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Industrial drives
| 1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
| 2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
| Q1 ⇒ ____ is preferred for synthetic fibre mills. Reluctance motor [other wrong options] [Discuss in forum] |
| Q2 ⇒ ____ is not a part of ball bearing ? Bush [other wrong options] [Discuss in forum] |
| Q3 ⇒ Which of the following is essentially needed while selecting a motor ? Starter [other wrong options] [Discuss in forum] |
| Q4 ⇒ In squirrel cage induction motors which of the following methods of starting cannot be used ? Resistance in rotor circuit [other wrong options] [Discuss in forum] |
| Q5 ⇒ A pony motor is used for the starting which of the following motors ? Synchronous motor [other wrong options] [Discuss in forum] |
| Q6 ⇒ For crane travel which of the following motors is normally used ? A.C. slip ring motor [other wrong options] [Discuss in forum] |
| Q7 ⇒ Which of the following types of motor enclosure is safest ? Totally enclosed fan cooled [other wrong options] [Discuss in forum] |
| Q8 ⇒ Which of the following motors is preferred for traction work ? D.C. series motor [other wrong options] [Discuss in forum] |
| Q9 ⇒ Ward-Leonard controlled D.C. drives are generally used for ____ excavators. Heavy duty [other wrong options] [Discuss in forum] |
| Q10 ⇒ The starting torque of a D.C. motor is independent of which of the following? Speed [other wrong options] [Discuss in forum] |
| Q11 ⇒ Reluctance motor is a ____ self starting type synchronous motor [other wrong options] [Discuss in forum] |
| Q12 ⇒ In which of the following application the load on motor changes in cyclic order ? All of the above [other wrong options] [Discuss in forum] |
| Q13 ⇒ In ____ the speed can be varied by changing the position of brushes. schrage motor [other wrong options] [Discuss in forum] |
| Q14 ⇒ The capacity of a crane is expressed in terms of tonnes [other wrong options] [Discuss in forum] |
| Q15 ⇒ While selecting motor for an air conditioner which of the following characteristics is of great importance ? Noise [other wrong options] [Discuss in forum] |
| Q16 ⇒ Which of the following motors always starts on load ? All of the above [other wrong options] [Discuss in forum] |
| Q17 ⇒ Which of the following motors is used for elevators ? Induction motor [other wrong options] [Discuss in forum] |
| Q18 ⇒ Rotor of a motor is usually supported on____ bearings. ball or roller [other wrong options] [Discuss in forum] |
| Q19 ⇒ ____ method of starting a three phase induction motor needs six terminals Star-delta [other wrong options] [Discuss in forum] |
| Q20 ⇒ Flame proof motors are used in explosive atmospheres [other wrong options] [Discuss in forum] |
| Or |