A rectifier converts
A) DC to AC
B) AC to DC
C) voltage in to current
D) current in to voltage
Correct Answer:
Verified
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
Q7: A component that allows unidirectional current to
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
Q13: Current and voltage are
A)directly related
B)inversely related
C)not related
D)gives
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