State whether the following statement is true or false:
The magnetic field inside a long circular coil carrying current will be parallel straight lines
State whether the following statement is true or false:
The magnetic field inside a long circular coil carrying current will be parallel straight lines

Answer: True

A lengthy circular coil carrying current has a field of parallel straight lines. The figure depicts a similar circumstance. In this case, the right-hand rule is applicable. Imagine a solenoid with only one turn.