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The fundamental frequency of a closed pipe is 108 Hz. Find the next higher harmonic for this tube.
q1. the loaded cab of an elevator has a mass of 3.0 x 103 kg and moves 221 m up the shaft in 23 s at constant speed. at
An x-ray photon with wavelength 5.0 pm collides with a free electron initially at rest. find the maximum possible kinetic energy acquired by the electron
A metallic wire has a diameter of 4.12 mm. When the current in the wire is 8.00 A, the drift velocity is 5.40 x 10^-5 m/s. What is the density of free electrons in the metal
A pole vaulter is running with a 2.5 kg carbon pole that is 4.5 meters long, holding it level to the ground. Calculate the forces that must be exerted by each of the two hands
A 30-g bullet initially traveling 500 m/s penetrates 12 cm into a wooden block. What average force does it exert on the block
One way to measure on another planet or moon by remote sensing is to measure how long it takes an object to fall a given distance. A lander vehicle on a distant planet records the fact that it takes 3.17 for a ball to fall freely 11.26.
question1the bumper car with mass m1 109 kg is moving to the right with a velocity of v1 4.9 ms. the second bumper
question1drawing velocitytime graphs of the following motions-a a city bus that is moving with a constant velocityb a
A gardener pushes a box of tools across a driveway by applying a 22.5- N force that pushes downward at an angle of 23.1 o, How much work is done if the box moves 2.55 m in the horizontal direction
A 71.0kg football player is gliding across very smooth ice at 2.00m/s, What is the player's speed afterward if the ball is thrown at 18.0m/s relative to the ground
A Styrofoam cup holding 109 g of hot water at 1.00 x 10 Ccools to room temperature 21.8 C, What is the change in entropy of the room
Two pulse of light (red and blue) enter a huge block of glass at the same time. What is the index of refraction for the blue light in the glass
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