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Q1. If the four-engine jet accelerates down the runway at 4 m/s2 and one of the jet engines fails, how much acceleration would the other three produce?
Q2. A 30 kg loudspeaker is suspended 3.0 m below the ceiling by two cables that are each 60 degrees from vertical. What is the tension in the cables?
Q3. A child and sled with a combined mass of 49.20 kg slide down a frictionless hill that is 7.38 m high. If the sled starts from rest, what is its speed at the bottom of hill?
A helicopter is ascending perpendicularly with a speed of 5.42 m/s. At a height of 146 m above the Earth, a package is dropped from a window. How much time does it take for package to reach the ground.
What is the separation distance between speaker and listener
An air-filled capacitor is formed from two long conducting cylindrical shells that are coaxial and have radii of 37 mm and 92 mm. The electric potential of the inner conductor regarding the outer conductor is -574 V.
What is the maximum speed the masses
The link between portfolio level objectives with portfolio success factors that are achieved through individual projects and points out how contributes to strategic fit, use of synergies, etc.
Define proton-proton chain efficiently
An ocean liner leaves New York City and travels 18.0° north of east for 232 km. How far east and how far north has it gone? In other words, what are the magnitudes of components of the ship's displacement vector in the following directions.
A box of mass 32 kg is at rest on a horizontal frictionless surface. A constant horizontal force then acts on the box, and accelerates it to the right. It is observed that it takes the box 6.5 seconds to travel 48 meters. What is the magnitude of for..
Find distances between the lens and the film
A 4.00-kg model rocket is launched, expelling 54.9 g of burned fuel from its exhaust at a speed of 690 m/s. What is the velocity of the rocket after fuel has burned.
Write a general expression of the flux
He would like a prescription for contact lenses to serve the same purpose. What is the exact contact lens prescription, in diopters.
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