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Questions and Answers
What is the frequency of the household supply of AC in India?
What is the frequency of the household supply of AC in India?
- 50 Hz (correct)
- 100 Hz
- 60 Hz
- 70 Hz
Which property of electromagnetic waves is independent of the medium in which they travel?
Which property of electromagnetic waves is independent of the medium in which they travel?
- Speed (correct)
- Wavelength
- Intensity
- Frequency
What is the condition for the first minimum in the diffraction pattern due to a single slit of width 'a' with incident light of wavelength A?
What is the condition for the first minimum in the diffraction pattern due to a single slit of width 'a' with incident light of wavelength A?
- A Sin e = a (correct)
- a Sin e A
- a Cos e A =
- A Cos e = a
What is the minimum energy required to remove an electron called?
What is the minimum energy required to remove an electron called?
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What is the corresponding wavelength of a photon with momentum p?
What is the corresponding wavelength of a photon with momentum p?
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In forward bias, what happens to the width of the depletion layer in a p-n junction?
In forward bias, what happens to the width of the depletion layer in a p-n junction?
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