# A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave?

A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave?

A sinusoidal voltage of 5 Hz is applied to the field of a shunt generator. The armature voltage wave will be of 5 Hz.

## Related questions

Description : The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be?

Last Answer : The e.m.f. induced in the armature of a shunt generator is 600 V. The armature resistance is 0.1 ohm. If the armature current is 200 A, the terminal voltage will be 580 V.

Description : Explain how sinusoidal AC voltage is generated by using simple one loop generator.

Last Answer : An electric current produced by means of electrical machine is known as generator which converts mechanical energy into electrical energy. When conductor cuts the magnetic flux, emf induced in it. (Faraday' ... upon position of armature. The nature of emf is alternating as shown by the waveform.

Last Answer : A cumulatively compounded long shunt generator when operating as a motor would be differentially compounded long shunt.

Description : A shunt generator running at 1000 r.p.m. has generated e.m.f. as 200 V. If the speed increases to 1200 r.p.m., the generated e.m.f. will be nearly?

Last Answer : 200V/E2 = 1000/1200 E2= 240 V

Last Answer : Flashing the field of D.C. generator means creating residual magnetism by a D.C. source.

Last Answer : If a D.C. shunt motor is working at full load and if shunt field circuit suddenly opens this will make armature to take heavy current, possibly burning it.

Last Answer : If the field of a D.C. shunt motor gets opened while motor is running the motor will attain dangerously high speed.

Description : From which material field coils of DC generator are made of?

Last Answer : Field coils of DC generator are usually made of copper.

Description : An ac voltmeter using full -wave rectification and having a sinusoidal input has an ac sensitivity equal to  (1) 1.414 times dc sensitivity (2) dc sensitivity (3) 0.9 times dc sensitivity (4) 0.707 times dc sensitivity

Last Answer : An ac voltmeter using full -wave rectification and having a sinusoidal input has an ac sensitivity equal to 0.9 times dc sensitivity

Last Answer : Armature reaction in a generator results in demagnetisation of leading pole tip and magnetisation of trailing pole tip.

Last Answer : In a separately excited generator supplying rated load the armature reaction is always present.

Last Answer : The armature core of a D.C. generator is usually made of silicon steel.

Last Answer : The demagnetising component of armature reaction in a D.C. generator reduces generator e.m.f.

Description : For a D.C. generator when the number of poles and the number of armature conductors is fixed, then which winding will give the higher e.m.f. ?

Last Answer : In a D.C. generator in case the resistance of the field winding is increased, then output voltage will decrease.

Last Answer : The purpose of retardation test on D.C. shunt machines is to find out stray losses.

Last Answer : The mechanical power developed by a shunt motor will be maximum when the ratio of back e.m.f. to applied voltage is 0.5.

Description : Sinusoidal Steady-State Analysis mesh analysis

Description : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution 2

Last Answer : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution 2

Description : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution

Last Answer : Sinusoidal Steady-State Analysis - nodal analysis super node problem solution

Description : Sinusoidal Steady-State Analysis - Using nodal analysis, find node voltages in the circuit.

Last Answer : Sinusoidal Steady-State Analysis - Using nodal analysis, find node voltages in the circuit.

Description : When the phase difference between two sinusoidal quantities is 90° they are said to be ______ A) Phase right angle B) Phase quadrature C) Phase sinuright D) None of these

Last Answer : When the phase difference between two sinusoidal quantities is 90° they are said to be Phase quadrature

Description : The r.m.s. value of a sinusoidal A.C. current is equal to its value at an angle of______degrees.

Description : Explain the sinusoidal harmonic reduction techniques for cylcoconverters.

Description : A 200 V dc shunt motor is running at 1000 rpm and drawing a current of 10 A. Its armature winding resistance is 2 Ohm. It. is braked by plugging. The resistance to be connected in series with armature to restrict armature current to 10 A, is

Last Answer : A 200 V dc shunt motor is running at 1000 rpm and drawing a current of 10 A. Its armature winding resistance is 2 Ohm. It. is braked by plugging. The resistance to be connected in series with armature to restrict armature current to 10 A, is 36 Ohm

Last Answer : The armature torque of the D.C. shunt motor is proportional to armature current.

Last Answer : In a D.C. shunt motor, under the conditions of maximum power, the current in the armature will be more than full-load current.

Last Answer : A 220 V D.C. generator is run at full speed without any excitation. The open circuit voltage will be about 2 V.

Last Answer : In a level compounded D.C. generator, full load terminal voltage is equal to no-load terminal voltage.

Last Answer : In over compounded generator, full load terminal voltage is more than no load terminal voltage.

Last Answer : The critical resistance of the D.C. generator is the resistance of field.

Description : If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be?

Last Answer : If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be zero.

Last Answer : In case of a flat compounded generator voltage remains constant irrespective of the load.

Last Answer : An exciter for a turbo generator is a shunt generator.

Last Answer : A D.C. generator can be considered as rotating amplifier.

Last Answer : In a D.C. generator, the critical resistance refers to the resistance of field.

Last Answer : If a D.C. generator fails to build up the probable cause could not be field resistance less than the critical resistance.

Description : The purpose of providing dummy coils in a generator is?

Last Answer : The purpose of providing dummy coils in a generator is to provide mechanical balance for the rotor.

Last Answer : In a D.C. generator the magnetic neutral axis coincides with the geometrical neutral axis, when there is no load on|he generator.

Last Answer : The e.m.f. generated in a D.C. generator is directly proportional to speed of armature.

Last Answer : In a D.C. generator the number of mechanical degrees and electrical degrees will be the same when number of poles is 2.

Last Answer : D.C. generator generally preferred for charging automobile batteries is long shunt compound generator.

Last Answer : In a D.C. generator the ripples in the direct e.m.f. generated are reduced by using carbon brushes of superior quality.

Last Answer : Welding generator will have lap winding.

Last Answer : If brushes of a D.C. generator are moved in order to bring these brushes in magnetic neutral axis, there will be crossmagnetisation as well as demagnetising.

Last Answer : In case of a 4-pole D.C. generator provided with a two layer lap winding with sixteen coils, the pole pitch will be 8.

Last Answer : A separately excited generator as compared to a self-excited generator is amenable to better voltage control, more stable, has exciting current independent of load current.

Last Answer : In a D.C. generator, the iron losses mainly take place in armature rotor.