1.

Three bulbs of 40 W, 60 W and 100 W are connected in series to a current source of 200 V. Which of the following statements is true?

A.  40 W bulb glows brightest  
B.  60 W bulb glows brightest
C.  100 W bulb glows brightest
D.  All bulbs glow with same brightness
Answer» B.  60 W bulb glows brightest


Discussion

No Comment Found