GATE 2005 Electrical Engineering PYQ

Question

In relation to DC machines, match the following and choose the correct combination.

Group-I(Performance variables)
(P) Armature emf (E)
(Q) Developed torque (T)
(R) Developed power (P)

Group-II(Proportional to)
1.Flux ($$\phi$$), speed ($$\omega$$) and armature current ($$I_a$$)
2.$$\phi$$ and $$\omega$$ only
3.$$\phi$$ and $$I_a$$ only
4.$$I_a$$ and $$\omega$$ only
5.$$I_a$$ only

Accepted Answer

$$\begin{array}{l}P\;\;\;\;Q\;\;\;\;R\2\;\;\;\;\;3\;\;\;\;\;1\end{array}$$

Answer

$$\begin{array}{l}P\;\;\;\;Q\;\;\;\;R\3\;\;\;\;\;3\;\;\;\;\;1\end{array}$$

Answer

$$\begin{array}{l}P\;\;\;\;Q\;\;\;\;R\2\;\;\;\;\;5\;\;\;\;\;4\end{array}$$

Answer

$$\begin{array}{l}P\;\;\;\;Q\;\;\;\;R\3\;\;\;\;\;5\;\;\;\;\;4\end{array}$$