A shuttlecraft is initially moving at 96.0 m/s as it travels in deep space. The mass of the shuttle given its current fuel level is approximately 6.41 ✕ 106 kg. When the shuttle fires its rockets to move faster, the speed of the exhaust leaving the rockets is 2900 m/s. What is the mass of the fuel necessary to get the shuttlecraft up to a final speed of 130 m/s?
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A shuttlecraft is initially moving at 96.0 m/s as it travels in deep space. The mass...
A rocket in deep space moving with velocity of 300 m/s has an initial mass of 5000 kg, of which 2000 kg are fuel. If it is ejecting gasses at a rate of 5 kg/s at a speed of 200 m/s relative to the rocket, then after 200 second of motion, its speed is
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The space shuttle is moving in a straight line at a velocity of 3250 m/s. Its retro-rockets are fired and it slows at a constant rate of -10m/s. What is the shuttle's velocity when it has travelled a distance of 215km?
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Th figure below shows a mass m=1.0 kg which is initially moving with speed v=7.2 m/s at the top of a frictionless hill of height h=4.9 m. It slides down the hill until it encounters a flat section with unknown coefficient of kinetic friction µk. If the object travels a distance D=11.1 m before reaching a speed of v/2, what is the coefficient of kinetic friction µk? (use picture, but first question) Th figure below shows a mass m=1.0 kg...