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Solve the all parts of given question:
Question: If a projectile is launched horizontally (launching angle = 0.0) at a height of y above the table top, and it falls on the table top,
Part A: How long does it take the projectile to fall onto the table top?
I need help to solve the above question and express the time in terms of g and y. Let the y-direction be positive upward.
A 55 kg woman cheats on her diet and eats a 602 Calorie (602 kcal) jelly donut for breakfast. If the human body is only 25% efficient in converting chemical energy to mechanical energy, how many stairs must the woman climb to work off her breakfas..
A bird is flying directly toward a stationary bird-watcher and emits a frequency of 1020 Hz. The bird-watcher, however, hears a frequency of 1060 Hz. What is the speed of the bird, expressed as a percentage of the speed of sound?
Assume R = 6.0 ohm, l = 1.2 meter, and a uniform 2.5 T magnetic field is directed into the page. Find at what speed should the bar be moved to produce a current of 0.5 Amp in the resistor
A rocket is fired straight up and accelerates upward at 12 m/s2 for 18 seconds. The rocket then runs out of fuel and coasts still going up. What is the package's speed when it hits the ground
An 80.0-m-long brass rod is struck at one end. A person at the other end hears two sounds as a result of two longitudinal waves, What is the time interval between the two sounds
You carry a 7.0 kg bag of groceries across a 5.3 m room, where the room's flat floor is a 1.2 m above the ground. How much work do you do on the bag in the process
A long string of tension T and mass density ÃŽ · is attached to a small sphere of mass m. What is the displacement of the string on the right side of the mass, yt(x,t)
How long after the beginning of the power failure would it have taken the flywheel to stop if the power had not come back on? Explain how many revolutions would the wheel have made during this time?
Two springs,each w/ spring constant 20N/m,connected parallel, & combination hung vertically one end.10-N weight is suspended from other end of combined spring
A wave crest passes an observation point followed by a second crest. how long are the wavelengths
A quantity of ideal gas requires 800 kJ to raise the temperature of the gas by 10.0 K when the gas is maintained at constant volume. What is the adiabatic gas constant of this gas
The brakes are applied to a car traveling on a dry, level highway. A typical value for the magnitude of the car's acceleration is 4.55 m/s2. how long does it take to stop and how far does it travel
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