Current Electricity Specific resistance of a substance is measured in Ω/m None of the listed here m/Ω Ω-m Ω/m None of the listed here m/Ω Ω-m ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Constantan wire is used for making starndard resistance because it has Low specific resistance High melting point Negligibly small temperature co-efficient of resistance High specific resistance Low specific resistance High melting point Negligibly small temperature co-efficient of resistance High specific resistance ANSWER DOWNLOAD EXAMIANS APP
Current Electricity The minimum charge on an ion is Equal to the charge of the number of electrons in an atom (#) zero Equal to the atomic number of the atom Equal to the charge of an electron None of these Equal to the charge of the number of electrons in an atom (#) zero Equal to the atomic number of the atom Equal to the charge of an electron None of these ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Varistors are Carbon resistors Non-linear resistors Insulators Resistor with zero temperature co-efficient Carbon resistors Non-linear resistors Insulators Resistor with zero temperature co-efficient ANSWER DOWNLOAD EXAMIANS APP
Current Electricity A thermistor has Variable temperature coefficient Positive temperature coefficient Negative temperature coefficient Zero temperature coefficient Variable temperature coefficient Positive temperature coefficient Negative temperature coefficient Zero temperature coefficient ANSWER DOWNLOAD EXAMIANS APP
Current Electricity Temperature coefficient of resistance is expressed in terms of ohms/ohm°C mhos/°C mhos/ohm°C ohms/°C ohms/ohm°C mhos/°C mhos/ohm°C ohms/°C ANSWER DOWNLOAD EXAMIANS APP
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