effect of electric current

filament of a bulb is usually made up of

• nickel

• chromium

• cobalt

• tungsten

Tags

NGSS.MS-PS3-3

filament of a bulb should have

• high melting point

• low melting point

element of an electric iron is made up of

• nickel

• chromium

• nichrome

• tungsten

1.An electric current can produce

• heating effect only.

• chemical effect only.

• magnetic effect only.

• chemical, heating, and magnetic effects.

Tags

NGSS.HS-PS2-5

Which one of the following solutions will not conduct electricity?

• lemon juice

• vinegar

• tap water

• vegetable oil

Electroplating is based on

• Chemical effect of electricity

• Magnetic effect of electricity

• Heating effect of electricity

• Physical effect of electricity

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Who was the first to observe the magnetic effect of electric current?

• Faraday

• Oersted

• Volta

• Ampere

A fuse wire is an alloy of ________ and _______ .

• Steel and copper

• iron and nickel

• lead and tin

• cobalt and iron

Full form of MCB is ?

• Miniature Circuit Breaker

• Minute Circuit Builder

• Both of these

• None of these

Our body is a _______________ of electricity ?

• Conductor

• Insulator

• None of these