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Question: In the photoelectric effect, what happens to the kinetic energy of the emitted electrons i..
Question: If the intensity of light is doubled while keeping the frequency constant, what happens to..
Question: What is the minimum frequency of light required to eject electrons from a metal surface in..
Question: What is the primary product of a nuclear fusion reaction in stars?Options: HeliumHydrogenC..
Question: What is the main difference between nuclear fusion and nuclear fission?Options: Fusion com..
Question: What is the primary use of nuclear fission in power plants?Options: To produce nuclear wea..
Question: Which of the following is a characteristic of beta decay?Options: Emission of alpha partic..
Question: What type of radiation is emitted during alpha decay?Options: ElectronsHelium nucleiGamma ..
Question: What is the binding energy of a nucleus?Options: Energy required to remove a nucleonEnergy..
Question: Which of the following particles is not a nucleon?Options: ProtonNeutronElectronAlpha part..
Question: What is the half-life of a radioactive substance?Options: The time taken for half of the s..
Question: What is the primary force that holds the protons and neutrons together in the nucleus?Opti..
Question: In a circuit with two inputs A and B, if A = 0 and B = 0, what is the output of an OR gate..
Question: What is the output of an AND gate with inputs 0 and 1?Options: 0123Correct Answer: 0Soluti..
Question: Which logic gate outputs true only when all inputs are false?Options: ANDORNORNANDCorrect ..
Question: If A = 1, B = 1, and C = 0, what is the output of the expression (A OR B) AND C?Options: 0..
Question: What is the output of a NOR gate when both inputs are low?Options: 01UndefinedDepends on t..
Question: Which of the following gates is a universal gate?Options: ANDORNANDXORCorrect Answer: NAND..
Question: What is the truth value of the expression A AND (B OR C) when A = 1, B = 0, and C = 1?Opti..
Question: If A = 0 and B = 1, what is the output of the XOR gate?Options: 012UndefinedCorrect Answer..
Question: Which logic gate is equivalent to an AND gate followed by a NOT gate?Options: ORNANDNORXOR..
Question: What is the output of a NAND gate when both inputs are high?Options: 01UndefinedDepends on..
Question: What is the primary advantage of using digital signals over analog signals in communicatio..
Question: In a communication system, what does \'signal-to-noise ratio\' (SNR) measure?Options: The ..
Question: What is the Nyquist rate in a communication system?Options: The minimum sampling rate to a..
Question: Which modulation technique is most commonly used in television broadcasting?Options: Ampli..
Question: In a digital communication system, what does the term \'bit rate\' refer to?Options: The n..
Question: What is the purpose of a demodulator in a communication system?Options: To encode the sign..
Question: Which of the following is a disadvantage of frequency modulation (FM) compared to amplitud..
Question: In amplitude modulation (AM), what does the carrier wave represent?Options: The informatio..