1
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
A $$400$$ $$V,$$ $$50$$ $$kVA,$$ $$0.8$$ $$pf$$ leading delta connected, $$50$$ $$Hz$$ synchronous machine has a synchronous reactance of $$2$$ $$ohm$$ and negligible armature resistance. The friction and windage losses are $$2$$ $$kW$$ and the core loss is $$0.8$$ $$kW.$$ The shaft is supplying $$9$$ $$kW$$ load at a power factor of $$0.8$$ leading. The line current drawn is
A
$$12.29A$$
B
$$16.24A$$
C
$$21.29A$$
D
$$36.88A$$
2
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
A $$500$$ $$MW$$ $$3$$-phase $$Y$$-connected synchronous generator has a rated voltage of $$21.5kV$$ at $$0.85$$ $$pf.$$ The line current when operating at full load rated conditions will be
A
$$13.43$$ $$A$$
B
$$15.79$$ $$kA$$
C
$$23.25$$ $$kA$$
D
$$27.36$$ $$kA$$
3
GATE EE 2004
MCQ (Single Correct Answer)
+2
-0.6
A hydraulic turbine having rated speed of $$250$$ $$rpm$$ is connected to a synchronous generator. In order to produce power at $$50$$ $$Hz,$$ the number of poles required in the generator are
A
$$6$$
B
$$12$$
C
$$16$$
D
$$24$$
4
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
A parallel plate capacitor is shown in Fig. It is made of two square metal plates of $$400$$ $$mm$$ side. The $$14$$ $$mm$$ space between the plates is filled with two layers of dielectrics of $${\varepsilon _r} = 4,6\,\,mm$$ thick and $${\varepsilon _r} = 2,8\,\,mm$$ thick. Neglecting fringing of fields at the edges, the capacitance is GATE EE 2004 Electromagnetic Fields - Electrostatics Question 17 English
A
$$1298\,pF$$
B
$$944\,pF$$
C
$$354\,pF$$
D
$$257\,pF$$
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12