Author Question: You obtain a 100. W lightbulb and a 50. W light bulb. Instead of connecting them in the normal way, ... (Read 135 times)

geodog55 · **on:** Jul 27, 2018

You obtain a 100. W lightbulb and a 50. W light bulb. Instead of connecting them in the normal way, you devise a circuit that places them in series across normal household voltage. Which statement is correct?

A) Both bulbs glow at the same increased brightness.
B) The 100-W bulb glows brighter than the 50-W bulb.
C) Both bulbs glow at the same reduced brightness.
D) The 50-W bulb glows more brightly than the 100-W bulb.

Question 2

Oil of specific gravity 0.90 is poured on top of a beaker of water. A cube of plastic of specific gravity 0.95 is placed in the liquid. What fraction of the cube will be immersed in water?

What will be an ideal response?