For the following questions answer them individually
Principles are usein street lighting is
Which type of starter used for fluorescent lamp?
The illumination level in housesis in the range
The lens of the eyes focuses an image on the
Which of the following has the highest value of thermal conductivity?
A domestic mixer uses the following motor
Low frequency supply is necessary for direct core type induction furnaces because
A locomotive exerts a tractive effort of 35,300 N in hauling a train at 48kmph on the level track. If the motor is to haul the sametrain on a gradient of 1 in 50 and thetractive effort required is 55,180N, determine the power delivered by the locomotiveif it is driven by (i) dc series motors (ii) induction motors.
Which of the following has the highest mobility?
Figure given below represents a