WorksheetsElectric current and Heating effect
Total questions: 15
Worksheet time: 15mins
Electricity produces ____________ effect
Magnetic
Electric
Both
No
Which of the following is a good heating element?
Copper
Nichrome
Plastic
Wood
Which of the following works on principle of Heating effect of electric current
Long wire generates more heat than shorter wire.
True
False
Which wire produces more heat?
Thick wire
Thin wire
Both equally
CFL means?
Complete fluorescent lamp
Compact fluorescent lamp
Complete flickering lamp
Electric bulbs generate more heat because?
Tungsten is a heating element
Glass is good conductor of heat
Gas inside bulb heats up
In case of thunderstorms, we use ______________ to protect appliances.
Electric fuse
Switch
Heating element
Electric fuse breaks when
Low current passes
More current passes
Current is passing constant
Identify it?
MCB
Cartridge fuse
Electric fuse
Use and throw fuse is?
MCB
Cartridge fuse
Electric fuse
Ceramic fuse
Which fuse requires replacement of wire after it is broken?
MCB
Cartridge fuse
Ceramic fuse
Which of the following produces most heat?
Long and thick wire
Long and thin wire
Short and thick wire
Short and thin wire
Identify this?
MCB
Ceramic fuse
Cartridge fuse
Identify this?
MCB
Ceramic fuse
Cartridge fuse
