Physics, 29.11.2021 20:40, lwammes

What is the potential energy of a 50kg car on top of a 600m hill?

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Physics, 22.06.2019 02:00, ghwolf4p0m7x0

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong

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Physics, 22.06.2019 05:00, anime333

Modern physics a photon emitted from an excited hydrogen atom has an energy of 3.02 electron volts. which electron energy-level transition would produce this photon? a. n=1 to n=6 b. n=2 to n=6 c. n=6 to n=1 d. n=6 to n=2 i chose b but the correct answer is d can someone tell me why? and what's the difference?

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Physics, 22.06.2019 08:00, nikkiwoodward1ovgszp

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?