Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from 10% of the peak value to 70.7% of the peak value from zero to its peak value from 10% of the peak value to 90% of the peak value None of these from zero to its rms value from 10% of the peak value to 70.7% of the peak value from zero to its peak value from 10% of the peak value to 90% of the peak value None of these from zero to its rms value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage? 40 V 60 V 0 V None of these 36 V 40 V 60 V 0 V None of these 36 V ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff? None of these 200 k Ohm or more 20 km or less 20 k Ohm or more 200 k Ohm or less None of these 200 k Ohm or more 20 km or less 20 k Ohm or more 200 k Ohm or less ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a direct statement of Ohm's law? The total resistance of a parallel circuit is less than the value of the smallest resistance The algebraic sum of currents entering and leaving a point is equal to zero None of these 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 in a loop is equal to zero The total resistance of a parallel circuit is less than the value of the smallest resistance The algebraic sum of currents entering and leaving a point is equal to zero None of these 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 in a loop is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles What is a negative ion? None of these An atom that contains more electrons than neutrons An atom that contains more protons than electrons An atom that contains more protons than neutrons An atom that contains more electrons than protons None of these An atom that contains more electrons than neutrons An atom that contains more protons than electrons An atom that contains more protons than neutrons An atom that contains more electrons than protons ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles An ideal voltage source has A load dependent voltage Zero internal resistance None of these A load-dependent current Infinite internal resistance A load dependent voltage Zero internal resistance None of these A load-dependent current Infinite internal resistance ANSWER DOWNLOAD EXAMIANS APP
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