04/21/21
Mechanical Energy: Gravitational Potential (GPE)
A small, 4kg weight is moved from 7m from the ground to 10m. What is the change in potential energy? *
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04/17/21
14) A kitchen using a 120V outlet is protected by a 20A fuse. How many 850W toasters could be plugged in at the same time without blowing a fuse? a) 1 b) 2 c) 3 d) 142
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04/16/21
Calculus Planes
Jamila is designing a computer game where two planes need to be aligned so they are perpendicular to each other. Help Jamila determine and value of k such that the planes 2x-ky+2kz-4=0 and 3x+y-z=2...
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03/29/21
Mechanical Energy: Work
A car engine applies a force of 60kN, how much work is done by the engine as it pushed a car a distance of 85m?
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03/23/21
What is the average velocity of a car that travels 30 kilometers due west on 0.50 hour?
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