If the Air density (p) is increased as twice and cross-sectional flow area (A) is reduced as half, then Kinetic Power in a moving air stream will O a. increase two times O b. not change Oc. reduce two times d. increase four times

If the Air density (p) is increased as twice and cross-sectional flow area (A) is reduced as half, then Kinetic Power in a moving air stream will O a. increase two times O b. not change Oc. reduce two times d. increase four times

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter5: Transmission Lines: Steady-state Operation

Section: Chapter Questions

Problem 5.46P

See similar textbooks

Related questions

Q: A small wind turbine with a blade of diameter 205 cm is subjected to velocity 11.3 m/s . Calculate…

Q: 2. Calculate the skin depth at 100 Hz in a material having µ,= 1.0 · and o = 3.60 x 10' S/m.

A: Given: Frequency, f=100 Hz Relative Permeability, μr=1 And conductivity σ=3.60×107 S/m

Q: PRACTICE EXERCISE 10.8 In free space, H = 0.2 cos(wt – Bx)a. A/m. Find the total power passing…

A: 10.8 The total power passing through:

Q: 2. A cylindrical conductor consisting of two different regions is given in the figure. In the…

Q: Write short notes on Tides? Draw and Explain the Schematic Diagram of Ocean Tidal power plant? 2.…

Q: 7. If the absolute pressure in a gas is 276 KPa and the atmospheric pressure is 84.6 KPa, find the…

A: (7) Given, Pabs=276 KPaPatm= 84.6 KPaPg=?

Q: "Any body immersed in a fluid of specific weight is acted by a buoyant force which is equal to the…

A: Archimedes Principle. any body immersed in water displaces some quantity of water that is equal to…

Q: Flowing wind has a. 72 percent of carbon dioxide b. Constant kinetic energy c. Variable kinetic…

A: Flowing wind have variable kinetic energy

Q: Which environmental impact is a result of fossil fuel use? O a. all of these O b. chemical pollution…

Q: In level measurement using capacitive type probe, height of the air column(h1) is given by O span -…

A: The total tank height consist of two different heights first one is filled with liquid( h2),the…

Q: Answer the following question NOTE: Ke= 8.99x 10(power 9) N.m2/C2 A solid copper sphere of radius 20…

Q: Table 4.2 OCC at 1200 rpm Darw occ at 1200 field armature rpm current A emf V 0.0 35 0.1 105 Using…

Q: Convert into spherical coordinate system: G = 10ax+7ay

A: There are three coordinate systems, namely Cartesian, cylindrical and spherical coordinate system.…

Q: Q.4 The position of a particle is given by s=2t^3-40t^2+200t-50, where s is in meters and t is in…

A: Let S be the position, Velecity v = dsdtm/s and acceleration a = dvdt=d2sdt2 m/s2.

Q: 400 N 20 kg 10-50 costs0)-30 con(10)

A: Forcing system from the above question: General equation of forced vibrationmx..+cx.+kx=ftPut…

Q: In the environment that separates the two dielectric materials as shown in the figure, the interface…

A: Write the expression for the given electric field in the 1st medium. As the given plane is situated…

Q: .Which of the following is determined by the voltage across the plates and the distance between two…

A: There are two expressions mentioned through which the value of capacitance be obtained, 1. C=QV…

Q: We measure gas pressure at the gas valve in? ja. p.s.i.g. b. p.s.i.a. С. c. Inches of Mercury d.…

A: Measure gas pressure at gas valve in?

Q: Which among these statements is false or incorrect? O A. The Air Density Factor needs the value of…

A: Air density factor = 3.92×pressure273+Temperature. power loss is directly propertiona to (f+25).…

Q: Problem 2-A building uses 120 solar modules of Panasonic 300 Black Series in rows of 8. While the…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Example-5: Find the stability of the system shown below using Routh criterion. 2 ++35 +5Ss+ 10 = 0

A: Given characteristics equation for the system, 2s4+s3+3s2+5s+10=0

Q: small wind turbine of blade diameter 185 cm is subjected to upwind velocity of 11.7 m/s and downwind…

A: Calculate the power and energy produced by the turbine per year. If small wind turbine of blade…

Q: H.W If the mass of cylinder C is 40 kg, determine the mass of cylinder A in order to hold the…

A: Given: Mass of C=40 kg

Q: Air at 20°C is blown over a 10 cm diameter sphere. The surface temperature of the sphere is constant…

A: Given : Air at 20°C is blown over a 10 cm diameter sphere. And the surface temperature of the spare…

Q: Example 3.1 Consider a 40% efficient heat engine operating between a large, high-temperature…

A: We have got an heat engine operating between a large with, High Temperature(TH) = 1000 k Cold…

Q: IL IA RA RF + VT If EA Tout Field Armature In this question, use the following values: VT = 190 V,…

Q: In free space, E = 20 cos (wt – 50x) a, V/m. Calculate %3D (a) Ja (b) H

A: The wave is function of space and time. The EM wave is formed when electric field is in contact with…

Q: COOLING CURVE FOR AN PHASE DIAGRAM OF AN ALCOHOL ALCOHOL 62 500 - liquid solid 400 1.00 300 200 4.2…

A: Given mass of alcohol = 10g Melting point = 159 k Boiling point = 351k We have to find out the…

