ISRO Electronics & Communication (ECE) 2008 - Question 46

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Topic: Measurements and Instrumentation

Determine the value indicated by a DC voltmeter for the waveform given below

  • A. OV
  • B. 2.5 V
  • C. 10 V
  • D. 5 V

Answer: C. 10 V

Explanation: $V_{DC}=\frac{1}{50}\int_{0}^{50}10~dt = \frac{1}{50}\times 10\times (50-0)=10~V$

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