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Question: Two identical spheres, each with a charge of +5μC, are placed 0.1m apart. What is the elec..
Question: If the electric field at a point is 200 N/C directed towards the positive x-axis, what is ..
Question: What is the half-life of a first-order reaction dependent on?Options: Initial concentratio..
Question: If the galvanometer in a Wheatstone bridge shows a deflection, what does it indicate?Optio..
Question: In a Wheatstone bridge, if R1 = 2Ω, R2 = 3Ω, and R3 = 6Ω, what is the value of R4 for the ..
Question: If the resistance of one of the arms in a Wheatstone bridge is increased, what effect does..
Question: If the resistance values in a Wheatstone bridge are R1 = 10Ω, R2 = 20Ω, R3 = 15Ω, what is ..
Question: A wire has a resistance of 10 Ω at 20°C. If the temperature coefficient of resistivity is ..
Question: What happens to the potential difference across a segment of a potentiometer wire if the r..
Question: In a potentiometer experiment, if the balancing length is found to be 4m for a cell of unk..
Question: A potentiometer wire has a uniform cross-section and a potential difference of 12V across ..
Question: If a 12V battery is connected to a 4 ohm resistor, what is the power dissipated by the res..
Question: What is the equivalent resistance of two resistors of 5Ω and 10Ω connected in parallel?Opt..
Question: If a circuit has two branches with resistances of 4Ω and 8Ω, what is the total current if ..
Question: If a circuit has a current of 5A flowing through a 10Ω resistor, what is the power dissipa..
Question: What is the voltage across a 10 ohm resistor carrying a current of 0.5 A?Options: 5 V10 V1..
Question: What is the total current in a circuit with a 10V battery and two 5 ohm resistors in paral..
Question: In a circuit with a 24V battery and two 12 ohm resistors in series, what is the current fl..
Question: What is the potential energy of a mass of 5 kg at a height of 10 m in a gravitational fiel..
Question: What is the frequency of a wave with a wavelength of 2 m traveling at a speed of 340 m/s?O..
Question: Which of the following statements is true about a perfectly inelastic collision?Options: K..
Question: What is the work done by a force of 5 N moving an object 3 m in the direction of the force..
Question: What is the principle of superposition in optics?Options: Light travels in straight linesT..
Question: What is the unit vector in the direction of (3, 4)?Options: (3/5, 4/5)(4/5, 3/5)(1, 1)(0, ..
Question: If the vector a = (3, 4) is scaled by a factor of 2, what is the new vector?Options: (6, 8..
Question: If the vector a = (2, 3) and b = (4, 1), what is the resultant vector a + b?Options: (6, 4..
Question: If A = (2, 3) and B = (k, 1) are such that A · B = 10, find k.Options: 1234Correct Answer:..
Question: If A = (x, y, z) and B = (1, 1, 1) such that A · B = 6, find x + y + z.Options: 36912Corre..
Question: Find the projection of vector A = (3, 4) onto vector B = (1, 2).Options: 1234Correct Answe..
Question: The scalar product of vectors A = (a, b, c) and B = (1, 2, 3) is 14. If a = 2, find b and ..
