot be determined 3. …
1. What is the expression for force in a current-carrying conductor? A. F = K/r2 B. F = Kq/r2 C. F = Kq1q2/r2 D. F = Kq1q2/r 2. Force in a conductor is__________ to the product of the charges. A. Directly proportional B. Inversely proportional C. Not related D. Cannot be determined 3. …
1. The magnetic field strength of a solenoid can be increased by inserting which of the following materials as the core? A. Copper B. Silver C. Iron D. Aluminium 2. If a coil is wound around a steel core and electric current is passed through the coil, the steel core acts as a? A. …
1. The force existing between two infinite parallel conductors is inversely proportional to ________ A. Radius of the conductors B. Current in one of the conductors C. The product of the current in the two conductors D. The distance between the two conductors 2. When the distance of operation between the two conductors increases, …
1. Magnetic field lines seek the path of __________ resistance. A. Maximum B. Minimum C. Infinite D. Zero 2. Magnetic field lines form _________ loops from pole to pole. A. Open B. Closed C. Branched D. Either closed or branched 3. Do magnetic flux lines intersect? A. Yes B. No C. Depends on …
1. The Magnetic Field lines move from __________ A. North to south B. South to north C. West to east D. East to west 2. Magnetic field lines ___________ at the north pole. A. Emerge B. Converge C. Neither emerge nor converge D. Either emerge or converge 3. Magnetic field lines ___________ at …
1. What is the magnetic field outside a solenoid? A. Infinity B. Half the value of the field inside C. Double the value of the field inside D. Zero 2. Which, among the following qualities, is not affected by the magnetic field? A. Moving charge B. Change in magnetic flux C. current flowing in …
Magnetic Field MCQ [Free PDF] – Objective Question Answer for Magnetic Field Quiz Read More »
AC Network Theorem MCQ 1. In an AC circuit, resistance 50 Ω, inductance 0.3 H, and capacitance 15 μF is connected to an AC voltage source 25 V, 50 Hz. Determine the inductive reactance in the circuit. A. 36 ohm B. 95 ohm C. 125 ohm D. 140 ohm 2. In an AC …
