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start learning

Question		Answer
input power start learning		P_in=P/efficiency
angular velocity start learning		omega=pi*n/30
current start learning		I=P_in/U_N
torque start learning		T=P/omega
motor constant start learning		k_phi=T/I
back electromotive force start learning		E=k_e*omega
armature resistance start learning		R_a=(U_N-E)/I

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