MCQOPTIONS
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MCQOPTIONS
| 1. |
The unit of Stefan's constant \[\sigma \] is       [AFMC 1986; MP PET 1992; MP PMT 1992; CBSE PMT 2002] |
| A. | \[W\,{{m}^{-2}}\,{{K}^{-1}}\]. |
| B. | \[W\,{{m}^{2}}\,{{K}^{-4}}\] |
| C. | \[W\,{{m}^{-2}}\,{{K}^{-4}}\] |
| D. | \[W\,{{m}^{-2}}\,{{K}^{4}}\] |
| Answer» D. \[W\,{{m}^{-2}}\,{{K}^{4}}\] | |