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TARGET PUBLICATION-ELECTRONS AND PHOTONS-Evaluation Test
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- Assertion: Photons can exist at rest. Reason: Rest mass m0=msqrt(((1...
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- When a monochromatic point source of light is at a distance of 0.2 m f...
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- Assertion: Work function of a metal is 4 eV. The maximum wavelength of...
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- Eye of an experimenter detects the green light (lambda =5000 Å) at 5xx...
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- Photon having wavelength lambda = 3.5xx10^(-7)m and lambda = 5.4xx10^(...
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- Illuminating a metal surface alternately with wavelengths lambda1 and ...
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- In a photoelectric effect, the anode potential is plotted against the ...
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- A proton when accelerated through a potential difference of V volt has...
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- The work function for the following metals is given Na: 2.75 eV, K:2.3...
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- Assertion: Work function of a metal is proportional to maximum wavelen...
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- The retarding potential for having zero photoelectron current
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- A proton and an alpha-particle are accelerated through same potential ...
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- Light of wavelength 3000 Å falls on a sensitive surface. If the surfac...
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- The work function for aluminium is 4.125 eV. The cut-off wavelength fo...
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- Lights of two different frequencies whose photons have energies 1 eV a...
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- When a metal surface is illuminated by a monochromatic light of wave-l...
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