If the red shift of a quasar were 3, at what wavelength would the 486.1 nm line of hydrogen appear in the quasar's spectrum?

What will be an ideal response?


1944.4 nm

Physics & Space Science

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For the same temperature increase in a system, the change in entropy, DS, is largest in a reversible

a. constant volume process. b. constant pressure process. c. adiabatic process. d. process in which no heat is transferred. e. process in which no work is performed.

Physics & Space Science

The lakes of Titan consist of liquid ________

Fill in the blank(s) with correct word

Physics & Space Science

A 120 kg scuba diver with tanks and equipment is submerged and floating underwater in seawater. The volume of the seawater displaced by the scuba diver with tanks and equipment is

A. 0.097
B. 0.102
C. 0.117
D. 0.154
E. 0.177

Physics & Space Science

Which type of hydrogen is referred to as "heavy hydrogen"?

a. Tritium b. Hydronium c. Protium d. Deuterium

Physics & Space Science