this should b posted ytd, as this happens in the lab ytd while we were conducting experiment....
we were going to conduct the experiment and we were planing 2 make a measurement on the pressure using the mercury manometer.At first, we faced a technical problem as the water pressure of the system went too high, resulting a hose of the system to got off its fitting and the water splashed arnd us, making us soaked.( and al this happened when the lecturer went out....) we then manage to fix the pipe back.
Then we were forced to move on th e2nd experiment which is on another machine. the starting of it was abit rough as as soon the lecturer turn on the pump, water shot outand spalshed on an de, poor fella... the groupmates, which is us laughed like heck as things got more n more 'intresting'.
When he came back, we told him the equipment was down and he is like shock, saying," how the hell u guys get it to go 'exploade' and this is the first time i ever seen this happen before for all this while i conducting this experiment". We then are switched to another machine to continue another experiment.
While conducting the 2nd experiment, the lecturer went out again sying going 4 washroom 4 2 minute and will be back ASAP as he feel unease as the pipe actually came off the 1st machine. At the mean time, Joseph went to check on the machine and was saying how come the flow of the water are so slow? n hence the itchy hand alex come in, creating trouble. put the water at full blast. and we sawthe water flowing too fast creating a turbulent flow forcing the mecury out of the manometer. The 1st thing we said was we are really screwed now.... lol.... siao...
juz came back from the washroom, the lecturer knew something happened while he was gone and he said y we still go n touvh it as he edi told us to leave the thing alone. Luckily, the mecury didn't came out of the system n the lab assistant manage to collect the mecury back to the manometer and case close. luckily, the mecury was not spilled out of the system or else we really would b in deep trouble...XP....
Wednesday, August 20, 2008
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