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Question: Which of the following statements is true about electric field lines?Options: They can cro..
Question: What happens to the electric field if the charge is tripled while keeping the distance con..
Question: A charge of +3μC is placed at the origin. What is the electric potential at a point 0.5m a..
Question: What is the potential energy of a system of two charges +5μC and +10μC separated by 0.2m?O..
Question: What is the effect of temperature on the capacitance of a capacitor?Options: Increases cap..
Question: In a capacitor, what is the relationship between charge (Q), capacitance (C), and voltage ..
Question: What happens to the energy stored in a capacitor if the voltage across it is doubled?Optio..
Question: If a capacitor is charged to a voltage V and then connected to a resistor R, what is the t..
Question: What happens to the electric potential energy when two like charges are brought closer tog..
Question: If a charge of +3μC is placed in an electric field of 2000 N/C, what is the force experien..
Question: What is the potential energy of a system of two charges of +1μC and -1μC separated by 0.1m..
Question: Two identical charges are placed 1m apart. If the force between them is 9N, what is the ma..
Question: If the resistances in a Wheatstone bridge are R1 = 10Ω, R2 = 15Ω, R3 = 5Ω, what should R4 ..
Question: In a balanced Wheatstone bridge, what is the relationship between the resistances R1, R2, ..
Question: If the resistance in one arm of a Wheatstone bridge is increased, what effect does it have..
Question: What happens to the total resistance in a parallel circuit if more resistors are added?Opt..
Question: In a series circuit, if one resistor has a resistance of 5 Ω and another has 10 Ω, what is..
Question: In a potentiometer experiment, if the balance point is found at 4 m with a 6 V battery, wh..
Question: Which of the following is a common application of sodium bicarbonate in medicine?Options: ..
Question: What is the primary function of baking soda in baking?Options: Leavening agentFlavor enhan..
Question: Which acid is commonly used in the production of fertilizers?Options: Phosphoric acidSulfu..
Question: Which of the following salts is commonly used as a food preservative?Options: Sodium chlor..
Question: What is the primary use of hydrochloric acid in the food industry?Options: Flavoring agent..
Question: Which of the following is a strong base commonly used in household cleaning products?Optio..
Question: What is the pH range of a neutral solution at 25°C?Options: 0-77-14714Correct Answer: 7Sol..
Question: Which of the following acids is commonly used in car batteries?Options: Sulfuric acidHydro..
Question: What is the effect on the total resistance when more resistors are added in parallel to a ..
Question: If a circuit has a total resistance of 10Ω and a current of 2A flowing through it, what is..
Question: What is the total voltage in a series circuit with a 9V battery and two resistors of 2Ω an..
Question: If a 5 ohm resistor and a 10 ohm resistor are connected in series, what is the voltage acr..
