A block of mass M is kept on a smooth horizontal surface. A jet of water emerging from a nozzle of cross section
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A force exerts an impulse Ion a particle changing its speed from initial velocity u to final velocity 2u. The applied force and the initial velocity are oppositely oriented along the same line. The work done by the force is
22
Sep
A force exerts an impulse Ion a particle changing its speed from initial velocity u to final velocity 2u. The applied force and the initial velocity are oppositely oriented along the same line. The work done by the force is A block of mass M is kept on a smooth horizontal surface. A jet of [...]
A U-shaped smooth wire has a semi-circular bending between A and B as shown in fig. A bead of mass m moving with uniform speed v through the wire enters the semiculcular bent at A and leaves at B. Find the average force exerted by the bead on the part AB of the wire.
22
Sep
A U-shaped smooth wire has a semi-circular bending between A and B as shown in fig. A bead of mass m moving with uniform speed v through the wire enters the semiculcular bent at A and leaves at B. Find the average force exerted by the bead on the part AB of the wire. A [...]
A hockey player receives a corner shot at a speed of 15 m/s at angle 30∘ with y-axis and then shoots the ball along x-axis with the speed 30m/s. If the mass of the ball is 150g and it remains in contact with the hockey stick for 0.01 s, the force exerted on the ball along x-axis is
22
Sep
A hockey player receives a corner shot at a speed of 15 m/s at angle 30∘ with y-axis and then shoots the ball along x-axis with the speed 30m/s. If the mass of the ball is 150g and it remains in contact with the hockey stick for 0.01 s, the force exerted on the ball [...]
A block of mass M is kept on a smooth horizontal surface. A jet of water emerging from a nozzle of cross section , it strikes the block horizontally with a speed u. Assuming rho as the density of water.
22
Sep
A block of mass M is kept on a smooth horizontal surface. A jet of water emerging from a nozzle of cross section , it strikes the block horizontally with a speed u. Assuming rho as the density of water. A block of mass M is kept on a smooth horizontal surface. A jet of [...]