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A Cessna aircraft has a lift-off speed of 120 km/h.
(a) What minimum constant acceleration does the aircraft require if the aircraft is to be airborne after a takeoff run of 290 m?
(b) How long does it take the aircraft to become airborne?
a taxi company charges two dollars for the first mile or part of a mile and 20 cents for each succeeding tenth of a
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A spherical asteroid with radius of 17.3 km has uniform density 3500 kg/m^3. Find the gravitational acceleration at the asteroid's surface
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Find out the difference in potential between the birds feet.
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To improve the efficiency of the engine, it is decided either to raise the temperature of the hot reservoir by 39 K or to lower the temperature of the cold reservoir by 39 K.
A 61 kg rock with a volume of 33 L is completely submerged in water. The density of water is 1 kg/L. What mass of water is displaced by the rock
Two small plastic balls hang from threads of negligible mass. Each ball has a mass of 0.57 g and a charge of magnitude q. Find the magnitude of the electric force acting on the ball
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