Light the Match (same as C+65+2).

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(E)Optics - E+40: Mirrors

Parabolic mirrors: Light bulb ignites a match. Two metal parabolic mirrors are exactly aligned facing each other. A 500W bulb is set at the focus of one mirror and a match at the other. As the variac is turned up, the match will begin to smoke, and in about 30 seconds, bursts into flames. (Same apparatus as C+65+2)
UCB Index: 
E+40+42
PIRA Index: 
6A20.60
Demo Diagram: 

UCB Taxonomy:

PIRA Taxonomy:

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E+40+41 Concave mirrors focus candle flame on thermopile across bench. (same as 650)
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E+40+45 Shape of Reflection depends on shape of mirror