Welcome to electrical and electronics engineering discussion website, Please login or register to continue.

State the meaning of secondary instrument. Classify secondary instruments.

Please log in or register to answer this question.

1 Answer

0 votes

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 1 view
0 answers 8 views
1 answer 4 views

Welcome to Q&A site for electrical and electronics engineering discussion for diploma, B.E./B.Tech, M.E./M.Tech, & PhD study.
If you have a new question please ask in English.
If you want to help this community answer these questions.