State the meaning of secondary instrument. Classify secondary instruments.

1 Answer

0 like 0 dislike

Secondary instruments: - Gives reading directly of the quantity being measured. - Calibrated with respect to absolute instruments 

Classification of Secondary instruments: 

1. Depending on the principle of operation: i) Magnetic meters ii) Induction meters iii) Hot wire meters iv) Electrostatic meters 

2. Depending on construction: i) Indicating instruments ii) Recording instruments iii) Integrating instruments 

3. Depending on permissible error: i) Standard meters ii) Substandard meters iii) First grade instruments.


Related questions

1 answer
0 answers
asked Aug 13 by anonymous | 22 views
1 answer

9,129 questions

7,895 answers


3,207 users