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What is HFSR & FCMA Starters?
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1
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805
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June 21, 2023
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For which of the following applications motor has to start with high acceleration?
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0
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304
|
October 12, 2021
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Which of the following motors is preferred when smooth and ___
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0
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258
|
October 12, 2021
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In case of ___ speed control by injecting e.m.f. in the rotor circuit is possible
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0
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305
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October 12, 2021
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___ has relatively wider range of speed control
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|
0
|
307
|
October 12, 2021
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|
Belted slip ring induction motor is almost invariably used for ___
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0
|
250
|
October 12, 2021
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|
Which of the following motors are best for the rolling mills?
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0
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309
|
October 12, 2021
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Which of the following motors are preferred for overhead travelling cranes?
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0
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284
|
October 12, 2021
|
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The selection of an electric motor for any application depends on which of the following factors?
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0
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283
|
October 12, 2021
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For a D.C. shunt motor which of the following is incorrect?
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0
|
320
|
October 12, 2021
|
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Which of the following motors is preferred when quick speed reversal is the main consideration?
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0
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254
|
October 12, 2021
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___ has the least value of starting torque to full load torque ratio
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|
0
|
271
|
October 12, 2021
|
|
Heat control switches are used in ___
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0
|
294
|
October 12, 2021
|
|
For blowers which of the following motors is preferred?
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0
|
282
|
October 12, 2021
|
|
The starting torque in case of centrifugal pumps is ___
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0
|
224
|
October 12, 2021
|
|
While selecting an electric motor for a floor mill, which ___
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|
0
|
207
|
October 12, 2021
|
|
For a particular application the type of electric and ___
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0
|
208
|
October 12, 2021
|
|
Which of the following happens when star-delta starter is used?
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0
|
334
|
October 12, 2021
|
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By the use of which of the following D.C. can be obtained from A.C.?
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0
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247
|
October 12, 2021
|
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___ has least range of speed control
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|
0
|
265
|
October 12, 2021
|
|
Which of the following motors is usually preferred for kiln drives?
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0
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230
|
October 12, 2021
|
|
The size of an excavator is usually expressed in ___
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0
|
271
|
October 12, 2021
|
|
___ motor is a constant speed motor
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|
0
|
276
|
October 12, 2021
|
|
Light duty cranes are used in which of the following?
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|
0
|
255
|
October 12, 2021
|
|
In series motor which of the following methods can ___
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0
|
230
|
October 12, 2021
|
|
Which of the following motors has series characteristics?
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|
0
|
284
|
October 12, 2021
|
|
Besides a constant speed a synchronous rotor possesses which of the following advantages?
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0
|
270
|
October 12, 2021
|
|
Battery operated scooter for ___
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0
|
210
|
October 12, 2021
|
|
For a motor-generator set which of the following motors will be preferred?
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0
|
218
|
October 12, 2021
|
|
A reluctance motor ___
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0
|
254
|
October 12, 2021
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