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A 90 gram ball collides elastically with a 330 gram ball that is at rest. If the 90 gram ball was traveling in the positive x-direction at 5.25 meter per second before the collision, obtain the velocities of the two balls after the collision?
point a is at position 4j -3kcm. point b is at position -3cm k. point c is at position 3i -2j 5k cm. point d is at
A light spring-gun projectile launcher is mounted on an 0.453 kg air track glider. The gun points upward at an angle of 32 o with the horizontal track. What is the speed of the air-track glider after the gun is fired
A hockey puck moving at 33m/s slams through a wall of snow 38cm thick. It emerges moving at 19m/s. find the thickness of a snow wall
two 1 microcoulomb point charges are located on the x-axis at x 2m and at x -2m. find the magnitude of the electric
starting from its nest, an eagle flies at constant speed for 3.0 min due east, then 4.0 min due north. how long is the eagle in the air
A 116 gram cube of ice at 0°C is dropped into 1.0 kilogram of water that was originally at 82°C. Determine the final temperature of the water after the ice has melted
A friend speeds by you in her spacecraft at a speed of 0.770 c. It is measured in your frame to be 4.70m long and 1.45m high. What will be its length at rest
A train car with mass m1 = 594.0 kg is moving to the right with a speed of v1 = 7.4 m/s and collides with a second train car. The two cars latch together during the collision and then move off to the right at vf = 4.7 m/s. What is the initial mome..
A 13.0 mu F capacitor is connected to a power supply that keeps a constant potential difference of 26.0 V across the plates. By how much did the energy change during the insertion
We've seen that fish can control their buoyancy through the use of a swim bladder, a gas-filled organ inside the body. How many moles of air are in the swim bladder when the fish is at a depth of 97ft
A 99 kg rock with a volume of15 L is completely submerged in water.The density of water is 1 kg/L. What volume of water is displaced by the rock?
A rectangular loop of wire has dimensions 0.5m by 0.3m. The loop is pivoted at x axis and lies in the xy plane. A uniform magnetic field of magnitude 1.5 T is directed at an angle of 40° with respect to the y axis with field lines parallel to the ..
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