Electronic Principles A device that converts chemical energy to electrical energy is called a: solar cell electric device None of these thermocouple chemical cell solar cell electric device None of these thermocouple chemical cell ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding? None of these 43891 43922 3 2 None of these 43891 43922 3 2 ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A basic capacitor is composed of: two conductors separated by a dielectric two coils separated by a dielectric two coils separated by a conductor two dielectrics separated by a conductor None of these two conductors separated by a dielectric two coils separated by a dielectric two coils separated by a conductor two dielectrics separated by a conductor None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles A transformer has a primary voltage of 120 V rms and a secondary voltage of 25 V rms. If the secondary current is 1A rms, what is the primary current? 200 mA 7.8 mA 300 mA 208 mA None of these 200 mA 7.8 mA 300 mA 208 mA None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Absolute Zero temperature equals -273o C 0o C 25o C -276o C None of these -273o C 0o C 25o C -276o C None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? An atom that contains more protons than electrons An atom that contains more electrons than neutrons None of these An atom that contains more electrons than protons An atom that contains more protons than neutrons An atom that contains more protons than electrons An atom that contains more electrons than neutrons None of these An atom that contains more electrons than protons An atom that contains more protons than neutrons ANSWER DOWNLOAD EXAMIANS APP