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Physics, 22.06.2019 11:20
Suppose a diode consists of a cylindrical cathode with a radius of 6.200Γ10^β2 cm , mounted coaxially within a cylindrical anode with a radius of 0.5580 cm . the potential difference between the anode and cathode is 260 v . an electron leaves the surface of the cathode with zero initial speed (v initial=0). find its speed vfinal when it strikes the anode.
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Physics, 22.06.2019 14:30
Aweight lifter raises a 1600 n barbell to a height of 2.0 meters. how much work was done? w = fd a) 30 joules b) 3000 joules c) 320 joules d) 3200 joules
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Physics, 22.06.2019 18:40
Smallest intensity of a stimulus that you can detect 50 percent of the time is
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Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
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What happens to the energy of a machine which is transformed into heat?...
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