Question: A dc circuit can be represented by an internal voltage source of 50 V with an output resistance of 100 kW. In order to achieve 99% accuracy for voltage measurement across its terminals, the voltage measuring device should have
Answer:
MCQ: A dc circuit can be represented by an internal voltage source of 50 V with an output resistance of 100 kW. In order to achieve 99% accuracy for voltage measurement across its terminals, the voltage measuring device should have
Correct Answer:
A. a resistance of at least 10 W
Discuss a Question
Related Questions
- 1. In ac circuits, the connection of measuring instruments cause loading errors which may affect
- 2. A pressure gauge is calibrated form 0–50 kN/m2. It has a uniform scale with 100 scale divisions. One fifth of the scale division can be read with certainty. The gauge has a
- 3. A pressure measurement instrument is calibrated between 10 bar and 260 bar. The scale span of the instrument is
- 4. A Wheatstone bridge is balanced with all the four resistances equal to 1 kW each. The bridge supply voltage is 100 V. The value of one of the resistance is changed to 1010 W. The output voltage is measured with a voltage measuring device of infinite resistance. The bridge sensitivity is
- 5. The main advantage of the null balance technique of measurement is that
- 6. The smallest change in a measured variable to which an instrument will respond is
- 7. The desirable static characteristics of a measurement are
- 8. The errors mainly caused by human mistakes are
- 9. Systematic errors are
- 10. An analog ammeter is
You may be interested in:
Electrical and Electronics Measurements and Instrumentation MCQsRecently Added Articles
Top 5 Kahoot Winner Strategies Students Are Using Right Now
Last updated on: May 14, 2025Posted by: ExamRadar
Daily Routine to Cover the RBI Grade B Syllabus Fast
Last updated on: May 14, 2025Posted by: ExamRadar
How Can AI Simplify the Academic Life of Students?
Last updated on: April 16, 2025Posted by: ExamRadar
Want to Clear IBPS RRB PO? Master These Mock Test Hacks!
Last updated on: March 10, 2025Posted by: ExamRadar
Top AI Tools for Instantly Detecting Plagiarized Writing
Last updated on: December 5, 2024Posted by: ExamRadar
Applying Algorithmic Trading Techniques to Forex: Insights for Programmers and Data Scientists
Last updated on: November 22, 2024Posted by: ExamRadar
Image to Text Conversion Made Easy: Online Tool Insights
Last updated on: April 12, 2024Posted by: ExamRadar