Electronic Principles Doubling the number of turns of wire in an inductor: None of these multiplies the value of inductance by four multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half None of these multiplies the value of inductance by four multiplies the value of inductance by two reduces the value of inductance by one-fourth reduces the value of inductance by one-half ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is the difference between the kinds of charges for an electron and a proton? An electron has a positive charge and a proton has no charge An electron has a negative charge and a proton has no charge An electron has a positive charge and a proton has a negative charge An electron has a negative charge and a proton has a positive charge None of these An electron has a positive charge and a proton has no charge An electron has a negative charge and a proton has no charge An electron has a positive charge and a proton has a negative charge An electron has a negative charge and a proton has a positive charge None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of KirchhofFs voltage law? The algebraic sum of voltages in a loop is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The algebraic sum of voltages entering and leaving a point is equal to zero None of these The algebraic sum of voltages in a loop is equal to zero The total voltage in a parallel circuit is less than the value of the smallest voltage The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it The algebraic sum of voltages entering and leaving a point is equal to zero None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles In a step-down transformer, which is larger? Secondary voltage None of these Neither Primary voltage Impossible to say Secondary voltage None of these Neither Primary voltage Impossible to say ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following phrases best describes residual magnetism? None of these The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The force of attraction between the poles of a permanent and temporary magnetic field The amount of magnetic flux that is not confined to the core material of an electromagnet None of these The circular magnetic field that surrounds a conductor carrying a current Magnetism that remains in the core of an electromagnet after the current through the coil is turned off The force of attraction between the poles of a permanent and temporary magnetic field The amount of magnetic flux that is not confined to the core material of an electromagnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The equivalent of 1 micro A is: one-millionth of an ampere None of these one million amperes 10000A 1000 A one-millionth of an ampere None of these one million amperes 10000A 1000 A ANSWER DOWNLOAD EXAMIANS APP