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Question: If a person lifts a weight of 100 N to a height of 2 m in 4 seconds, what is the power exe..
Question: A light bulb uses 60 Watts of power. How much energy does it consume in 2 hours?Options: 1..
Question: If a machine does 500 Joules of work in 10 seconds, what is its power output?Options: 50 W..
Question: A sphere rolls on a flat surface with a speed v. What is the kinetic energy of the sphere?..
Question: A solid cone rolls down a slope. If its height is h, what is the speed of the cone at the ..
Question: A wheel of radius R rolls without slipping on a horizontal surface. If it rotates with an ..
Question: A ball rolls down a ramp of height h. If it starts from rest, what is its final speed at t..
Question: A solid cylinder of radius R rolls down a frictionless incline. What is the ratio of its t..
Question: If a disc rolls without slipping on a flat surface, what is the relationship between its l..
Question: A hollow sphere rolls down a slope of height h. What fraction of its potential energy is c..
Question: A cylinder rolls down an incline of angle θ. What is the acceleration of the center of mas..
Question: A solid sphere rolls down a hill without slipping. If the height of the hill is h, what is..
Question: A 1 kg mass is dropped from a height of 1 m. What is the speed just before it hits the gro..
Question: A 10 kg object is lifted to a height of 10 m. How much work is done against gravity?Option..
Question: A 2 kg ball is thrown vertically upwards with a speed of 15 m/s. What is the maximum heigh..
Question: A 5 kg object is dropped from a height of 20 m. What is the total mechanical energy just b..
Question: A 1 kg mass is lifted vertically 10 m. How much work is done against gravity? (g = 9.8 m/s..
Question: A 3 kg object is moving with a velocity of 4 m/s. If it comes to a stop, what is the work ..
Question: A force of 15 N is applied at an angle of 30° to the horizontal while moving an object 4 m..
Question: A 10 kg object is moving with a velocity of 3 m/s. What is the total mechanical energy if ..
Question: For a composite body made of a solid cylinder and a solid sphere, how do you calculate the..
Question: What is the moment of inertia of a thin wire bent in the shape of a semicircle of radius R..
Question: Determine the moment of inertia of a solid sphere of mass M and radius R about an axis thr..
Question: For a solid disk of mass M and radius R, what is the moment of inertia about an axis throu..
Question: Calculate the moment of inertia of a hollow sphere of mass M and radius R about an axis th..
Question: If the angular momentum of a system is zero, what can be said about the motion of the syst..
Question: A particle moves in a straight line with a velocity v. What is its angular momentum about ..
Question: Which of the following is the correct dimensional formula for electric charge?Options: [M^..
Question: A rotating disc has a radius R and is spinning with an angular velocity ω. What is the lin..
Question: A solid cylinder of mass M and radius R rolls down an incline of height h. What is its spe..