It is always observed that when Rahu makes a connection with other planet by conjunction or aspects, it destroys the signification of planet and house it is placed , this is known as affliction. If the afflicted planet is weak or ill placed then the destruction would be more or if the planet is strongly placed the destruction would be less.
what is rahu
In vedic astrology, Rahu is illusion. Rahu is magic – anything that can fool people. Rahu is visual reality, gadgets and software, digital things, video and electronic things. Rahu shows future karma. Rahu is unexpected result. Rahu is an outcast planet and behaves mysteriously. Rahu is a rebel and always tries to find shortcut. Thieves,robbers are Rahu. Anything material is Rahu.