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

Related MCQs

• The lift force acts in _____ to the flow velocity.
• The hydraulic mean depth or the hydraulic radius is the ratio of
• Hydraulic energy is converted into another form of energy by hydraulic machines. What form of energy is that?
• The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is
• In which pump is the liquid in contact with both the sides of the plunger          
• The hydraulic mean depth for a circular pipe of diameter (d) is
• Find the diameter of jet D, if jet ratio m and diameter of jet d are given as 10 and 125mm.
• The hydraulic efficiency of Pelton turbine will be maximum when blade velocity is equal to               
• The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid)
• A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension)