Difference between revisions of "Gravitational Lensing"
From PGSC Wiki
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**what's the smallest thing we know that causes lensing? | **what's the smallest thing we know that causes lensing? | ||
− | *"Write any equation | + | *"Write down any equation related to lensing." (SR) |
− | *How do you determine the magnification of a gravitationally lensed image from the lens equation | + | *How do you determine the magnification of a gravitationally lensed image from the lens equation? (SR) |
[[Astrophysics]] | [[Astrophysics]] |
Revision as of 16:17, 5 December 2008
Questions in this category have been asked by PJ, MT and SR
- How can you use gravitational lensing to determine H0?
- What is the deflection of light by sun using newtonian mechanics? (calculate it, do the integral)
- Compare it with the GR result
- What kind of objects can cause gravitational lensing?
- what's the smallest thing we know that causes lensing?
- "Write down any equation related to lensing." (SR)
- How do you determine the magnification of a gravitationally lensed image from the lens equation? (SR)