Hydraulics and Fluid Mechanics in ME A hydraulic press has a ram of 15 cm diameter and plunger of 1.5 cm. It is required to lift a weight of 1 tonne. The force required on plunger is equal to 1 kg 1000 kg 100 kg 10 kg 1 kg 1000 kg 100 kg 10 kg ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an isothermal atmosphere, the pressure increases exponentially with elevation remains constant decreases linearly with elevation varies in the same way as the density increases exponentially with elevation remains constant decreases linearly with elevation varies in the same way as the density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic press is a device used All of these To store pressure energy which may be supplied to a machine later on To lift larger load by the application of a comparatively much smaller force To increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure All of these To store pressure energy which may be supplied to a machine later on To lift larger load by the application of a comparatively much smaller force To increase the intensity of pressure of water by means of energy available from a large quantity of water at a low pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have. Kinematic similarity Dynamic similarity Geometric similarity None of these Kinematic similarity Dynamic similarity Geometric similarity None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (IG/Ax̅) + x̅ (Ax̅/IG) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Pelton wheel develops 1750 kW under a head of 100 meters while running at 200 r.p.m. and discharging 2500 liters of water per second. The unit speed of the wheel is 40 r.p.m. 10 r.p.m. 80 r.p.m. 20 r.p.m. 40 r.p.m. 10 r.p.m. 80 r.p.m. 20 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
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