Q1/ complete the dimensional formula and Sl units for table. US SI. No Physical Quantity S.I Unit Dimensional Formula customary unit 1 Area (A) work (w) Density (d) 4 Speed (s) stress (6) Acceleration (a) Q2/ Suppose we are told that the acceleration a of a particle moving with uniform speed v in a circle of radius r is proportional to some power of r, say r", and some power of v. say v also some power of mass, say m°. Determine the values of n 23

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
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Author:Kreith, Frank; Manglik, Raj M.
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Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
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Q1/ complete the dimensional formula and SI units for table.
US
Physical
Quantity
SI. No
Dimensional Formula
S.I Unit
customary
unit
Area (A)
work (w)
3
Density (d)
4
Speed (s)
stress (6)
Acceleration
(a)
Q2/ Suppose we are told that the acceleration a of a particle moving with uniform
speed v in a circle of radius r is proportional to some power of r, say r", and some
power of v, say vm , also some power of mass, say m". Determine the values of n
and m and o
Q3/ Show that the expression (x, = x +v, t+ % a t) is dimensionally correct, where
X, and x, are the position and a is the acceleration, and t is the time, v is the
velocity.
Transcribed Image Text:HW-1-.docx -> Q1/ complete the dimensional formula and SI units for table. US Physical Quantity SI. No Dimensional Formula S.I Unit customary unit Area (A) work (w) 3 Density (d) 4 Speed (s) stress (6) Acceleration (a) Q2/ Suppose we are told that the acceleration a of a particle moving with uniform speed v in a circle of radius r is proportional to some power of r, say r", and some power of v, say vm , also some power of mass, say m". Determine the values of n and m and o Q3/ Show that the expression (x, = x +v, t+ % a t) is dimensionally correct, where X, and x, are the position and a is the acceleration, and t is the time, v is the velocity.
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