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Learning Goal: To understand how the motion and energetics of a weight attached to a vertical spring depend on the mass, the spring constant, and initial conditions. For this tutorial, use the PhET simulation Masses & Springs. You can put a weight on ...
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General Physics 5 years 1 Answer 1351 views

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Learning Goal: To make the connection between intuitive understanding of a seesaw and the standard formalism for torque. This problem deals with the concept of torque, the “twist” that an off-center force applies to a body that tends to make it rotate.
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General Physics 5 years 1 Answer 3336 views

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Two blocks of ice, one four times as heavy as the other, are at rest on a frozen lake. A person pushes each block the same distance d. Ignore friction and assume that an equal force 
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General Physics 5 years 1 Answer 1097 views

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A road race is taking place along the track shown in the figure . All of the cars are moving at constant speeds. The car at point F is traveling along a straight section of the track, whereas all the ...
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General Physics 5 years 1 Answer 1035 views

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Learning Goal: To understand and use inverse-square relationships. Two quantities have an inverse-square relationship if y is inversely proportional to the square of x. We write the mathematical relationship as y = A/x2. Here, A is a constant. This relationship is sometimes written as 
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General Physics 5 years 1 Answer 3477 views

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Scientists in Asia and the Middle East seem to be more interested in experimental and quantum physics. Things that have current commercial application. Whites seem obsessed with the stream of physics that involve spacetime. Even at an undergraduate level, ...
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General Physics 5 years 1 Answer 952 views

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Open-source learning management system Any requirement can be adjusted using a free, open-source learning management system. It also implies you’ll need a professional specialist to create a custom learning management system from scratch. It’s also possible that there won’t be ...
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General Physics 2 months 0 Answers 109 views

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At Century Cabinet, we specialize in the fabrication and installation of premium countertops and solid surfaces for residential and commercial applications. Century Cabinet countertop surfaces are designed to combine the quality and durability you need for everyday life with the colors ...
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General Physics 1 year 0 Answers 442 views

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An aircraft lands on a runway at a velocity of 40 m s-1 and brakes to a halt in a distance of 860 m. Calculate a) the breaking time b) the deceleration of the aircraft
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General Physics 5 years 1 Answer 713 views

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I have two thoughts on this. One, the speed of dark is the same as light. two, the speed of dark is infinite and we can’t observe it because it only replaces light as fast as the light ...
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General Physics 5 years 1 Answer 695 views