KCET · Physics · Current Electricity
The number of turns in a coil of Galvanometer is tripled, then
- A Both voltage and current sensitivity remains constant
- B Voltage sensitivity increases \( 3 \) times and current sensitivity remains constant
- C Both voltage and current sensitivity decreases by \( 33 \% \)
- D Voltage sensitivity remains constant and current sensitivity increases \( 3 \) times
Answer & Solution
Correct Answer
(D) Voltage sensitivity remains constant and current sensitivity increases \( 3 \) times
Step-by-step Solution
Detailed explanation
(D)
\(\frac{\theta}{I}=\frac{N A B}{C}\)
\(\frac{\theta}{I}=\frac{N A B}{C}\)
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