Pre Quiz - 16th July - BILF

What is the purity of our copper conductor?

• 99%

• 99.50%

• 99.98%

• 100%

What Does PVC Stand for?

• Post varnish conductor
• Polyvinyl chloride
• Pressed and varnished cloth
• Positive voltage conductor

Resistance of conductor is Inversely proportional to ____ ?

• Diameter of conductor
• Length of conductor
• Cross sectional area of conductor
• All of Above

Capacitive sensors are used for?

• sense the any object
• sense the metallic object only
• sense the Nonmetallic object only
• None

What is the Ingress Protection offered in standard proximity sensor ?

• IP-20
• IP-40
• IP-42
• IP-67

Inductive sensor are used in industries for ?

• Speed control of the DC Motor
• Speed control of the 3 Phase AC Motor
• Sense the object & make the prints of image
• Sense the object & deliver electrical signal

What is the pause time during star delta changeover in DQR Plus star delta timer?

• 100ms
• 40ms
• 50ms
• 60ms

What is the maximum rating of motor offered by BCH?

• 325KW / 425HP, 4-pole
• 315KW / 425HP, 4-pole
• 320KW / 425HP, 4-pole
• 400KW / 533 HP, 4-pole

What is class of insulation used in BCH motors as standard?

• Class E
• Class A
• Class F
• Class H

BCH motors are:

• DC series motors
• Slip Ring Motor
• Synchronous motors
• TEFC sq. cage induction motors