Sometimes a flashlight filament glows red instead of white, which indicates a lowness of A) ...

Author Question: Sometimes a flashlight filament glows red instead of white, which indicates a lowness of A) ... (Read 35 times)

Alainaaa8

Hero Member
Posts: 576

on: Jul 29, 2018

Sometimes a flashlight filament glows red instead of white, which indicates a lowness of

A) current in the filament.
B) filament temperature.
C) both of these
D) neither of these

Question 2

If wavelengths of emitted light become longer, the energy per photon of light

A) increases.
B) remains constant.
C) decreases.
D) none of the above

cascooper22

Sr. Member
Posts: 312

Reply #1 on: Jul 29, 2018

Answer to Question 1

Answer: C

Answer to Question 2

Answer: C

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