A component that allows unidirectional current to pass through it is
A) resistor
B) inductor
C) transformer
D) diode
Correct Answer:
Verified
Q2: A filament lamp is
A)Ohmic
B)non-Ohmic
C)low resistive
D)non glowing
Q3: In case of filament lamp at higher
Q4: If the connections across the resistor are
Q5: In semiconductors upon increasing temperature, conductivity
A)decreases
B)increases
C)remains constant
D)haphazard
Q6: In NTC thermistor on increasing temperature, the
Q8: A rectifier converts
A)DC to AC
B)AC to DC
C)voltage
Q9: Threshold voltage at which LED emits light
Q10: Resistivity is measured in
A)ohms
B)ohm per meter
C)ohm meter
D)ohm
Q11: Component which obeys ohm's law is called
A)resistive
Q12: At constant temperature, resistance and cross-sectional area
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