WAEC - Physics (1990 - No. 16)
Dry hydrogen is trapped by pellet of mercury in a uniform capillary tube closed at one end. If the length of the column of hydrogen at 27°C is 1.0m, at what temperature will the length be 1.20m?
22.5oC
32.4oC
77.0oC
87.0oC
360.0oC
คำอธิบาย
V1T1
= V2T2
1.0(273 + 27)
= 120T2
T2 = 360K = 87