Magnetic Effect...

The wire having a black plastic covering is a

Which of the following figures depict non uniform magnetic field?

A magnetic compass shows a deflection when placed near a current carrying wire. If the current in the wire is increased, How does the deflection of the compass gets affected ?

A current carrying conductor

In the right-hand thumb rule, where does the thumb point to?

The magnetic lines of force due to straight current carrying conductor are:

The wire having a red plastic covering is a 

An electron is moving vertically downwards at any place. The direction of magnetic force acting on it due to horizontal component of earth's magnetic field will be

An electron and a proton travel with equal speeds and in the same direction, at $$90^o$$ to a uniform magnetic field. They experience forces which are initially

Where the switch is connected in a circuit ?