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Question: In a reaction mechanism, if the slow step is A + B -> C, what can be inferred about the ov..
Question: For a first-order reaction, if the half-life is 10 minutes, what is the rate constant?Opti..
Question: If the activation energy of a reaction is 50 kJ/mol, what is the effect of increasing the ..
Question: If a planet rotates about its axis, which of the following statements is true regarding it..
Question: A child on a merry-go-round moves from the edge to the center. What happens to the angular..
Question: A rotating object has an angular momentum of L. If its moment of inertia is halved and its..
Question: Which of the following quantities is conserved in an isolated system when no external torq..
Question: A particle moves in a circular path with a radius r and a constant speed v. If the speed i..
Question: A rotating disc has an angular velocity of ω. If the radius of the disc is doubled while k..
Question: A solid sphere of mass M and radius R is rolling without slipping on a horizontal surface...
Question: What is the condition for an object to be in rotational equilibrium?Options: Net force is ..
Question: A flywheel is rotating at 1000 rpm. If it is brought to rest in 10 seconds, what is the av..
Question: In a system of two rotating disks, if disk A has twice the moment of inertia of disk B and..
Question: If the angular momentum of a rotating object is doubled while its moment of inertia remain..
Question: A wheel of radius R is rolling without slipping on a horizontal surface. What is the relat..
Question: A disk is rotating with an angular velocity of 10 rad/s. If it experiences a constant angu..
Question: In which of the following scenarios would you expect to observe a decrease in viscosity?Op..
Question: What is the primary factor that affects the viscosity of a gas?Options: TemperaturePressur..
Question: Which equation relates the viscosity of a fluid to the flow rate in a capillary tube?Optio..
Question: A liquid drop is formed on a surface. The angle formed between the tangent to the drop sur..
Question: What happens to the surface tension of water when soap is added?Options: IncreasesDecrease..
Question: A capillary tube is dipped into water. The water rises in the tube due to which of the fol..
Question: If a drop of liquid is placed on a flat surface, what shape will it take due to surface te..
Question: If a material exhibits a linear stress-strain relationship, what type of material is it li..
Question: What is the primary cause of the phenomenon of buoyancy?Options: Surface tensionPressure d..
Question: Which of the following statements about solids is true?Options: They have a definite shape..
Question: Which of the following phenomena is explained by the concept of surface tension?Options: C..
Question: What is the effect of increasing the amplitude of a wave?Options: Increases frequencyIncre..
Question: What is the frequency of a sound wave with a wavelength of 0.5 m in air (speed of sound = ..
Question: Which of the following describes overdamped oscillations?Options: System oscillates with d..
