Below are the answers key for the Multiple Choice Questions in Power Generators/Sources/Principles and Applications - MCQS Part 4.
151. speed
152. magnetizing current is greatly increased
153. cause voltage drop in the windings
154. both flux and speed
155. copper loss
156. dirt on the commutator
157. apparent power
158. magnetization curve
159. revolving field type construction
160. 3 phase induction motor
161. worn bearings
162. lack of dirty lubricant
163. an open armature coil
164. remains the same
165. silicon steel
166. wrought iron
167. the same as
168. high voltage winding
169. magnetic field
170. armature winding
171. 4 pole
172. shorter magnetic path
173. compound machine
174. facilitate commutation
175. one half of
176. armature
177. 1
178. 2
179. 85%
180. eddy current loss
181. number of poles
182. number of coils
183. flat compounded
184. series
185. commutator path
186. complex effects of armature reaction
187. wave
188. number of poles
189. 95%
190. twice the pole pitch
191. 6
192. both speed and flux
193. more weight than
194. slip
195. 2% to 5%
196. a separate dc source is required for field circuit
197. decreased the total flux
198. weakens the flux at the leading
199. copper loss
200. magnetic material of high permeability
The Series
Following is the list of multiple choice questions in this brand new series:
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