Physics
Why does a current carrying freely suspended solenoid rest along a particular direction? State the direction in which it rests.
Related Questions
What effect will there be on a magnetic compass when it is brought near a current carrying solenoid?
State two ways by which the magnetic field due to a current carrying solenoid can be made stronger.
A magnet kept at the centre of two coils A and B is moved to and fro as shown in the diagram. The two galvanometers show deflection.
![A magnet kept at the centre of two coils A and B is moved to and fro as shown in the diagram. The two galvanometers show deflection. State with a reason whether x > y or x < y [x and y are magnitudes of deflection]. ICSE 2019 Physics Solved Question Paper.](https://cdn1.knowledgeboat.com/img/abp10/5/icse-2019-physics-question-paper-solved-4c-1200x271.png)
State with a reason whether :
x > y
or
x < y [x and y are magnitudes of deflection]
The diagram in figure. shows a coil wound around a soft iron bar XY. (a) State the polarity at the end X and Y as the switch is pressed. (b) Suggest one way of increasing the strength of electromagnet so formed.
