Two lamps are rated 40W and 220V each are connected in se...
Two lamps are rated 40W and 220V each are connected in series. The total power dissipated in both lamps is
10W
20W
40W
80W
None of the above
Correct answer is D
No explanation has been provided for this answer.
Calculate the resistance of the filament of a lamp rates 240 V, 40 W ...
The average distance moved by a molecule between collisions is called ...
The equation PxVyTz = constant in charles' law when...
A parachute attains a terminal velocity when ...
I. Low pressure. II. High pressure. III. High p.d. IV. Low p.d. Which combination of the above i...
The invisible part of the spectrum of a white light consists of the following colors ...