Question 181
Which of the following best describes conduction of heat?HeatHeateasy
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Question 182
Which law states that the magnetic force on a current-carrying conductor is proportional to the current, length of conductor, and magnetic field?MagnetismMagnetismmedium
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Question 183
What is the main reason for the increase in temperature of a gas during compression?HeatHeatmedium
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Question 184
In the photoelectric effect, increasing the intensity of incident light results in:Modern physicsModern physicshard
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Question 185
What is the resistance of a wire if the potential difference across it is 12 V and current is 3 A?ElectricityElectricityeasy
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Question 186
Which of these is a property of a longitudinal wave?WavesWavesmedium
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Question 187
Which instrument is best suited for measuring the length of a small object accurately?MeasurementsMeasurement and Unitseasy
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Question 188
An object of mass 2 kg is moving with a velocity of 5 m/s. What is its kinetic energy?EnergyKinetic Energy and Workeasy
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Question 189
What is the principle of conservation of momentum?MechanicsMomentum and Impulsemedium
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Question 190
Which of the following is a renewable source of energy?EnergySources of Energyeasy
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