Electrical Machine Design - Study Mode

[#111] The weight of copper of both armature and field windings decreases with _____ in number of poles.
Correct Answer

(A) increase

[#112] Which of the following instruments indicate the instantaneous value of the electrical quantity being measured at the time at which it is being measured ?
Correct Answer

(B) Indicating instruments

[#113] In Weston synchronoscope the moving coil is connected across
Correct Answer

(A) bus-bars

[#114] The winding where dummy coils are used is sometimes called
Correct Answer

(C) Forced winding

[#115] By which of the following methods the temperature rise of windings and other parts may be determined ?
Correct Answer

(D) Any of the above