Difference between revisions of "Gravitational Lensing"
From PGSC Wiki
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*What kind of objects can cause gravitational lensing? | *What kind of objects can cause gravitational lensing? | ||
− | **what's the smallest thing we know that | + | **what's the smallest thing we know that causes lensing? |
Revision as of 22:48, 11 December 2007
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?