
Home work 6
Quiz by Husain Habib
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13 questions
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- Q1Electric Motors Faults:Good connectedMotor OverheatingNot connectedNo load30s
- Q2The motor is tripping out at starting?Good connectionNot connectedMotor overloadedSize of wire is big30s
- Q3The motor is tripping out at starting?Good connectionNot connectedCircuit Breaker size is smallSize of wire is big30s
- Q4The motor is tripping out at starting:Not connectedShort circuit in coil’s.Good connectionSize of wire is big30s
- Q5Excessive electric noise?Good connectionNot connectedSize of wire is bigMechanical fault30s
- Q6Excessive mechanical noise solution is:Fixing the Mechanical faultSize of wire is bigGood connectionNot connected30s
- Q7Motor runs in wrong direction?Size of wire is bigNot connectedGood connectionWrong connection.30s
- Q8Mechanical Noise or Vibration, Noisy bearings, Bearings overheating?wrong connectionreplace circuit breakerReplace yokeDamaged bearings.30s
- Q9Mechanical Noise or Vibration, Noisy bearings, Bearings overheating solution is:Add copperGood connectionReplace bearings.Add water30s
- Q10Shaft is bend and make Vibration during work, we should:Replace the bearingReplace the end plateReplace the frameReplace the Shaft30s
- Q11Pulley is broke, we should:Replace end plateReplace frameReplace pulleyReplace bearing30s
- Q12If a capacitor start motor has an open capacitor , the motor will:Rotate fastNot rotateRotate slowlyBe noisy30s
- Q13A possible reason for a noisy sound in a single phase motor:low voltage supplymotor is dirtyshorted windingdefective bearing30s