Question

observing that the bulb does not glow in the circuit shown in fig 14.11 A, boojho changed the circuit as shown in fig 14.11 B. He observed deflection in the magnetic compass.
(i) what does the deflection in magnetic compass indicate?
(ii) why did the bulb not glow in fig 14.11 A?
(iii) what would be the effect of increase in the number of turns in the coil wound around the magnetic compass in fig 14.11 B?
(iv) what will be observed if the number of cells increased in the circuit shown in fig 14.11 B? ​​

Answer 1

Answer:

15.7b

Explanation:

because add the same camponents of it's answer