basic electronics

. a volt meter is used:   

       

       

•             a. to measure current

•             b. in series with the circuit

•      c. in parallel with the circuit

•      d. to measure coulombs

what are the unit symbol for current?   

          

• a. Ampere, A

•             b. Coulomb, I

•             c. Ampere, Q

•             d. Ampere, I

Which part of an atom has no electrical charge?

           

• a. Electron

•             b. Neutron

•       c. Proton

•       d. All of the above

4.

Which voltage source converts chemical energy to electrical energy? 

• a.    Electrical generator

• b.    Battery

• c.     Solar cell

• d.    Electronic power supply

A switch is a device that:

• a. short circuits complex circuits

• b. holds a fuse

• c. has double poles

• d. opens or completes a current path

The term used to designate electrical pressure is:

           

           

•             a. voltage

•             b. current

• c. resistance

• d. conductance

Which electronics material opposes the movement of free electrons?

     

      

   

    

•        a. Conductor

• b. Insulator

•          c. Semiconductor

•         d. Element

Current is considered as the movement of: 

       

      

  

           

•      a. protons

•       b. electrons

•           c. charge

• d. nuclei

A basic electric circuit is made up of what components? 

           

           

          

           

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

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

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

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

 All matter is composed of? 

         

         

•    a. electrons, neutrons, and protons

•             b. two protons for each neutron

•             c. two protons for each electron

•    d. electrons, neutrons, and charged ions