A set of Christmas tree lights is connected in parallel across a 110 V source. The filament of each light bulb is 1.8 kΩ. The current through each bulb is approximately
A). 610 mA
B). 18 mA
C). 110 mA
D). 61 mA
1. The ratio of starting torque to running torque in a synchronous motor is
2. The coils of D.C. motor starter are wound with wire of
3. On which of the following variables heat convected depends ?
5. The multiplier and the meter coil in a voltmeter are in
6. In _________ method of staging three phase induction motors the starting voltage is not reduced.
7. If the doping level in a crystal diode is increased, the width of depletion layer___________
8. Excessive formation of lead sulphate on the surface of the plates happens because of
9. Capacitance is directly proportional to plate area and plate separation.
10. Spontaneous magnetisation is characteristic of ferromagnetic materials.