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Find the energy of photon which have momentum 2 × 10-16 gm-cm/sec.
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Draw a neat labelled diagram of a schematic of the experimental setup for the photoelectric effect.
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Explain the concept of the photoelectric effect.
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If the total energy of radiation of frequency 1014 Hz is 6.63 J, Calculate the number of photons in the radiation.
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State Einstein photoelectric equation.
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With the help of a circuit diagram describing an experiment to study the photoelectric effect.
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What is the photoelectric effect? Define stopping potential and photoelectric work function.
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The energy of a photon is 2 eV. Find its frequency and wavelength.
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The work function of a surface is 3.1 eV. A photon of frequency 1 × 1015 Hz. Is an incident on it. Calculate the incident wavelength is photoelectric emission occurs or not.
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State Einstein’s photoelectric equation. Explain all characteristics of the photoelectric effect, on the basis of Einstein’s photoelectric equation.
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With the help of a circuit diagram describe the experiment to study the characteristics of the photoelectric effect. Hence discuss any 2 characteristics of the photoelectric effect.
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Draw the circuit diagram of a half-wave rectifier. Hence explain its working.
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Draw a neat labelled circuit diagram of a full-wave rectifier using a semiconductor diode.
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State the advantages of a full-wave rectifier.
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Draw the block diagram of a simple rectifier circuit with the respective output waveform.
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State the laws of the simple pendulum?
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Is it always necessary to use red light to get a photoelectric effect?
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Eight droplets of water each of radius 0.2 mm coalesce into a single drop. Find the decrease in the surface area.
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Two cells of emf 4 V and 2 V having a respective internal resistance of 1 Ω and 2 Ω are connected in parallel, so as to send current in the same direction through an external resistance of 5 Ω. Find the current through the external resistance.
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What is a rectifier?
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