Electric Energy

.................are from the artificial sources that are used before inventing the electric lamps

• candles

• oil lamps

• fluuorescent lamps

• (a) and (b)

electric lamps represent a constant source of light that is....................

• clear

• bright

• (a) , (b) and (c)

• free from smoke and odor

Answer explanation

electric lamp converts electric energy into...................energy

• kinetic

• light

• sound

• magnetic

............... is good conductor of electricity

• wood

• iron

• plastic

• glass

.................is bad conductor of electricity

• aluminium

• copper

• iron

• plastic

dangers of electricity include..............

• electric fires

• electric burn

• electric shock

• All the previous answers

all the following are electric insulators except..........................

• glass

• rubber

• wood

• copper

the electric lamps invented by mendal

• true

• false

From the conductors of electricity wood

• true

• false

From the insulators of elecricity glass

• true

• false