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frequency frquencey
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Nov 2, 2023
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General Questions
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0794473XXX
The distance from town c where the the two met
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In a certain x-ray tube, the electrons are accelerated by a pd of 12000V. Assuming all the energy goes to produce x-rays, determine the frequency of the x-rays produced. (Planks constant h = 6.62 ×10-34 J and charge of an electron, e = 1.6 ×10-19 C)
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Aug 18, 2021
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Physics Form 4
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anonymous
radioactivity
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A metal surface has a work function of 4.85eV. Calculate the maximum kinetic energy in joules of the electrons emitted when the metal is irradiated with uv light of frequency 1.75×1015Hz.
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Aug 18, 2021
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Physics Form 1
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work energy power and machines
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The graph below shows stopping potential plotted against frequency, f.
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Aug 18, 2021
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Physics Form 2
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anonymous
waves
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The ticker-time tape below shows a section of a long tape. The dots were made at a frequency of 40Hz.
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Jul 29, 2021
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Physics Form 3
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anonymous
linear motion
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Figure 6 shows a graph of stopping potential against the frequency for a certain photo emissive surface, drawn by a student from the data collected when carrying out an experiment on photoelectric effect.
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Jun 21, 2021
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Physics Form 4
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anonymous
photoelectric effect
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