1.

A black body is at a temperature of 2880K. The energy of radiation emitted by this object between wave length 4990A^(0) and 5000A^(0) is U_(1), between 9990A^(0) is U_(2) and between 14990A^(0) and 15000A^(0) is U_(3). The Wien.s constant b=2.88xx10^(-3) mK, then

Answer»

`U_(2)GT U_(1)`
`U_(2)gt U_(3)`
`U_(1)=U_(3)lt U_(2)`
`U_(1)lt U_(2)lt U_(3)`

Answer :A::B


Discussion

No Comment Found