HOW TO PERFORM LEAK TEST ON HVAC DUCTS? Badly needed asap. Brief and clear Explanation. I will rate helpful. Thank you.

Q: 110 joule of heat is added to a gaseous system, whose internal energy is 40 J. Then the amount of…

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Q: 5- A 4 kg block is given an initial velocity of 5 m/s up a 30° smooth slope. Determine the time for…

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Q: If you know that n = 0.5 and C = 90, using Taylor's equation, find the percentage increase in the…

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Q: What are the reactions at a pin and bracket support in three-dimensional space? Answer with the…

A: Given question: What are the reactions at a pin and bracket support in three-dimensional space?…

Q: Q3) An ideal gas has a gas constant R 0.35 kJ/kg. K and a constant-pressure specific heat Cp 1.5…

A: As per our guidelines we are supposed to solve only 3 subparts if multiple subparts are asked .…

Q: Screw eye in Figure 1 is subjected two forces, F1 = 400 N and F2= 200 N. Determine the magnitude and…

A: Given   Force, F1 = 400 N             F2 = 200 N Find   Resultant, R   Direction

Q: turbune is an example of

A: A steam plant that could increase the thermal efficiency by using waste heat from the turbine is an…

Q: what is the equotion of motion and the natural frequency for the system shown in figure! m.

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Q: Question: From the isometric drawing, draw: front view, top view, and sectional side view? Put the…

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Q: In the given beam, determine the following: 60 Ib/ft 120 Ib 20 Ib/ft 3ft 6 ft 6 ft The horizontal…

A: When a push or pull act on the object, then it has the tendecy to change the the state of the object…

Q: Calculate the mass of combustion products of 20kg diesel fuel oil (C16H30) with 30% excess air.

A: Given: Mass of fuel = 20 kg 30% excess oxidizer

Q: Using the pump selection table below to determine the best pump for the given condition: A flow of…

A: Given data as per the question Flow rate =150 m3/h =41.6667 L/S Head =50 m

Q: Use the SMART problem-solving methodology in determining the damping constant of the dashpot as…

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Q: Helium gas in an ideal Otto cycle is compressed from 20°C and 2.5 L to 0.25 L, and its temperature…

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Q: Q5: How is the surface quality improved in ball burnishing?

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Q: The sphere P travels in a straight line with speed v = the instant depicted, determine the…

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Q: In the second test the motorcycle was recorded as traveling at 65km/h around a right- hand bend with…

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Q: 4. Four (4) moles of helium gas undergo the following cyclic process (A→B¬C→A). If 1 atm = 1.0 x 105…

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Q: 2. The 2ft diameter log (Sg= 0.8) is 8 ft long perpendicular to the figure and dams water as shown.…

A: Givend=2ft=0.6096msg=0.8L=8ft=2.4384m

Q: How long will it take for the water level to reach 1 m from the bottom of the tank?

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Q: For the shown truss, the force in member CD equals

A: To find force in member CD

Q: se the influence coefficient method to find the stiffness matrix for the em of Fig. below using 0, ,…

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Q: Q1/ Find the polar moment of inertia of the shaded area. у-аxis 100 mm 1 y = 100 -30 m х-аxis 150…

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Q: A piston-cylinder receives an eight kg of steam with an inlet pressure of 0.5 MPa and an inlet…

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Q: Consider a cam follower rising in harmonic motion to a lift of 210 mm as the cam rotates from 160 to…

A: Given   Lift, h = 210 mm  Angle = 190o Find   Displacement, y

Q: Q4: State the advantage of electro polishing over mechanical polish

A: This question is based on the concept of electropolishing.

Q: A condenser consists of several tubes. The outer diameter of each tube is 2 cm, and the thickness is…

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Q: A force given by the equation F(in Newtons) = 5t^2 -3t + 1 is applied to a body from t = 0 to t =…

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Q: 4m solid core steel shaft with 50 mm diameter is fixed at its ends. It is subjected to a 400 N-m…

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Q: Which of the following are correct and valid for the Clacius statement? Da. Any Ob. It is impossible…

A: Given question: Which of the following are correct and valid for Clausius statement.

Q: . What kind of animal might a robot that explores the ocean mimic?

A: INTRODUCTION: Climate change, along with humanity's failure to clean up after itself, has wreaked…

Q: b) Complete the cells in the following table of properties of water. In the last column describe the…

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Q: It is proposed to have carbon dioxide (CO2) gas pass through an uninsulated nozzle.  The CO2 is to…

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Q: Given that 1ft = 12in and 1cm = 2.54inch, Convert 0.02515 ??3 to ??3 2. Convert 3.25 lb/??3 into…

A: Given:1 ft=12 in1 cm= 2.54 in

Q: 303. Á steel shaft with a constant diameter of 50 mm is loaded as shown in Fig. 3-5 by torques…

A: Given                 Diameter, d = 50 mm                                    = 0.05 m Modulus of…

Q: A body is thrown vertically upward with an initial velocity of 9m/s. Assuming that it falls freely…

A: Initial velocity, v1= 9 m/s Time, t= 2.5 seconds   To find: Velocity at 2.5s after discharge

Q: Q1/ The figure below shows such an LSPB trajectory, where the maximum velocity V = 60 deg/sec. In…

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Q: HELLO SIR, COULD YOU SOLVE THIS TABLE TOPIC ABOUT STRENGTH OF MATERIALS LABORATORY ?BENDING TEST…

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Q: A hollow aluminum propeller shaft, 30 ft. Ilong with 15 in. outer diameter and an inner diameter…

A: (a) The maximum shear stress, τmax = 3.8 ksi. (b) The angle of twist of the shaft, θmax = 0.052…

Q: Solve stationary heat equation : uxx+ f(x) = 0 f(x) = 1 , x ∈ [0, 0.5] , or 0 , x ∈ [0.5, 1] u(0)…

A: Given :  uxx+ f(x) = 0 f(x) = 1 , x ∈ [0, 0.5] , or 0 , x ∈ [0.5, 1] u(0) = u(1) = 0 .  To find :…

Q: If we had a system on which 10 J of work is done and the internal energy change of the system is 3.5…

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Q: Temperature is commonly measured with gas-in-glass thermometers, wherein the gas expands when…

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Q: (a).The name given to a machine that violates the laws of Thermodynamics is called a..... , while…

A: Thermodynamics is the science that deals with the study of the energy interaction of the system with…

Q: A tanker discharges a jet of water horizontally backwards with a velocity of 4.8 m/s. If the rate of…

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Q: 1 Consider a two degree of freedom bar elements as shown in figure. Using finite element method to…

A: formulate the equilibrium equation using finite element method .

Q: Copy of Based on the kinematic system below If we rotate (A-B) 90 degrees counter-clockwise, and…

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Q: then downward on the outside of the tube in a falling film. The tube radius is R. Determine: (a) The…

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Q: Medium lubricating oil (sg=0.85) is pumped through 360m of horizontal 75mm pipe  at the rate of…

A: GivenSg=0.85L=360md=75mmQ=3.14 L/s=3.14×10-3  m3/s∆P=-300kPa

Q: Two forces , each of magnitude P, are applied to the wrench. The diameter of the steel shaft AB is…

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Q: A refrigeration system is to be used to constantly maintain a space at -13°C in an industrial…

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Hydronics