Q4_TOPIC 567_ELECTROSTATICS, ELECTRODYNAMICS, ELECTROMAGNETISM

Who is the Father of Electricity and the first person who discovered electricity, respectively?

• Faraday, Franklin

• Franklin, Faraday

• Einstein, Edison

• Edison, Einstein

Which of the following materials where static electricity was observed by Ancient Greeks?

• Amber

• Compass

• Fur

• Dust

Which of the following pairs is NOT correct?

• charges at rest = electrostatics

• charges in motion = electrodynamics

• flow of electrical charges = electricity

• flowing charges = no current

What subatomic particles are found inside the nuclues?

• proton, electron

• electron, neutron

• neutron only

• proton, neutron

What type of charging process is exhibited in charging your phone wirelessly?

• charging by friction

• charging by induction

• charging by conduction

Which of the following best describes a neutrally charge body?

• it has an equal number of protons and neutrons

• it has an equal number of protons and electrons

• there a balance between neutrons and electrons

• there is more protons than electrons

Which of the following DOES NOT explain why a tap water a good conductor of electricity than a distilled water?

• because of its impurities present

• because it has more salt present

• because it has more free electrons

• because they don't have free electrons

Which of the following made a great contribution in the better understanding of electricity and its advancement that we are currently enjoying now?

• Alessandro Volta and his first electric battery "voltaic pile"

• Benjamin Franklin and his lighting rod

• Charles Coulomb and his Torsion balance

• Michael Faraday and his electric motor

• ALL OF THE ABOVE

Which of the diagrams below best represents the charge distribution on a metal sphere when a positively charged plastic tube is placed nearby?

• A

• B

• C

• D

What type of transformer should be connected to a radio with a rating of 110 volts if it is to be used in a house with a voltage line of 220 volts?

• Step-up Transformer

• Step-down Transformer

• Transistor

• Capacitor