A 25mm radius shaft is forced at 300 mm/s inside a 25.5 mm radius bearing sleeve having a length of 230 mm. the clearance between them is filled with oil (SG = 0.8) having a kinematic viscosity of 0.003 m²/s. what is the force on the shaft exerted by the oil? Select the correct response: 24.7 N 276.4 N 360 N 64.8 N 76.1 N A 25mm radius shaft is forced at 300 mm/s inside a 25.5 mm radius bearing sleevehaving a length of 230 mm. the clearancebetween them is filled with oil (SG = 0.8)having a kinematic viscosity of 0.003 m²/S. what is the force on the shaft exerted bythe oil?Select the correct response:24.7 N276.4 N360 N64.8 N76.1 N

given data; ⇒radius of shaft (R)=25mm⇔0.025m⇒diameter of shaft(d)=2R=50mm⇔0.05m⇒length of shaft…

A 25mm radius shaft is forced at 300 mm/ s inside a 25.5 mm radius bearing sleeve having a length of 230 mm. the clearance between them is filled with oil (SG = 0.8) having a kinematic viscosity of 0.003 m²/ S. what is the force on the shaft exerted by the oil?

A 25mm radius shaft is forced at 300 mm/ s inside a 25.5 mm radius bearing sleeve having a length of 230 mm. the clearance between them is filled with oil (SG = 0.8) having a kinematic viscosity of 0.003 m²/ S. what is the force on the shaft exerted by the oil?

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

A hydraulic lift of the type commonly used for greasing automobile consists of a 280.18-mm- diameter cylinder, the annular space being filled with oil having a kinematic viscosity of 0.00042 m'/s and specific gravity of 0.86. If the rate of travel of the ram is 0.22 m/s, find the frictional resistance when 2 m of the ram is engaged in the cylinder. -Ram, 10.000 in dia - Oif film, 0.003 in thick - Fixed cylinder
Q:- A solid circular cylinder of diameter 100 mm and length 200 mm slides inside a vertical smooth pipe that has inside diameter 100.5 mm. The small space between the cylinder and the pipe is lubricated with an oil film that has viscosity 3 N.s/m2.The cylinder weight 20 N and concentric with the pipe as it falls .Find the rate of the changer in velocity of the cylinder? Pbe Cylinder O Flm
Shaft (250 mm diameter) rotates at 250 rpm inside a sleeve (251 mm diameter) with a constant clearance. If the power required to rotate the shaft is 2204 watts, find the viscosity (N.sec/m) of lubricant oil in the clearance. Take length of sleeve as 150 mm. Your answer
A hydrodynamic journal bearing is subject to 2000 N load at a rotational speed of 2000 rpm Both bearing bore diameter and length are 40 mm. If radial clearance is 20 um and bearing is lubricated with an oil having viscosity 0.03 Pa-s, find the Sommerfield number of the bearing.
A fluid is being pumped through a pipe. The density of fluid is 872 kg/m³. The viscosity is 2.8x102 Pa.s. The velocity in the pipe is 5.9 m/s. If the Reynolds number is 2100. a- What is the pipe cross-sectional area? b- If the pipe cross-sectional area increased 1.5 fold under same Reynold number, density and viscosity, what is the new velocity?
Q1/ A 120 mm disc rotates on a table separated by an oil film of 1.8 mm thickness. Find the viscosity of oil if the torque required to rotate the dise at 60 r.p.m is 3.6 x 10 N.m. Assume the velocity gradient in the oil film to be linear u= 0.0506 poise. %3D N-60 r.p.m. Dise 1.8 mm Oil film (1= dy) 120 mm Table Figure (1)
7A 25 mm diameter shaft is pulled through a cylindrical bearing as shown n (1.7).The lubricant that fills the 0.3 mm gap between the shaft and the bearng an oil having kinematic viscosity of 8*10+ m?/s and a specific gravity oI 0.91.Determine the force (P) required to pull the shaft at a velocity of 2 m/s.Assume the velocity distribution in the gap is linear. Eearing Lubricant Shaft 0.5 m Figure (!.7)
Q1/ A 120 mm disc rotates on a table separated by an oil film of 1.8 mm thickness. Find the viscosity of oil if the torque required to rotate the disc at 60 r.p.m is 3.6 x 10 N.m. Assume the velocity gradient in the oil film to be linear = 0.0506 poise. N-60 r.p.m. Dise 18 mm R- Oil film (1= dy) 120 mm Table Figure (1) Q2/ The pressure in a natural gas pipeline is measured by a double U-tube manometer with one of the arms open to the atmosphere. The absolute pressure in the pipeline is to be determined if h-0.7 m, h-0.4 m, and h- 1.0 m. Take the densities of water, oil, and mercury to be 1000 kg/m', 840 kg/m', and 13,600 kg/m', respectively. Water Natural Nrcury (1-1)
YouTube mana TWILCH Cônan Filler and rear edges (in kN/m). (take Y=9.8 kN/m" for water) Your answer 10 points Shaft (250 mm diameter) rotates at 250 rpm inside a sleeve (251 mm diameter) with a constant clearance. the power required to rotate the shaft is 2204 watts, find the viscosity (N.sec/m²) of lubricant oil in the clearance. Take length of sleeve as 150 mm. Your answer 10 points SHOT ON BLACK SHARK 2 AI DUAL CAMERA Oil
An incompressible fluid (kinematic viscosity =7.4x10-7 m2/s, specific gravity=0.88) is held between two parallel plates. If the top plate is moved with a velocity of 0.5 m/s while the bottom one is held stationary the fluid attains a linear velocity profile in the gap of 0.5 mm between these plates,find the shear stress in Pascal on the surface of top plate.
A shaft of diameter 74.90mm rotates in a bearing of diameter 75.03mm and of 75mm length. The annular space between the shaft and the bearing is filled with oil having a coefficient of viscosity u = 0.096 Ns/m?. If the shaft rotates at 140 revs/min and the velocity distribution may be assmed linear, which of the following equations are applicable to determine the shear stress developed within the fluid? Select one: O a. Bernoulli's Equation O b. Continuity Equation Oc. Newtons Law of Viscosity O d. Momentum Equation Clear my choice Check For the information given in question 7 determine the distance over which the velocity is assumed to vary linearly. Select one: O a. 0.065mm O b. 0.13mm Oc. 149.93mm O d. 1.00mm
1. A shaft with 120 mm diameter and 200 mm longth rotatos in the cylindor at 40 rpm, the distance between the cylinder and the shaft is 0.04 mm and is fillod with oil. Dynamic viscosity of the oil is p = 0.04 Ns/m2. Find tho moment to turn the shaft. 0.04 mm M 120 mm L=200 mm Oil p-0.04 Nsim? 2. A 0.4 mm diameter glass tube is inserted into kerosene at 20°C (p=804kg/m³). The contact angle of kerosene with a glass surface is 26°. Determine the capillary rise of kerosene in the tube. (The surface tension of kerosene-glass at 20'C is 0.028 N/m) 3. A liquid which is compressed in a cylindor has a volume of 1200 cm' at 1.2 MN/m² and 990 cm' at 2 MN/m?. What is the comprossibility of the liquid (K) ? 4. Find capillory rise (h) betwoen two concentric tubos that have radius of , and n (contact angle is 0, specific woight of fluid is y).