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A 42.0 centimeter long tube is closed at one end, and resonates at a fundamental frequency of 196.0 Hz. Evaluate the speed of sound in the air in the tube. Evaluate the first two overtones of the tube.
A person sees a heavy stone strike the concrete pavement. A, moment later two sounds are heard from the impact: How far away did the impact occur
as part of a safety investigation two 1900kg cars traveling at 24ms are crashed into different barriers. find the
A ball is dropped from rest at the top of a 6.10 m tall building, falls straight downward, collides inelastically with the ground and bounces back. The ball loses 10.0% of its kinetic energy every time it collides with the ground. How many bounces..
A plane, diving with constant speed at an angle of 49 ° with the vertical, releases a projectile at an altitude of 570 m. The projectile hits the ground 7.0 s after release.
Two balls of mass 0.6 kg and 0.8 kg are connected by a low-mass spring. This device is thrown through the air with low speed, what is the total momentum of the device
question a long straight wire of non-negligible radius r carries a current i. use amperes law to derive an expression
A nonreflective coating (n = 1.35) covers the glass (n = 1.52) of a camera lens. determine the minimum nonzero thickness that the coating can have
A point charge with q1 = +1.9 C is located at x = ?3.0 m, y = 0, and a second point charge with q2 = +6.5 C is at x = +1.0 m, y = +2.0 m. (a) What is the force exerted by q1 on q2? magnitude N direction ° counterclockwise from the +x-axis (b) What..
A particle has a de Broglie wavelength of 3.20 × 10-10 m. Then its kinetic energy doubles. What is the particle's new de Broglie wavelength
Two cars, starting from rest at x=0 at t=0, are racing. Car A and B both accelerate in a straight line at a constant acceleration (a=4m/s2) for 10s. After 20s, Car B crosses the finish line. How far is the finish line from the starting point of the..
q1. there is a well-known legend about physicist isaac newton. it says that he was inspired into his improvement of the
In a control system, an accelerometer consists of a 4.99-g object sliding on a calibrated horizontal rail, Find the force constant of the spring required for the calibration to be correct
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