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A block of mass 2.50 kg is pushed 2.20 m along a frictionless horizontal table by a constant 16.0-N force directed 25.0° below the horizontal. Determine the work done on the block by (a) the applied force, (b) the normal force exerted by the table, and (c) the gravitational force. (d) Determine the total work done on the block.
Light from a helium-neon laser (wavelength=649 nm) passes through a circular aperture and is observed on a screen 2.36 m behind the aperture
A tank of water sits at the edge of a table of height 1.6 meter. The tank springs a very small leak at its base, and water sprays out a distance of 1.1 meters from edge of the table. What is the water level in the tank.
The rocket moves for 3.00 s along its initial line of motion with an acceleration of 31.0 m/s2. At this time, its engines fail and the rocket proceeds to move as a projectile. Find out the maximum altitude reached by the rocket.
A 0.45 caliber bullet (m = 10.7 g) is fired into a large block of wood (M = 0.750 kg) so that the bullet becomes lodged in the block. What is the speed of the block after the collision
A long distance runner starts at given place and runs around a circular track of 63m radius at a speed of 6.0m/s in the clockwise direction for 60 seconds, how far around the track is the runner from the starting point
The fundamental frequency of an open organ pipe corresponds to the A above middle C (440 Hz on the chromatic musical scale). What is the length of the open pipe
A wheel with a tire mounted on it rotates at the constant rate of 2.87 times a second. find the tack's tangential speed
Airtight box has a removable lid of area 1x10-2m2 and negligible weight. The box is taken up a mountain where the air pressure outside the box is 0.85x 10^5Pa. The inside of the box is completely evacuated. What is the magnitude of the force essen..
question a 1.3-nf capacitor charged to 90.0 v and a 7.5-nf capacitor charged to 40.0 v are connected with the negative
A leather ball of circumference 75.1 cm and mass 583 g is forced to the bottom of a swimming pool and then released. Calculate the buoyant force on the ball
A 10000 car comes to a bridge during a storm and finds the bridge washed out. The 650 driver must get to the other side, so he decides to try leaping it with his car. What is the speed of the car just before it lands safely on the other side
a 2.50 kg mass is attached to a light cord that is wrapped around a pulley of radius 3.45 cm which turns with
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