Q: 3) Water from a reservoir is raised in a vertical tube of internal diameter D= 30 cm under the…

A: Please find the detailed solution in below images

Q: What is mass per volume? a. density b. pressure c. power d. work e. a & b This is caused by the…

A: 1. Option (A) (density) The formula for density is d = M/V, where d is density, M is mass, V…

Q: If (A) EA volts Plot these curves, together with the OCC, over the field current range shown here…

Q: 5i/2 λ= 2g where g is the air gap length. For current i = 1A and g = 1m, determine the mechanical…

Q: All of the following statements are false about Proximity Effect EXCEPT O It decreases with…

A: Proximity effect - Unequal current distribution in two or more conductor placed near each other due…

Q: Consider the three long, straight, parallel wires placed in air shown in the figure below. D C G Io…

A: (a): Considering the wires C and D, the magnitude of current in wire C is 10A and the magnitude of…

Q: A football is kicked at an angle of 25 degrees and travels 50 yards. If the football is kicked at…

A: Given:θ=25°D=50Yards

Q: The plate on the back of a certain computer scanner says that the unit draws 0.34 A of current from…

A: RIPPLE FACTOR: Ripple factor is nothing but the ratio of RMS value of A.C component in the output of…

Q: In free space, E 20 cos (at - 50x) a, V/m. Calculate | (a) Ja (b) н (c) w

Q: calculate the energy spect kat density at The following sisterten XCX) = [. else where Then…

Q: Suppose we have two rows of solar panels as shown in the above illustration (this is the side view,…

A: Solar panels are the arrangement of photovoltaic cells in arrays that convert light energy from the…

Q: Q.5 Explain why are some parts of electrical machines laminated? [CO-1; CO-3]

A: Electrical machines can be either generator or motors. They can be either Ac machines or DC…

Q: Q1: For the system shown below, show that the TF can be found as: O(s) TF = Ó(s) s©(s) Кт Km or: TF…

A: Given control system is shown below. This is an armature control DC servo motor. Ra⇒armature…

Q: Energy densities of biofuels are that of fossil fuels O a. higher than O b. lesser than O c. may be…

Q: As shown in figure below, a closed, rigid cylinder contains different volumes of saturated liquid…

A: At T=150°C, A closed, rigid cylinder contains different volumes of saturated liquid water and…

Q: Too many greenhouse gasses in the atmosphere may block heat from escaping into space and trap too…

A: To find out the correct answer

Q: Find the potiential at the point A(15, 65°, 147 ) by assuming the electric field is Ē = 0 GR for R…

A: Given diagram is - Given values are -

Q: The power density of a directional antenna at a distance of 20 km from the antenna is 0.5 mW/m².…

Q: 12–94. A golf ball is struck with a velocity of 80 ft/s as shown. Determine the speed at which it…

A: Please refer the attached images for the complete answer..

Q: neglecting air resistance, the number of feet an object will fall in "t"seconds near the surface of…

Q: See below. In which Quadrant is z located? Type 1 if in Quadrant I, 2 if in Quadrant II, 3 if in…

Concept explainers

Current Division Method

The generalized current divider formula is given by the following relation below,

Question

q10

If the Air density (p) is increased as twice and cross-sectional flow area (A) is reduced as half, then Kinetic Power in a moving air stream
will
O a.
increase two times
O b. not change
Ос.
reduce two times
O d. increase four times

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Solve using Kirchoffs law, Superposition theorem, and Maxwell mesh.
Explain in your own words and your own understanding (avoid plagiarism) why there's a need to do Power Factor Correction or Improvement in an Electrical Power System.
Calculate the total operating cost of a lossless system for a total load of 2000 MW. Thefuel-cost curves for two generators are given as,c(P) = 700 +18P, +0.06(P)?c2(P2) = 900+ 22P2 + -0.03 (P2)a) 122887.88 $/hrb) 153872.65 $/hrc) 124196.22 $/hrd) 138622.16 $/hr
Open Cycle Natural gas power plants are having less efficiency comparing to combined cycle Power plants because of …………….. a.Wastage of heat through Exhaust pipes b.Wastage of heat through HRSG c.Wastage of heat through air compressor d.Wastage of heat through Condenser
c) How much energy can be generated from the reservoir by a turbine-generator system whose efficiency is 20%? Assume g= 10ms-2
ı know answer but how? z=2, p=1,n=1 and system is unstable
Electricity has composite demand. True False
Determine the SWR of a 300-ohm line whose load is 400 + j150 Ω
Which component represents Y axis of load duration curve ? a Time of a day b. Peak Demand C Power Demand d. Power Output
Transmission line with a load Zl = 100 + i80 ohm with characteristic impedance of Z0 = 5 ohm is designed. The transmission line operates at 100 MHz, where is matched with a shunt single- stub tuner. a)Calculate the stub positions. b)Calculate the stub length where open circuit stub is used. c) Calculate the stub length where short circuit stub is used.
parameter : L = 230km
q21- Electrodynamic meters can measure ac signals only. True False