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Question: A stone is dropped into a river from a bridge 43.0 m above the water. Another stone is thrown vertically down 1.44 s after the first is dropped. Both stones strike the water at the same time.
Part A: What is the initial speed of the second stone?
Please show all work and equations. Defend your answer.
Football players measure their acceleration by seeing how fast they can sprint 40 yards (37 ). what is the average power output for this sprint
A coil with 150 turns has a flux of 45.0 nT•m2 through each turn when the current is 2.00 mA. Evaluate what is the inductance through each turn when the current is increased to 4.00 mA
A 2.4 mm-diameter copper wire carries a 30 A current (uniform across its cross section). Determine the magnetic field at the surface of the wire
A football is kicked at ground level with a speed of 15.0 m/s at an angle of 34.0° to the horizontal. How much later does it hit the ground
A charged conducting sphere has a radius of 10.0 cm and is surrounded by an electric field. What is the potential at the center of sphere
One of the 61.0cm -long strings of an ordinary guitar is tuned to produce the note B3 (frequency 245 Hz) when vibrating in its fundamental mode. Find the speed of transverse waves on this string
Force F? =?15j^N is exerted on a particle at r? =(5i^+5j^)m. What is the torque on the particle about the origin
The masses of the Pluto and Charon are 1.31×10^22 kg and 1.52×10^21 kg, respectively, Where is the center mass of this system located
question 1the system shown below is released from rest.nbspa calculate the smallest coefficient of static friction
A hydrometer is used to measure the specific gravity of liquids. For a sure liquid a hydrometer reading indicates a specific gravity of 1.15. What is the liquid's density and specific weight? State the answer in SI units.
q1. youre carrying a 4.0-m-long 25 poles to a construction site when you choose to stop for a rest. you place one end
A proton is moving with an initial velocity of 6.28 x 10^5 m/s straight towards a large conducting sphere of radius 85.2 cm. What is the voltage on the surface of the sphere
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