Which of the following instruments can be used to measure...
Which of the following instruments can be used to measure current in an a.c circuit?
Hot wire ammeter
Moving coil ammeter
Tangent galvanometer
Moving coil galvanometer
Correct answer is D
No explanation has been provided for this answer.
A constantan wire has a cross sectional area of 4 x 10-8m2 and a resistivity of 1.1 x 10-6Ω...
Which of the following statements is NOT true of γ-rays?...
The diagram shows lens arrangement in ...
Which of the following statements about a bar magnet is correct? ...