well i m a student of mit college, pune. i was bunking colege and i was at my flat which is on 7th floor and i was busy sleeping suddenly i felt my wooden bed shaking and i got up to discover that my water jar was rolling on the gound.my fan was dancing in mid air. ink fell from the ink botle and all my papers were soiled. i think i felt the shakes for some 20 - 30 seconds.