Unformatted text preview: to move the crate at a constant speed oF 7 . 49 m / s? Answer in units oF w. 005 (part 2 oF 2) 10.0 points How much work is done by the engine in 4 . 72 min? Answer in units oF J. 006 (part 1 oF 2) 10.0 points ±ind the power input oF a Force v F = (5 N)ˆ ı + (2 N) ˆ k acting on a particle that moves with a velocity vV = (1 m / s)ˆ ı . Answer in units oF W. 007 (part 2 oF 2) 10.0 points ±ind the power oF a Force v F = (6 N)ˆ ı + (-9 N)ˆ iF the velocity vV = (-4 m / s)ˆ ı + (4 m / s)ˆ . Answer in units oF W. 008 10.0 points A rain cloud contains 3 . 02 × 10 7 kg oF water vapor. The acceleration oF gravity is 9 . 8 m / s 2 . How long would it take For a 2 . 3 kW pump to liFt the same amount oF water to an altitude oF 21000 m? Answer in units oF years....
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This note was uploaded on 01/31/2009 for the course PHYS 2206 taught by Professor Ross during the Spring '09 term at IUPUI.
- Spring '09