Hydraulics & Fluid Mechanics The surface tension of mercury at normal temperature compared to that of water is more or less depending on size of glass tube less more same more or less depending on size of glass tube less more same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Operation of McLeod gauge used for low pressure measurement is based on the principle of Pascal’s law Charle’s law gas law Boyle’s law Pascal’s law Charle’s law gas law Boyle’s law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horizontal component of force on a curved surface is equal to the weight of liquid vertically above the curved surface force on a vertical projection of the curved surface product of pressure intensity at its centroid and area force on the horizontal projection of the curved surface weight of liquid vertically above the curved surface force on a vertical projection of the curved surface product of pressure intensity at its centroid and area force on the horizontal projection of the curved surface ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The increase in meta centric height i) increases stability ii) decreases stability iii) increases comfort for passengers iv) decreases comfort for passengers The correct answer is (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) (i) and (iii) (ii) and (iii) (i) and (iv) (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge over a broad crested weir is maximum when the depth of flow is (where H is the available head) H/3 2 H/3 H/2 2 H/5 H/3 2 H/3 H/2 2 H/5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Steady flow occurs when the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the velocity at all points are identical the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the magnitude and direction of the velocity do not change from point to point in the fluid the velocity of successive fluid par-ticles, at any point, is the same at suc-cessive periods of time the direction and magnitude of the velocity at all points are identical the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane the magnitude and direction of the velocity do not change from point to point in the fluid ANSWER DOWNLOAD EXAMIANS APP
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