Electrical Machines Which of the following motor has more stability cylindrical motor salient pole motor None of these both motors has same stability cylindrical motor salient pole motor None of these both motors has same stability ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If direct axis reactance Xd and quadrature axis reactance Xq are equal, then reluctance power is All of these maximum minimum zero All of these maximum minimum zero ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 2 pole synchronous machine is operating at 3000 rpm. Find the relation between electrical angular momentum (ωe) and mechanical angular momentum (ωm) ? ωe = 2*ωm ωe = 4*ωm ωe = ωm ωe = 1/2*ωm ωe = 2*ωm ωe = 4*ωm ωe = ωm ωe = 1/2*ωm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A synchronous machine has P number of poles, find the relation between electrical angular momentum (ωe) and mechanical angular momentum (ωm)? ωe = 2/P*ωm ωe = ωm ωe = P/2*ωm ωe = P*ωm ωe = 2/P*ωm ωe = ωm ωe = P/2*ωm ωe = P*ωm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Addition of 0.3 % to 4.5 % silicon to iron increases the hysteresis loss. reduces the saturation magnetization. increases the electrical resistivity of iron. None of these increases the hysteresis loss. reduces the saturation magnetization. increases the electrical resistivity of iron. None of these ANSWER DOWNLOAD EXAMIANS APP