[" ting parallel to a magnetic field requires "W" units of work to turn it through "60^(@)" .The torque "],[" sition will be "]

A magnetic needle lying parallel to a magnetic field requires W units of work to turn it through 60^(@) . The torque needed to maintain the needle in this position will be

A magnetic needle lying parallel to a magnetic field requires W units of work to turn it through 60^(@) . The torque needed to maintain the needle in this position will be

A magnetic needle lying parallel to a magnetic field requires X units of work to turn it through 60^(@) . The torque necessary to maintain the needle in this position is

A magnetic needle lying parallel to a magnetic field requires X units of work to turn it through 60^(@) . The torque necessary to maintain the needle in this position is

A magnetic needle lying parallel to a magnetic field requires W units of work to turn it through 60^@ The torque required to keep the needle in this position will be

A magnetic needle lying parallel to a magnetic field requires W unit of work to turn it through 60^(@) . How much torque should be needed to maintain the needle in this position ?