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Physics

Chapter 4 - Alternating Current AC Circuits

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Chapter 5 - Dual Nature of Wave and Particle

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Chapter 6 - Atomic Spectra and X-Rays

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Chapter 7 - Lasers and Principles

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Chapter 8 - Modern Electronics and Semiconductors

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Quiz

Lesson 1 Quiz: Intrinsic and Doped Semiconductors, the p-n Junction and Transistors

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1.
In an R-L-C circuit, if \(V_R = 30\) V, \(V_L = 80\) V, and \(V_C = 40\) V, the total supply voltage across the circuit is:
B) 70 V
C) 50 V
D) 10 V
A) 150 V
2.
In the photoelectric effect, doubling the intensity of incident monochromatic light with frequency \(\nu > \nu_c\) causes:
A) Doubling of the maximum kinetic energy of emitted electrons
C) Doubling of the number of emitted photoelectrons per second
B) Doubling of the stopping potential \(V_s\)
D) A 50% decrease in the threshold frequency
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