Basic Electronics

. a volt meter is used:   

       

       

• to measure current

• in series with the circuit

• in parallel with the circuit

• to measure coulombs

what are the unit symbol for current?   

          

• Ampere, A

• Coulomb, I

• Ampere, Q

• Ampere, I

Which part of an atom has no electrical charge?

           

• Electron

• Neutron

• Proton

• All of the above

4.

Which voltage source converts chemical energy to electrical energy? 

• Electrical generator

• Battery

• Solar cell

• Electronic power supply

A switch is a device that:

• short circuits complex circuits

• holds a fuse

• has double poles

• opens or completes a current path

The term used to designate electrical pressure is:

           

           

• voltage

• current

• resistance

• conductance

Which electronics material opposes the movement of free electrons?

     

      

   

    

• Conductor

• Insulator

• Semiconductor

• Element

Current is considered as the movement of: 

       

      

  

           

• protons

• electrons

• charge

• nuclear

A basic electric circuit is made up of what components? 

           

           

          

           

• A load, a resistor, and a conductive path for current

• A voltage source, a load, and a conductive path for current

• A voltage source, a conductive path for current, and a battery

• A conductive path for current, a battery, and a copper wire

 All matter is composed of? 

         

         

• electrons, neutrons, and protons

• two protons for each neutron

• two protons for each electron

• electrons, neutrons, and charged ions