Electricity

What is the paths taken by Electrons to revolve around the nucleus called ?

• path

• way

• orbits

• road

What do Opposite charges do?

• Bounce

• Repel

• Vibrate

• Attract

what are the three type of transfer of charge?

• generation, transmission, and distribution
• attraction, repulsion, and neutralization
• radiation, convection, and absorption
• conduction, induction, and friction

Rubbing an ebonite rod with for to transfer electron to the other material is an example of?

• Transfer by friction

• Transfer by Conduction

• Transfer by Induction

• Transfer by materials

What are the main components in an electroscope

• A wooden rod, a wooden disc, and a wooden leaf.
• A glass tube, a plastic disc, and a plastic leaf.
• A metal rod, a metal disc, and a metal leaf.

• A paper tube, a paper disc, and a paper leaf.

What is the principle used in electroscope to transfer charges?

• Magnetic induction
• Conduction
• Gravitational induction
• Electrostatic induction

What is lightning an example of?

• Heat transfer
• Electrical discharge
• Chemical reaction
• Static electricity

why are thunders formed?

• Thunders are formed due to the collision of clouds.
• Thunders are formed due to the rotation of the Earth.
• Thunders are formed due to the presence of unicorns in the sky.
• Thunders are formed due to the rapid expansion and contraction of air surrounding a lightning bolt.

Which is observed first during a lightning? light or sound

• sound
• thunder
• electricity
• light

Why is earthing necessary?

• To increase the risk of electrical shocks and damage electrical equipment.
• To save money on electrical repairs and replacements.
• To make electrical equipment more efficient and effective.
• To prevent electrical shocks and protect electrical equipment.