#### A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It strikes a uncompressed spring, and compresses it till the block is motionless….

Q: A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It strikes a uncompressed…

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# Category: Work Energy & Power

#### A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It strikes a uncompressed spring, and compresses it till the block is motionless….

#### A child on a swing is 1 metre above the ground at the lowest point and 2 metre above the ground…

#### A block of weight W is dragged across the horizontal floor from A to B by the constant vertical force ….

#### Power delivered to a body varies as P = 3 t^2 . Find out the change in kinetic energy of the body …

#### The potential energy of a particle varies with x according to the relation U(x) = x^2 – 4 x. The point x = 2 is a point of ….

#### A block is attached with a spring and is moving towards a fixed wall with speed v as shown in figure….

#### A body of mass 2 kg is driven by an engine delivering a constant Power of 1 J/s . The body starts from rest …..

#### A particle of mass m is moving along x-axis with initial velocity u i . It collides elastically with a particle of mass 10 m at rest ….

#### A particle (m =1 kg) slides down a frictionless track (AOC) starting from rest at a point A (height 2 m) . …

#### Two identical cylindrical vessels are kept on the ground and each contain the same liquid of density d …..

#### Blocks of mass m ,2m , 4m and 8m are arranged in a line on a frictional floor .Another block of mass m , moving with speed v along the same line ….

#### A particle is moving unidirectionally on a horizontal plane under the action of constant power supplying energy source ….

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Science and Education

Q: A 2 kg block slides on a horizontal floor with a speed of 4 m/s. It strikes a uncompressed…

Q: A child on a swing is 1 metre above the ground at the lowest point and 2 metre above…

Q: A block of weight W is dragged across the horizontal floor from A to B by the constant vertical…

Q: Power delivered to a body varies as P = 3 t2 . Find out the change in kinetic energy…

Q: The potential energy of a particle varies with x according to the relation U(x) = x2 – 4 x.…

Q: A block is attached with a spring and is moving towards a fixed wall with speed v as shown…

Q: A body of mass 2 kg is driven by an engine delivering a constant Power of 1 J/s .…

Q: A particle of mass m is moving along x-axis with initial velocity $u \hat{i} $. It collides elastically with…

Q: A particle (m =1 kg) slides down a frictionless track (AOC) starting from rest at a point A (height…

Q: Two identical cylindrical vessels are kept on the ground and each contain the same liquid of density d .…

Q: Blocks of mass m , 2m , 4m and 8m are arranged in a line on a frictional floor…

Q: A particle is moving unidirectionally on a horizontal plane under the action of constant power supplying energy source .…