Question 231
If a metal wire is stretched and its length increases, what property is being studied?ElasticityElasticity and stress-strain relationshipsmedium
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Question 232
Which principle explains why an object immersed in a fluid experiences an upward buoyant force?Pressure and fluidsFluids and pressuremedium
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Question 233
Which of the following best explains why a hot object cools down when placed in a cooler environment?Temperature and heatHeat and temperatureeasy
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Question 234
In the Rutherford gold foil experiment, what was the main conclusion about the atom?Atomic physicsStructure of the atomhard
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Question 235
What is the SI unit of electric current?Electricity and magnetismElectricity and magnetismeasy
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Question 236
A body moves with a constant velocity. Which of the following statements is true?Motion (1D and 2D)Motioneasy
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Question 237
If a spring stretches by 0.05 m when a force of 10 N is applied, what is the spring constant?ElasticityElasticitymedium
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Question 238
What is the work done when a force of 20 N moves an object 3 m in the direction of the force?Work, energy, powerWork, energy, powereasy
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Question 239
A car moving in a circle at constant speed experiences which type of acceleration?Circular motionCircular motionmedium
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Question 240
Which of the following correctly describes the first law of thermodynamics?Temperature and heatThermodynamicsmedium
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