Common carrier. A common carrier in common law countries (corresponding to a public carrier in civil law systems, usually called simply a carrier) is a person or company that transports goods or people for any person or company and that is responsible for any possible loss of the goods during transport.
Best Answer: Torque is a twisting force. It is the power output of an engine at one specific point in time. The first number, 200 in your expample, is the amount of torque. In America is is measured in foot/pounds. The second number, 400 in your example, is the RPM where that torque number occurs.
Report Abuse. Torque is the twisting power of the engine and is usually measured in ft lbs. In laymans terms 4000ft lbs is like a weight of 4000lbs acting on a lever 12 long. The figure quoted by a manufacturer is the max possible for the engine and the engine speed at which it occurs.eport Abuse. Torque is the twisting power of the engine and is usually measured in ft lbs. In laymans terms 4000ft lbs is like a weight of 4000lbs acting on a lever 12 long. The figure quoted by a manufacturer is the max possible for the engine and the engine speed at which it occurs.