Pressure - Page 4
Questions
- How to solve this ?
- How to understand this ?
- Why does not the speed of sound depends on the pressure of the air?
- If the equivalent head is measured as 400 m and g=9.8m/s^2 , what is the pressure of mercury with relative density 13.6 and that of water?
- A liquid of density r and surface tension S rises to a height h in a capillary tube of diameter D. What is the weight of the liquid in the capillary tube? Take angle of contact to be 0º?
- At what height can the water rise in the water pipes of a multi-store house, if the ground water pressure is #p# = #10^6# Pa. If the density of the water is # ρ = 1 000 "kg/m"^3 # ?
- What is the rate at which water is being pumped into the tank in cubic centimeters per minute, If the water level is rising at a rate of 19 centimeters per minute when the height of the water is 4.0?
- If a solid will break under pressure greater than #13atm# and that solid has specific gravity of 4, what is maximum height of a circular column made from the solid that can be built at the earth's surface?( Note: #1atm = 10^5 Pa#), #g = 10m/s^2#
- The loss in weight of a solid when immersed in a liquid at 0°C is #W_1# and at t°C it is W. If the cubical expansion coefficient of solid and liquid are #gamma_s# and #gamma_l# resp then W is equal to?
- I really bad at physics can someone help me with this question ?
- A rectangular glass block of dimensions 30 cm by 5 cm by 10 cm weight 37.5 N calculate the least and greatest pressure it can exert when resting on a horizontal table. Can anybody help me with this?
- How long it will take for 500ml of water to flow through a 15cm long 1.5mm radius if the pressure differential across the pipe is 4kpa?the viscosity of water is 0.8 cpoise. Ans=7.5s
- If the atmospheric pressure is 101 kN/m^2 , what is the absolute pressure of water at depth of 12 m below the surface?
- What is water pressure and what is an example of how it was used?
- Write an expression indicating the Bernoulli equation, define all the symbols used and state all the conservation of energy involved?
- A hydraulic system has small and large pistons with cross-sectional area of 3x10^-4 m^2 and 6x10^-3m^2 respectively. When a firce of 30N is applied to small piston, it pushes down the piston by 30cm. Determine pressure transmitted in the fluid?
- If #400# #Pa# of pressure is applied to an area of #55# #m^2#, what is the resulting force?
- A rectangular tank measures 12m long and 6 m wide is filled with water to a depth of 3 m. What is the pressure at the bottom of the tank?
- A jet is flying at Mach 1.5. What is its air speed?