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You bike at 10.5 m/s directly away from your neighbor's trumpet sound and toward the sound of another neighbor's trombone and find that you hear both instruments at exactly the same pitch. The trumpeter is practicing her middle C, at a frequency of 262 Hz. What frequency is the trombonist producing? The speed of sound in air is 343 m/s.
Name the subtype of equilibrium (out of thermal, phase, mechanical and chemical equilibriums) that is at play in the following situations? A) Vapor floating over the surface of a lake on a cold winter morning. (4) B) Measuring the temperature of a..
Find out the magnitude and direction of the displacement
Find out all intermediate results to at least four-digit accuracy to minimize roundoff error. m/s2 direction 3° from the direction of velocity towards center of the circle
What is the minimum thickness of the film. what is the magnitude of the average acceleration of the ball through out this time interval.
on one particular shot, his 1.00 g pellet gets stuck in the cheese, causing it to slide 25 cm before coming to a stop. If the muzzle velocity of the gun is 64m/s and cheese has a mass of 98 g, what is the coefficient of friction between the cheese..
An 845-N sled is pulled a distance of 186m. The task requires 1.2 multiplied by 104 J of work and is done by pulling on a rope with a force of 133-N. At what angle is the rope held.
When G was first measured by Henry Cavendish, newspapers of the time hailed his experiment as "weighing Earth experiment." And Why.
The skis have a thrust of 200. Sam's speed at the bottom is 43.0. Illustrate what is the coefficient of kinetic friction of his skis on snow?
A ship's mast reaches to a height of 15 meters above the surface of a 10-meter-deep lake. When the sun is 30° above the horizon, how long will the shadow of the mast be on the bottom of the lake?
A highway is to be built between two towns, one of which lies 36.0 km south and 88.0 km west of the other. What is the shortest length of highway that can be built between the two towns, and at what angle would this highway be directed? length km..
A charge of -2.95 µC is fixed at the center of a compass, What are the magnitude and direction of the net electrostatic force acting on the charge at the center
What was the initial speed of the arrow. A block with mass m = 19.7 kg slides down an inclined plane of slope angle 35.8 deg with a constant velocity. It is then projected up the similar plane with an initial speed 1.05 m/s. How far up the incline w..
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