In the J-tube above Y and X are on the same hor... - JAMB Physics 1999 Question
A
15 cm3
B
25 cm3
C
35 cm3
D
45 cm3
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Correct Option: B
Since the temperature of the air is to remain Constant => P1V1 = P2V2
∴ 75 x 30 = (75 + 15) x V2
75 x 30 = 90 x V2
| => V2 = | 75 x 30 |
| _90 |
| = | 2250 |
| _90 |
= 25cm2
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