CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 324  328 of 463
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Passage
Light of wavelength 660 nm and power of is incident on a semiconductor photodiode with an absorbing layer of thickness of .
Question number: 324 (2 of 2 Based on Passage) Show Passage
» Electronics and Experimental Methods » OptoElectronic Devices » PhotoDetectors
Question
If the absorption coefficient at this wavelength is and if power is lost on reflection at the surface, the power absorbed will be –
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Passage
The magnetic field of the mode of a rectangular waveguide of dimensions as shows in the figure is given by , where and are in cm.
Question number: 325 (1 of 2 Based on Passage) Show Passage
» Electromagnetic Theory » Electromagnetic Waves in Free Space
Question
The dimensions of the waveguide are –
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Question number: 326 (2 of 2 Based on Passage) Show Passage
» Electromagnetic Theory » Electromagnetic Waves in Free Space
Question
The entire range of frequencies for which the mode will propagate is:
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Question number: 327
» Thermodynamic and Statistical Physics » Free Energy
Appeared in Year: 2011
Question
Gas molecules of mass ‘m’ are confined in a cylinder of radius R and height L (With R > > L) kept vertically in the Earth’s gravitational field. The average energy of the gas at low temperature (such that ) is given by, (December)
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Question number: 328
» Classical Mechanics » Lagrangian and Hamiltonian Formalism and Equations of Motion
Appeared in Year: 2011
Question
A particle of mass ‘m’ moves inside a bowl. If the surface of the bowl is given by the equation where, is a constant, the Lagrangian of the particle is: (December)
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