Communication Engineering Objective Questions

1.  INTELSAT stands?     a) International Telecommunications Satellite     b) India Telecommunications Satellite     c) Inter Telecommunications Satellite     d) None of the above  2. Kepler’s first law states?     a) The path followed by a satellite around the primary will be an ellipse.     b) The path followed by a satellite around the primary will be a circle.     c) The path followed by a satellite around the...

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Electrical Machine I-Objective Questions

1) In an alternator, voltage drops occurs in a) armature resistance only b) armature resistance and leakage reactance c) armature resistance, leakage reactance and armature reaction d) armature resistance, leakage reactance, armature reaction and earth connections. 2)The power factor of an alternator depends on a) Load b) Speed of rotor c) Core losses d) Armature losses. 3) The number of electrical degrees passed through in one revolution of a six pole synchronous alternator is a) 360 b) 720 c) 1080 d) 2160 4) When an alternator is running...

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