Electronics and Communication Engineering - Measurements and Instrumentation - Discussion
Discussion Forum : Measurements and Instrumentation - Section 1 (Q.No. 17)
17.
In a ballistic galvanometer, a charge of 100 μC gives a first swing of 25°. The charge required to cause first swing of 50° is
Answer: Option
Explanation:
swing is proportional to charge.
Discussion:
14 comments Page 1 of 2.
Cheetha said:
1 decade ago
What is the formula?
Tawanda Moyo said:
1 decade ago
Why not x2 to give 200?
Shyam babu yadav said:
9 years ago
What is the formula for solving this?
CHANDAN KUMAR SINGH said:
9 years ago
Q = K(THETA).
Therefore, K = 100/25.
Then for 50 DEG Q = 100/25 * 50 = 200 MICRO COULOMB.
Therefore, K = 100/25.
Then for 50 DEG Q = 100/25 * 50 = 200 MICRO COULOMB.
Karthik said:
9 years ago
The above solution is it correct for what the question asked?
Yogita goyal said:
9 years ago
I think 200 is the right answer.
Briz said:
9 years ago
Swing is proportional to the square of the current.
Santosh said:
9 years ago
How the answer is 400?
Salah said:
8 years ago
How the answer is 400? Please explain.
Aishwarya said:
8 years ago
What is Ballistic galvanometer?
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