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Question: A capacitor is charged to a voltage V and then disconnected from the battery. If the dista..
Question: What is the capacitance of a parallel plate capacitor with plate area A and separation d?O..
Question: Which of the following statements about electric field lines is true?Options: They can cro..
Question: What is the work done in moving a charge of +2μC through a potential difference of 5V?Opti..
Question: What is the electric field due to a point charge of +4μC at a distance of 0.1m?Options: 36..
Question: Two identical metal spheres carry charges of +5μC and -5μC respectively. If they are broug..
Question: A capacitor of capacitance 5μF is charged to a potential of 10V. What is the energy stored..
Question: What is the potential difference between two points A and B if the electric field is unifo..
Question: In a Wheatstone bridge, if R1 = 2Ω, R2 = 3Ω, and R3 = 6Ω, what is the value of R4 for bala..
Question: In a Wheatstone bridge, if all resistances are equal, what is the condition for balance?Op..
Question: If the Wheatstone bridge is unbalanced, what can be said about the potential difference ac..
Question: In a balanced Wheatstone bridge, if R1 = 10Ω, R2 = 15Ω, and R3 = 5Ω, what is the value of ..
Question: If the resistivity of a superconductor is zero, what can be said about its resistance?Opti..
Question: What happens to the total resistance in a parallel circuit if one of the resistors is remo..
Question: In a series circuit, if one resistor has a resistivity of 5 Ω·m and another has 10 Ω·m, wh..
Question: If the resistivity of a material is 1.5 x 10^-8 Ω·m, what is the resistance of a 3 m long ..
Question: A wire made of material A has twice the length and half the cross-sectional area of a wire..
Question: In the context of gene expression, what is the role of mRNA?Options: To store genetic info..
Question: What is the purpose of using restriction enzymes in molecular biology?Options: To amplify ..
Question: Which type of mutation involves a change in a single nucleotide?Options: Frameshift mutati..
Question: What is a common method for visualizing DNA after gel electrophoresis?Options: Fluorescent..
Question: What is recombinant DNA?Options: DNA that is naturally occurringDNA that has been artifici..
Question: If the length of the potentiometer wire is increased while keeping the voltage constant, w..
Question: Which of the following statements about a potentiometer is true?Options: It can only measu..
Question: In a potentiometer, if the wire is made of a material with higher resistivity, what effect..
Question: In a potentiometer experiment, if the balance point is found at 4 m with a 12 V battery, w..
Question: What is the equivalent resistance of a circuit with two 10Ω resistors in series and one 5Ω..
Question: In a circuit with a 9V battery and three resistors of 3Ω, 3Ω, and 6Ω in parallel, what is ..
Question: If a circuit has a 15V battery and two resistors of 5Ω and 10Ω in series, what is the powe..
Question: In a circuit with a 24V battery and three resistors of 4Ω, 4Ω, and 8Ω in series, what is t..
