Electrical Machines Fifth harmonic component of the induced voltage in three phase AC generator can be eliminated by using a winding pitch of 4 / 5. 2 / 3. 6 / 7. 5 / 6. 4 / 5. 2 / 3. 6 / 7. 5 / 6. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the actual arrangement of series wound generator? Armature winding is in series with load. Armature and field both are parallel. Armature and field both are in series with the load. Armature and field both are connected. Armature winding is in series with load. Armature and field both are parallel. Armature and field both are in series with the load. Armature and field both are connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Under which of the following conditions is a dc motor provided with compensating winding used ? 1. Wide range of speed control above normal 2. Wide range of steady load variation with no speed control 3.Wide range of rapid variation in load Select the correct answer using the codes given below : Codes : 1, 2 and 3 1 and 2 2 and 3 1 and 3 1, 2 and 3 1 and 2 2 and 3 1 and 3 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which is the arrangement of windings in a core type single phase transformer? Lv on one core limb and hv on the other Half lv inside and half hv outside on each core limb Half hv inside and half lv outside on each core limb Sandwiched lv and hv discs on each core limb Lv on one core limb and hv on the other Half lv inside and half hv outside on each core limb Half hv inside and half lv outside on each core limb Sandwiched lv and hv discs on each core limb ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If direct axis reactance Xd and quadrature axis reactance Xq are equal, then reluctance power is zero All of these minimum maximum zero All of these minimum maximum ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In single phase rotary converter the number of slip rings will be four. three. six. two. four. three. six. two. ANSWER DOWNLOAD EXAMIANS APP
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