For which of the following ‘ampere second’ could be the unit ?

A. Reluctance
B. Charge
C. Power
D. Energy

All of the following are equivalent to watt except_____________?

A. (amperes) ohm
B. joules/seC.
C. amperes x volts
D. amperes/volt

A resistance having rating 10 ohms, 10 W is likely to be a__________?

A. metallic resistor
B. carbon resistor
C. wire wound resistor
D. variable resistor

Which one of the following does not have negative temperature co-efficient ____________?

A. Aluminium
B. Paper
C. Rubber
D. Mica

Varistors are______________?

A. insulators
B. non-linear resistors
C. carbon resistors
D. resistors with zero temperature coefficient

Insulating materials have the function of___________?

A. preventing a short circuit between conducting wires
B. preventing an open circuit between the voltage source and the load
C. conducting very large currents
D. storing very high currents

The rating of a fuse wire is always expressed in________________?

A. ampere-hours
B. ampere-volts
C. kWh
D. amperes

The minimum charge on an ion is______________?

A. equal to the atomic number of the atom
B. equal to the charge of an electron
C. equal to the charge of the number of electrons in an atom (#) zero

In a series circuit with unequal resistances______________?

A. the highest resistance has the most of the current through it
B. the lowest resistance has the highest voltage drop
C. the lowest resistance has the highest current
D. the highest resistance has the highest voltage drop

The filament of an electric bulb is made of______________?

A. carbon
B. aluminium
C. tungsten
D. nickel