For the same wattage, which of the following lamp is cheapest?

Related MCQs

• For the same wattage, which of the following lamp is cheapest?
• The standard wattage of 4 feet fluorescent tube is
• The standard wattage of 4 feet fluorescent tube is
• Which lamp is used for cinerma projectors
• Which lamp is used for cinerma projectors
• The vacuum inside a incandescent lamp is of the order of
• The expected life of a GLS lamp is nearly
• The vacuum inside a incandescent lamp is of the order of
• The expected life of a GLS lamp is nearly
• The voltage of a 2 wire de system is raised from 200 V to 400 V. For the same power transmitted over the same distance and for the same power loss, the saving in conductor copper will be