Author Question: The filament of a lightbulb glows, while the connecting wires do not. This is because A) the ... (Read 77 times)

BRWH · **on:** Jul 29, 2018

The filament of a lightbulb glows, while the connecting wires do not. This is because

A) the wires are made of a type of material that cannot heat up.
B) the resistance is larger in the lightbulb than in the wires.
C) the current is larger in the lightbulb than in the wires.
D) the resistance is smaller in the lightbulb than in the wires.
E) the current is smaller in the lightbulb than in the wires.

Question 2

The planet Jupiter is 7.78 1011 m from the sun. How long does it take for Jupiter to orbit once about the sun given that the distance from the earth to the sun is 1.50 1011 m?

A) 2.3 years
B) 5.2 years
C) 6.0 years
D) 12 years
E) 27 years