engineering recuitment Cochin Shipyard Executive Trainee Mechanical Mock Test Fluid Mechanics Pressure Measurement Pressure Measuring Instruments
In a differential manometer, a head of 0.5 m of fluid A in limb 1 is found to balance a head of 0.3 m of fluid B in limb 2. The atmospheric pressure is 760 mm of mercury. The ratio of specific gravities of A to B is:
1
0.25
2
0.6
3
2
4
4