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Problem: A soccer player kicks a rock horizontally off a 36.2 m high cliff into a pool of water. If the player hears the sound of the splash 2.88 s later,
Part A: What was the initial speed given to the rock?
I need expert help to solve the above problem and assume the speed of sound in air to be 343 m/s. Thanks.
The new comet Alex-Casey has a very elliptical orbit with a period of 127.4y. what is the greatest distance from the sun
A 6.6 x10^-5 meter wide slit in an opaque screen is clarified by monochromatic light with a wavelength of 543.5 nanometres from a laser. What is the angular spacing between the mainly intense maximum and the nearest minimum in the pattern of emerging..
the lens of a slide projector with a focal length of a 120 mm projects a slide onto a screen that is 13 m away. how far
A transverse sinusoidal wave on a string has a period T = 15.0 ms and travels in the negative x direction with a speed of 30.0 m/s. Att = 0, a particle on the string at x = 0 has a transverse position of 2.00 cm and is traveling downward with a speed..
The index of refraction for crown glass is 1.512 at a wavelength of 660 nm (red), whereas its index of refraction is 1.530, what is the angle of refraction for each wavelength
Using a ball that has unknown mass m. You plot your data in the form of f2 versus M/L, with f in rev/s,M in kg, and L in m. calculate the mass m of the ball
Driving in your car with a constant speed of 12 {rm m}/{rm s}, you encounter a bump in the road that has a circular cross-section. If the radius of curvature of the bump is 35 {rm m}, find out the apparent weight of a 69 person in your car as you ..
A woman stands 2.0 m in front of a convex mirror and notices that her image height is 1/4 of her actual height. Determine the radius of curvature of the mirror
A car slows down with an acceleration that has a magnitude of 3.5 m/s2, What was the car's initial velocity
An amateur radio operator wishes to build a receiver that can tune a range from 13.8 MHz to 15.1MHz, What is the required value of the constant inductance
An airplane sends out a radar pulse of frequency4.5x1010Hz. The signal returns to the plane 0.6 ms later. How far is the object that reflected the wave
In designing a machine part, you need a spring that is 8.75cm long when no forces act on it and that will store 24.0J of energy when it is compressed by 1.40cm from its equilibrium position. What should be the force constant of this spring
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