A 1.5 cm diameter ball bearing at a temperature of 100 C is cooled by passing water at 27 C and a velocity of 0.3 m/s over it. Calculate heat dissapation by the bearing. The thermo-physical properties of the water are µ = 18.46 x 10“ N.s/m2, µs = 20.82 x 10 N.s/m2 p= 1.1614 kg/m', Pr 0.707 and k= 0.0263 W/m.K. Determine:

A 1.5 cm diameter ball bearing at a temperature of 100 C is cooled by passing water at 27 C and a velocity of 0.3 m/s over it. Calculate heat dissapation by the bearing. The thermo-physical properties of the water are µ = 18.46 x 10“ N.s/m2, µs = 20.82 x 10 N.s/m2 p= 1.1614 kg/m', Pr 0.707 and k= 0.0263 W/m.K. Determine:

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

f(10x¹ - 3x² +9) dx
Part I. Shorter problems focused on the fundamentals a. For the image at the right, the coordinate angles are a = 57°, ẞ= 121°, y=49°, and the point along a-a is (15,-6,3). What is the angle between lines a-a and b-b? Z b-b B LL F a (x,y,z) a-a Y b. If the magnitude of the force, F-3121bf, what is the magnitude projected along the a-a axis? y
900 Determine the bar force in members Zo00 3; hi ; Jd 4 bc 00
QUESTION 1 Draw (hand drawing) three views of the following components, in third angle projection (including the symbol). Show hidden details where necessary. Arrow indicates the front view of the object. Figure 1 Figure 2
(b) In Figure Q5, the 17 kg of circular disk is originally rotating with a clockwise angular velocity, o = 49 rad/s at the end of the link BC. Given the kinetic coefficient of friction, uk = 0.25 when the disk is then placed against the wall. (i) Draw the kinetic diagram of all forces exerted on the circular disk. (ii) Calculate the force of link BC. (iii) Calculate the angular acceleration of the circular disk. (iv) Calculate the time required to stop the motion of the circular disk,
3. Determine the displacement of an eight-cylinder engine having a bore of 3.25 in and a stroke of 3 in.
19) During the Vicker harness experiment, it is found that the diameter of indenter is larger than indentation diameter. Select one: True False
Determine the following: x, y, Ix, Iy 1. y -240 mm 16 mm 12 mm 150 mm -10 mm 12 mm 16 mm 180 mm-
7
resolve, show all elements and fbd
x=-2-5-6/2m
i need the answer quickly