Multiple Choice
A moving iron ammeter coil has few turns of thick wire in order to have:
A) high sensitivity
B) effective damping
C) low resistance and large current carrying capacity
D) large scale
Correct Answer:
Verified
Correct Answer:
Verified
Q15: While testing cables the galvanometer used should
Q16: The damping force acts on the moving
Q17: Instrument transformers are<br>A)potential transformers<br>B)current transformers<br>C)both (a) and
Q18: The pointer of an indicating instrument should
Q19: Systematic errors are<br>A)instrumental errors<br>B)environmental errors<br>C)observational errors<br>D)all of
Q20: Swamping of resistance is used to compensate
Q21: The gravity controlled instrument has crowded scale
Q22: Earth wire or ground wire is made
Q24: An ammeter is a<br>A)secondary instrument<br>B)absolute instrument<br>C)recording instrument<br>D)integrating
Q25: For handling greater currents induction wattmeters are