Subject Repository
Electrical Engineering Mcqs
Showing 2841 – 2860 of 3,699 verified multiple choice questions with answers and explanations.
Q2841NTS / FPSC / PPSC
A cumulatively compounded long shunt generator when operating as a motor would be____________?
Q2842NTS / FPSC / PPSC
Armature coil is short circuited by brushes when it lies_____________?
Q2843NTS / FPSC / PPSC
Which of the following statement about D.C. generators is false ?
Q2844NTS / FPSC / PPSC
To achieve sparkless commutation brushes of a D.C. generator are rockedm ahead so as to bring them?
Q2846NTS / FPSC / PPSC
In a D.C. generator the critical resistance refers to the resistance of_____________?
Q2847NTS / FPSC / PPSC
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_____________?
Q2848NTS / FPSC / PPSC
In the case of lap winding resultant pitch is____________?
Q2849NTS / FPSC / PPSC
The function of pole shoes in the case of D.C. machine is______________?
Q2850NTS / FPSC / PPSC
Flashing the field of D.C. generator means:______________?
Q2851NTS / FPSC / PPSC
For a D.C. machines laboratory following type of D.C. supply will be suitable___________?
Q2852NTS / FPSC / PPSC
In case of D.C. machine winding, number of commutator segments is equal to______________?
Q2854NTS / FPSC / PPSC
Equilizer rings are required in case armature is_______________?
Q2855NTS / FPSC / PPSC
Eddy currents are induced in the pole shoes of a D.C. machine due to______________?
Q2856NTS / FPSC / PPSC
D.C. generators are connected to the busbars or disconnected from them only under the floating condition________________?
Q2857NTS / FPSC / PPSC
Armature reaction of an unsaturated D.C. machine is_____________?
Q2858NTS / FPSC / PPSC