Explanation Write the expression for the capacitance. C = q V ...... (I) Here, the electric charge is q and the voltage is V . Write the expression for the current flowing per unit time or charge. q = I × t ...... (II) Here, the current is I and time is t . Write the expression for the voltage. V = P I ...... (III) Here, the power is P . Write the expression for the power. P = W t ...... (IV) Here the work is W Write the expression for the work. W = F × D ...... (V) Here, the distance is D and force is F . Write the expression for the primary dimension of time. t = [ T ] ...... (VI) Write the expression for the primary dimension of force. F = [ M L T − 2 ] ...... (VII) Write the expression for the primary dimension of distance. D = [ L ] ...... (VIII) Write the expression for the primary dimension of current. I = [ A ] ...... (IX) Calculation: Substitute F × D for W in Equation (IV). P = F × D t Substitute F × D t for P in Equation (III). V = F × D t I = F × D I t Substitute F × D I t for V and I × t for q in Equation (I)

Fluid Mechanics Fundamentals And Applications

3rd Edition

ISBN: 9780073380322

Author: Yunus Cengel, John Cimbala

Publisher: MCGRAW-HILL HIGHER EDUCATION

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Chapter 7, Problem 108P

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The primary dimensions of electrical capacitance.

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Chapter 7, Problem 107P

Chapter 7, Problem 109P

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Chapter 7 Solutions

Fluid Mechanics Fundamentals And Applications

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Ch. 7 - Prob. 11P Ch. 7 - You are probably familiar with Ohm law for...Ch. 7 - Write the primary dimensions of each of the...Ch. 7 - Prob. 14P Ch. 7 - Prob. 15P Ch. 7 - Thermal conductivity k is a measure of the ability...Ch. 7 - Write the primary dimensions of each of the...Ch. 7 - Prob. 18P Ch. 7 - Prob. 19EP Ch. 7 - Explain the law of dimensional homogeneity in...Ch. 7 - In Chap. 4, we defined the material acceleration,...Ch. 7 - Newton's second law is the foundation for the...Ch. 7 - Prob. 23P Ch. 7 - Prob. 24P Ch. 7 - An important application of fluid mechanics is the...Ch. 7 - Prob. 26P Ch. 7 - Prob. 27P Ch. 7 - What is the primary reason for nondimensionalizing...Ch. 7 - Prob. 29P Ch. 7 - In an oscillating compressible flow field the...Ch. 7 - In Chap. 9, we define the stream function for...Ch. 7 - In an oscillating incompressible flow field the...Ch. 7 - Prob. 33P Ch. 7 - Consider ventilation of a well-mixed room as in...Ch. 7 - List the three primary purposes of dimensional...Ch. 7 - List and describe the three necessary conditions...Ch. 7 - A student team is to design a human-powered...Ch. 7 - Repeat Prob. 7-34 with all the same conditions...Ch. 7 - This is a follow-tip to Prob. 7-34. The students...Ch. 7 - A lightweight parachute is being designed for...Ch. 7 - Prob. 41P Ch. 7 - The aerodynamic drag of a new sports car is lo be...Ch. 7 - This is a follow-tip to Prob. 7-37E. The...Ch. 7 - Consider the common situation in which a...Ch. 7 - Some students want to visualize flow over a...Ch. 7 - Prob. 46P Ch. 7 - Prob. 47P Ch. 7 - Prob. 48P Ch. 7 - Prob. 49P Ch. 7 - Prob. 50P Ch. 7 - A stirrer is used to mix chemicals in a large tank...Ch. 7 - Prob. 52P Ch. 7 - Albert Einstein is pondering how to write his...Ch. 7 - The Richardson number is defined as Ri=L5gV2...Ch. 7 - Consider filly developed Couette flow-flow between...Ch. 7 - Consider developing Couette flow-the same flow as...Ch. 7 - The speed of sound c in an ideal gas is known to...Ch. 7 - Repeat Prob. 7-54, except let the speed of sound c...Ch. 7 - Repeat Prob. 7-54, except let the speed of sound c...Ch. 7 - Prob. 60P Ch. 7 - When small aerosol particles or microorganisms...Ch. 7 - Prob. 62P Ch. 7 - Prob. 63P Ch. 7 - Prob. 64P Ch. 7 - An incompressible fluid of density and viscosity ...Ch. 7 - Prob. 66P Ch. 7 - One of the first things you learn in physics class...Ch. 7 - Prob. 68P Ch. 7 - Bill is working on an electrical circuit problem....Ch. 7 - A boundary layer is a thin region (usually along a...Ch. 7 - A liquid of density and viscosity is pumped at...Ch. 7 - A propeller of diameter D rotates at angular...Ch. 7 - Repeat Prob. 7-68 for the case an which the...Ch. 7 - In the study of turbulent flow, turbulent viscous...Ch. 7 - Prob. 75P Ch. 7 - Consider a liquid in a cylindrical container in...Ch. 7 - Prob. 77P Ch. 7 - Prob. 78CP Ch. 7 - Prob. 79CP Ch. 7 - Prob. 80CP Ch. 7 - Define wind tunnel blockage. What is the rule of...Ch. 7 - Prob. 82CP Ch. 7 - In the model truck example discussed in Section...Ch. 7 - A small wind tunnel in a university's...Ch. 7 - Prob. 87P Ch. 7 - There are many established nondimensional...Ch. 7 - Prob. 89CP Ch. 7 - For each statement, choose whether the statement...Ch. 7 - Prob. 91P Ch. 7 - Prob. 92P Ch. 7 - Prob. 93P Ch. 7 - The Archimedes number listed in Table 7-5 is...Ch. 7 - Prob. 95P Ch. 7 - Prob. 96P Ch. 7 - Prob. 98P Ch. 7 - Prob. 99P Ch. 7 - Repeal Prob. 7-100 except for a different...Ch. 7 - Prob. 101P Ch. 7 - Prob. 102P Ch. 7 - Au aerosol particle of characteristic size DPmoves...Ch. 7 - Prob. 104P Ch. 7 - Prob. 105P Ch. 7 - Prob. 106P Ch. 7 - Prob. 107P Ch. 7 - Prob. 108P Ch. 7 - Prob. 109P Ch. 7 - Prob. 110P Ch. 7 - An electrostatic precipitator (ESP) is a device...Ch. 7 - Prob. 113P Ch. 7 - Repeat pall (a) of Prob. 7-110, except instead of...Ch. 7 - Sound intensity I is defined as the acoustic power...Ch. 7 - Repeal Prob. 7-112, but with the distance r from...Ch. 7 - Engineers at MIT have developed a mechanical model...Ch. 7 - Prob. 118P Ch. 7 - Prob. 119P Ch. 7 - Prob. 120P Ch. 7 - Prob. 121P Ch. 7 - The primary dimensions of kinematic viscosity are...Ch. 7 - Prob. 123P Ch. 7 - Prob. 124P Ch. 7 - Prob. 125P Ch. 7 - There at four additive terms in an equation, and...Ch. 7 - Prob. 127P Ch. 7 - Prob. 128P Ch. 7 - Prob. 129P Ch. 7 - Which similarity condition is related to...Ch. 7 - A one-third scale model of a car is to be tested...Ch. 7 - A one-fourth scale model of a car is to be tested...Ch. 7 - A one-third scale model of an airplane is to be...Ch. 7 - Prob. 134P Ch. 7 - Prob. 135P Ch. 7 - Prob. 136P Ch. 7 - Consider a boundary layer growing along a thin...Ch. 7 - Prob. 138P

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