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Question: If the resistivity of a material is doubled, what happens to the resistance of a wire of c..
Question: A cylindrical conductor has a length of 1 m and a radius of 0.01 m. If its resistivity is ..
Question: If the resistivity of copper is 1.68 x 10^-8 Ω·m, what is the resistance of a copper wire ..
Question: In a circuit, if the voltage is halved and the resistance remains constant, what happens t..
Question: If the resistance of a wire is doubled, what happens to the current flowing through it if ..
Question: In a circuit with a 9 V battery and a 3 ohm resistor, what is the current flowing through ..
Question: What happens to the total resistance in a circuit when more resistors are added in series?..
Question: A circuit has a total resistance of 10 ohms and a current of 5 A. What is the total voltag..
Question: What is the power consumed by a 12 V battery supplying a current of 2 A?Options: 24 W12 W6..
Question: If a current of 3 A flows through a resistor of 5 ohms, what is the voltage across the res..
Question: What is the maximum voltage that can be measured using a potentiometer with a 20 m wire an..
Question: In a potentiometer, if the wire has a uniform cross-section, how does it affect the potent..
Question: Which of the following materials is commonly used for potentiometer wires?Options: CopperA..
Question: In a circuit with a 24V battery and two resistors in series (R1 = 6Ω, R2 = 12Ω), what is t..
Question: In a circuit with a 10V battery and two resistors in series (R1 = 2Ω, R2 = 8Ω), what is th..
Question: What is the current flowing through a 15Ω resistor connected to a 45V battery?Options: 1A2..
Question: If a 6Ω resistor is connected to a 9V battery, what is the power dissipated by the resisto..
Question: In a circuit with a 24V battery and two resistors of 4Ω and 8Ω in series, what is the volt..
Question: What is the total resistance of two resistors of 8Ω and 12Ω connected in series?Options: 2..
Question: If a circuit has a total resistance of 5Ω and a current of 3A flows through it, what is th..
Question: If A = (1, 0, -1) and B = (0, 1, 1), what is the scalar product A · B?Options: 01-12Correc..
Question: Determine the scalar product of the vectors A = (1, 1, 1) and B = (2, 2, 2).Options: 3468C..
Question: If A = (2, 3, 4) and B = (x, y, z) such that A · B = 20, find the value of x + y + z.Optio..
Question: What is the scalar product of the vectors A = (2, -1, 3) and B = (0, 4, -2)?Options: -1010..
Question: If A = (1, 2, 3) and B = (k, k, k) are perpendicular, what is the value of k?Options: 1230..
Question: Which of the following is an example of a non-contact force?Options: FrictionTensionMagnet..
Question: In a vacuum, which of the following travels fastest?Options: SoundLightRadio wavesAll trav..
Question: If the position vector of a point is given by r = (2t, 3t, 4t), what is the velocity vecto..
Question: If the vector A = (a, b) is perpendicular to B = (b, -a), what is the relationship between..
Question: What is the cross product of vectors (1, 2, 3) and (4, 5, 6)?Options: (-3, 6, -3)(0, 0, 0)..
