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- 14 cim 4 çın 30 cm The force and dimension where the weight of the tissue and bones of the hand and arm (H) at their center of gravity. From this example : find value of (M) when W=10ON ? Sol: Tow torques : 1. due to the weight W 2. due to muscle MA stirrer is used to mix chemicals in a tank let tank diameter Dtank and average liquid depth htank. The shaft power W . supplied to the stirrer blades is a function of stirrer diameter D, liquid density ? ,liquidviscosity ? , and the angular velocity ? of the spinning blades.Use the method of repeating variables to generate a dimensionless relationship between these parameters. Show all your work and be sure to identify your Π groups, modifying them as necessary.A bullet is to be tested in the laboratory to determine the drag force on it. Dependent parameter the drag force D (Newton) depends on the velocity of the bullet V(m/s), the length of the bullet L(m), sound velocity c(m/s), density of fluid ρ (kg/m3) and dynamic viscosity µ(kg/ms). Solve the problem by making the necessary assumptions and drawing the schematic figure. I-Determine the nondimensional p parameters using repeating variables ii-a bullet with a speed of 96,2 m/s in air may be modelled in a water tunnel with a test section velocity of 262 cm/s. Determine the length of the model, if the length of the bullet is 56,2 mm. The air and water temperature is 20 oC degree at 1 atm. iii- if the drag force on the model is measured to be 2,62 N, then determine the expected drag force on the bullet. Comment on dynamic similarity equivalence?
- In making a dimensional analysis, what rules do you followfor choosing your scaling variables?A stirrer is used to mix chemicals in a large tank. The shaft power W . supplied to the stirrer blades is a function of stirrer diameter D, liquid density ? ,liquidviscosity ? , and the angular velocity ? of the spinning blades.Use the method of repeating variables to generate a dimensionless relationship between these parameters. Show all your work and be sure to identify your Π groups, modifying them as necessary.Gas at (15 bar) and C 20°C ) ina clossed Vessel is compressed to (10 bar). Its temperature then becomes c180°c).f the compression follows the law IpV= c]. Find :- a/ The value of (n). The compression matio .
- Here are these questions if I could get help with themIf a spherical storage tank holds 40,000 gallons (120,000 liters) of water,what diameter must it have?If a cylindrical storage tank has a 40-foot (12 m) diameter circular 05::=how high must it be to hold 1 million gallons (3 million liters)?If water is moving at a rate of 3.2 ft3/sec (90,000 cc/sec), how manygallons (liters) per minute is this?If the specific gravity of gold is 19.0. what is the weight of a cubic inch(cubic centimeter) of gold? A cubic foot (cubic meter)?How do you get from equation 3.1.1 to 3.1.5? I understand that yoy mutiply both sides by Ui, but I'm confused on the math that is done to bring Ui into the partial derivative. Please show all intermediate steps.An air whose cross-sections are visible in the figure on the side Channel 40 cm diameter and 60 cm tall test section references The air temperature is 200oC. At the entrance of the Test section A uniform airspeed of 2 m/s was measured.a) the number of Reynolds at the end of the test section (Rex)calculate.b) limit layer thickness at the end of the test sectioncalculate.c) air velocity test on centerlinewhat percentage increases by the end of the section,calculate.d) local surface friction at the end of the test sectioncalculate the coefficient. v = 1,516 . 10-5 m2/s.
- Consider the following equation: 1 dollar bill ≈ 6 in. Is thisrelation dimensionally inconsistent? Does it satisfy thePDH? Why?1- Find using Buckingham Theorem the relationship of the effect on pressure drop (AP) (M L-¹T2), of the variables d- pipe diameter (L), 1- pipe length (L), p-fluid density (ML-³) μ- Fluid viscosity (ML-¹T-¹) and V- Fluid velocity (L T-¹). - Assume the input power to a pump P (ML T-¹) is depend on Q- Flowrate (L3 T-¹), H-pump head (L), p-fluid density (ML-³) Create a relation by dimensional analysis between the power and other variables by Buckingham Theorem. Assume the input power to a pump P (ML T-¹) is depend on Q- Flowrate (L³ T-¹), H-pump head (L), p- fluid density (M L-³) Create a relation by dimensional analysis between the power and other variables by Rayleigh Method.1. Aspring mass system serving as a shock absorber under a car s suspension, supports the M = 1000 kg mass or the car. For this shock absorber, k = 1x 10°/m and c = 2x 10' N s/m. Tne car drives over a corrugated road with rorce F = 2x 10' sin(@t) N. Use your notes to model the second order difrerential equation suited to this application. Simplity the equation with the coerricient of X" as one. Soive X (tne general solution) in terms or @ using the complimentary and particular solution method. In determining the coernicients of your particular solution, it will be required that you assume o -1xo or 1- w x -m. Do not use Matiab as its solution will not be identiriable in the solution entry. Do not determine the value of W. You must Indicate In your solution! 1. Tne simpliried dirrerential equation in terms or the displacement X you will be solving 2. Ine m equation and complimentary solution Xe 3. Tne choice ror the particular solution and the actual particular solution Xp 4. Express…