Electronic Principles A loadstone is: a paramagnetic alloy a temporary magnet None of these a natural magnet an artificial magnet a paramagnetic alloy a temporary magnet None of these a natural magnet an artificial magnet ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The barrier potential accross each depletion layer is 20 V 0.7 V 0.8 V None of these 20 V 0.7 V 0.8 V None of these ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Which one of the following is a statement of Kirchhoffs current law? The current through a resistance is proportional to the value of resistance and the IR drop across it The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of currents in a loop is equal to zero None of these The total current in a parallel circuit is less than the value of the smallest current The current through a resistance is proportional to the value of resistance and the IR drop across it The algebraic sum of currents entering and leaving a point is equal to zero The algebraic sum of currents in a loop is equal to zero None of these The total current in a parallel circuit is less than the value of the smallest current ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Suppose a voltage source has an ideal voltage of 12V and an internal resistance of 0.5W. For what values of load resistance will the voltage source appear stiff? 6 Ohm 100 Ohm 50 Ohm or more None of these 5 Ohm 6 Ohm 100 Ohm 50 Ohm or more None of these 5 Ohm ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles The rise time of a pulse waveform is the time required for the voltage to rise: from zero to its peak value None of these from 10% of the peak value to 90% of the peak value 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 None of these from 10% of the peak value to 90% of the peak value from zero to its rms value from 10% of the peak value to 70.7% of the peak value ANSWER DOWNLOAD EXAMIANS APP
Electronic Principles Doubling the operating frequency of a capacitive circuit: None of these has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 None of these has no effect on the capacitive reactance cuts the capacitive reactance in half doubles the amount of a capacitive reactance multiplies the capacitive reactance by 6.28 ANSWER DOWNLOAD EXAMIANS APP
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