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A large 11 kg fish moving east at 2m/s swallows a small 1 kgfish moving west at 7m/s toward it.
What is the total momentum of the two fishes before lunch?
What is the velocity of the large fish after lunch?
What is the change in monentum of the large fish after lunch?
what volume should the balloon have after being inflated. Billiard ball A of mass mA=0.400kg moving with speed vA=1.80m/s strikes ball B, initially at rest of mass mB=0.500kg. As a result of collision, ball A is deflected off at an angle of 30.0 deg..
Two lightbulbs operate on the same potential difference. What is the ratio of the current in bulb A to the current in bulb B
List all the possible set of quantum numbers for a hydrogen atom with n=3. What is the electrons total energy
An airplane has a mass of 2.6 x10^6 kg, and the air flows past the lower surface of the wings at 95m/s. If the wings have a surface area of 1200m2, how fast should the air flow over the upper surface of the wing if the plane is to stay in the air?..
q1. a 10.4-kg cylinder rolls without slipping on a rough surface. at an instant while its center of gravity has a speed
Mary runs off a diving board with a velocity of 1.7 m/s in the horizontal direction. If the water surface is 2 meters below the board: how long will it take for her to hit the water
Two small identical conducting spheres are placed with their centers0.48m apart. One is given a charge of10multiplied by10-9C, Find the electrostatic force exerted on one sphere by the other
A 20.0-kg package is dropped from a high tower in still air and is "tracked" by a radar system. Determine the force of air resistance on the package
The sound source of a destroyer's sonar system operates at afrequency of 22.0 kHZ. The speed of sound in water is 1482 m/s. What is the wavelength of the emitted sound.
A two-slit experiment with slits separated by 3.5 10-4 m produces a second-order maximum at an angle of 0.0670°. Find the wavelength of the light used in this experiment
find the ambulance's speed from these observations.
Two sources emit waves that are in phase with each other. What is the largest wavelength that will give constructive interference at an observation point 161 m from one source
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