ELECTRICIAN 6TH TEST

Which is rechargeable cell?

• Voltaic cell

• Carbon zinc cell

• Lead acid cell

• Mercury cell

Which type of accessories, the fuse comes under?

• Controlling accessories

• Holding accessories

• Safety accessories

• Outlet

  accessories

Which colour LED indicates the fault occurred in drives?

• Green

• Yellow

• Red

• Blue

What is the total resistance (RT) if R1, R2, R3 are connected in series?

• RT=R1+R2+R3

• (D) RT = R1 R2 R3

• RT = R1 - R2 - R3

• RT = 1/R1 + 1/R2 + 1/R3

What is the voltage grade range of medium voltage?

• 250V-415V

• 250-650V

• 1.1KV-11KV

• Above 33000V

What is the expansion of UPS?

• Uninterrupted Power System

• Uninterrupted Power Supply

• Uninterrupted Power Solution

• Uninterrupted Power Section

Which bulb will have lowest resistance?

• 240V, 60W

• 240V, 100W

• 240V, 200W

• 240V,500W

Which is conductor?

• Wood

• Copper

• Rubber

• Mica

How the capacity of an inverter is expressed?

• Watt hour

• Ampere

• Volt ampere

• Ampere hour

What is formula to calculate electric power(P)?

• P=I²xR

• P=R/V²

• P = IR

• P =I/V