1.
A ) Define pressure?
B) A cylinder is placed on a horizontal surface. The following measurements were made on the cylinder: mass = 5.09 ± 0.01kg diameter = 9.4 ± 0.1cm
(i) Calculate the pressure produced by the cylinder on the surface.
(ii) Calculate the actual uncertainty in the pressure.
(iii) State the pressure with its actual uncertainty.
(iv) Distinguish between a systematic and a random error. [10marks] 7.
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