2. Obtain the equation of motion and hence the natural frequency of the system. A O H 171 L L H/2 H B Water surface The figure shows a schematic diagram of a wave energy harvesting device. It consists of two cylindrical buoys with cross-sectional area A, height H and mass m, attached to a bar with total length 2L and negligible mass. The buoys are immersed in water with mass density p. During operation waves cause the bar AB to rock through a time-varying angle as shown. When 80 both buoys are half submerged (x=H/2).

2. Obtain the equation of motion and hence the natural frequency of the system. A O H 171 L L H/2 H B Water surface The figure shows a schematic diagram of a wave energy harvesting device. It consists of two cylindrical buoys with cross-sectional area A, height H and mass m, attached to a bar with total length 2L and negligible mass. The buoys are immersed in water with mass density p. During operation waves cause the bar AB to rock through a time-varying angle as shown. When 80 both buoys are half submerged (x=H/2).

Name: mecha 2. Obtain the equation of motion and hence the natural frequency
Uploaded: 2024-03-20T06:56:55.000Z
Channel: Bartleby
Description: mecha 2. Obtain the equation of motion and hence the natural frequency of the system.HA 0LH/2 HBWater surfaceThe figure shows a schematic diagram of awave energy harvesting device. It consists oftwo cylindrical buoys with cross-sectional areaA, heigh

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

See similar textbooks

Similar questions

Air enters through a duct of a fan with a velocity of 4m/s and an inlet pressure of2cm of water less than atmospheric pressure. The air leaves the fan through aduct at a velocity of 12m/s and a discharge static pressure of 8cm of waterabove atmospheric pressure. If the specific weight of air is 1.2kg/m3 and the fandelivers1 2m3/s, what is the fan input power to the motor if the fan has amechanical efficiency of 70% and motor efficiency of 80%.
A pump takes water at 60 F from a largereservoir and delivers it to the bottom of anopen elevated tank 25 ft above the reservoirsurface through a 3-in ID pipe. The inlet tothe pump is located 10 ft below the watersurface, and the water level in the tank isconstant at 160 ft above the reservoir surface.The pump delivers 150 gal/min. If the total loss of energy due to friction in the pipingsystem is 35 ft-lb, per 1bm of fluid, calculatethe horsepower required to do the pumping.The pump-motor set has an efficiency of 55%.
A jet of water whose diameter is 5cm strikes a fixed cup with a velocity of 9.45m/s and is deflected by 165 degree. The jet leaves with a velocity of 30m/s . if the cup offers a reactive force of 26.5N to the jet when the flow rate was 980 N/min. Determine the ratio of a) Actual to theoretical forces of the jet. b) Velocities at outlet and inlet. Assume any missing data.
A cylindrical tank is being filled with water flowing with constant velocity V1 through a tap (Tap 1) that has an opening of diameter D1. The tank is initially empty and contains a tap (Tap 2) placed H1 m above the bottom of the tank that drains waterat a velocity of ? = √2?h. Assuming flow through Tap 2 starts the moment Tank 1 2height reaches H1 m, write the differential equation governing the change of water level inside the tank with time (?h =? );??i) Before water level reaches H1.ii) After water level reaches H1 up until the tank is full.Do NOT attempt to solve the differential equations!Just drive the differential equations and write the boundaries of the definite integrals.
A fully-filled open storage tower of height 32 m and diameter 3.0m supplies water to a house. A horizontal pipe at the base of the tower has a diameter of 2.54cm. To satisfy the needs of the home, the supply pipe must be able to deliver water at a rate of 0.67 gal/s. a. If water were flowing at the maximum rate, what would be the pressure in the horizontal pipe?b. A smaller pipe, of diameter 1.27 cm supplies the second floor of the house, a distance of 7.2 m above the ground level. What are the flow speed and water pressure in this pipe?
1) Interpret solar power in the context of environmental impact.2. What is the rigid dichotomy between windmill and diesel-driven pumps?3. For a normal windmill-driven pump at 3 m/s wind speed, the yield at a 10 m Head is typically 0.12 liters/s per m2 of rotor area, value windmills in the context of yield.
Water at 20°C is pumped at a constant rate of 9 m3/h from a large reservoir resting on the floor to the open top of an experimental absorption tower. The point of discharge is 5 m above the floor, and friction losses in the 50-mm pipe from the reservoir to the tower amount to 2.5 J/kg. At what height in the reservoir must the water level be kept if the pump can deliver only 0.1 kW?The value of alpha we should use for the kinetic energy term is?
A vertical lock gate is 4 m wide and seperates 20oC water levels of 2 m and X m respectively (ρw=1000 kg/m3). Finda) the forces exerted on the gate by water levels.b) the moment about the bottom required to keep the gate stationary. X=94 m
Determine the maximum allowable suction head for a pump with a cavitation constant equal to 0.3 when the total dynamic head is 40 m. Assume that the pump is to operate at sea level and a temperature of 25°C. Patm is 101.3 kN/m2 at 25°C; Pvapor is 3.17 kN/m2 at 25°C and the specific weight of water is 9.78 kN/m³ at 25°C.
A pump draws water from a 20 cm diam suction pipe and discharges through a15 cm diam pipe in which the velocity is 3.60 m/s. The pressure is – 34. 465 kPaat A in the suction pipe. The 15 cm diam pipe discharges horizontally into air atC. To what height h above B can the water be raised if B is 1.8 m. above A and20 hp is delivered to the pump? Assume that the pump operates at 80 %efficiency and that the frictional loss in the pipe between A and C is 3 m. Determine the inclination angle at point C for the water stream to reach a range of 10 m. Calculate the maximum height that the water can go from the selected datum plane.
A reducing bend with an inlet diameter of 200 mm and exit diameter of 150 mm bends 40 degreesupwards. The water velocity and corresponding pressure at the inlet to the band is 4, 5 m/s and 70 kParespectively. Determine the weight flow, the water flow velocity at the exit to the bend, the bend exitpressure if the friction head loss through the bend section is 2 m and the magnitude and direction ofthe resultant force flowing through the bend.
Water at 20°C is pumped at a constant rate of 9 m3/h from a large reservoir resting on the floor to the open top of an experimental absorption tower. The point of discharge is 5 m above the floor, and friction losses in the 50-mm pipe from the reservoir to the tower amount to 2.5 J/kg. At what height in the reservoir must the water level be kept if the pump can deliver only 0.1 kW? i.At what height should the liquid level in the reservoir be? ii.Determine the velocity of the water as it enters the top of the absorption tower. iii.Determine the mass flow rate of the flowing water (in kg/s)