A motor is coupled to a load through gear ratio n. If T is the motor torque, Jm and JL are moment of inertia of rotor and load, then torque to inertia ratio referred to motor shaft is

A motor is coupled to a load through gear ratio n. If T is the motor t

1.	A motor is coupled to a load through gear ratio n. If T is the motor torque, Jm and JL are moment of inertia of rotor and load, then torque to inertia ratio referred to motor shaft is
A.	[A].
B.	[B].
C.	[C].
D.	[D].
Answer» D. [D].