In case of filament lamp at higher voltages, the resistance of lamp
A) decreases
B) increases
C) remains constant
D) varies depending on the filament
Correct Answer:
Verified
Q1: Resistivity of lead is {{}}
A)22.5 × 10-8
Q2: A filament lamp is
A)Ohmic
B)non-Ohmic
C)low resistive
D)non glowing
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
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
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