Related Questions
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4
Which law states that the pressure of a gas is directly proportional to its absolute temperature at constant volume?
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Which of the following is a measure of an object's resistance to changes in its linear motion?
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4
What is the formula for calculating electric power in a circuit?
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4
Which of the following is a fundamental particle found in the nucleus of an atom?
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4
What is the phenomenon where light changes direction when passing from one medium to another?
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4
Which type of electromagnetic wave has the highest frequency?
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What is the SI unit of magnetic susceptibility?
A. No unit (dimensionless)
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Which of the following statements about transformers is true?
A. They only work with direct current (DC).
B. They can increase or decrease voltage in an electrical circuit.
C. They do not involve the principle of electromagnetic induction.
D. They are used to store electrical energy.
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4
Which law states that the electromotive force (emf) in a closed circuit is equal to the rate of change of magnetic flux through the circuit?
A. Faraday's Law of Electromagnetic Induction
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What is the SI unit of inductance?
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Which law states that the total electric charge in a closed system is constant?
C. Conservation of Charge
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What is the law that states the total electric charge in a closed system is constant?
C. Conservation of Charge
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Which of the following statements about electric fields is true?
A. Electric fields always point towards positive charges.
B. Electric fields are vectors and have both magnitude and direction.
C. Electric fields only exist inside conductors.
D. Electric fields do not interact with magnetic fields.
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4
Which law states that the force between two charges is inversely proportional to the square of the distance between them?
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4
Which of the following statements about nuclear fusion is true?
A. It releases energy when light nuclei combine to form heavier nuclei.
B. It is the process that powers stars.
C. It is a type of radioactive decay.
D. It involves the emission of beta particles.
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4
Which law states that the force between two charges is directly proportional to the product of the charges and inversely proportional to the square of the distance between them?
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4
What is the SI unit of electric current?
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4
What is the phenomenon where a wave bounces back after striking a surface?
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4
What is the SI unit of electric charge in the CGS system?
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4
Which of the following is a non-contact force?
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4
Which of the following is an example of a vector quantity?
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4
What is the SI unit of magnetic pole strength?
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4
Which law states that the pressure of a gas is directly proportional to its absolute temperature at constant volume?
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4
What is the process by which a material becomes magnetized when placed in a magnetic field?
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4
What is the SI unit of electric potential?
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4
What is the unit of angular velocity?
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4
What is the phenomenon where a wave combines with another wave to produce a wave with greater amplitude?
D. Constructive interference
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Which of the following is a fundamental particle found in the nucleus of an atom?
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4
Which of the following is a measure of the amount of matter in an object?
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4
What is the SI unit of magnetic field strength?