A source of light is at a temperature of 1000°C. Its temperature is then increased to 2000°C, Increasing the temperature causes the peak intensity wavelength to
A)triple.
B)halve.
C)decrease but not quite halve.
D)double.
E)more than double.

Question

Quizplus · Accepted Answer

According to Wien's Law, the peak wavelength is inversely proportional to the temperature. Doubling the temperature will cause the peak wavelength to decrease, but not quite halve.

A Source of Light Is at a Temperature of 1000°C