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Whitepunk [10]
3 years ago
15

What is matrix ? answer plzzz 27 point you got answer​

Engineering
2 answers:
kipiarov [429]3 years ago
8 0
Matrix is an arrangement of numbers into rows and columns. Make your first introduction with matrices and learn about their dimensions and elements. A matrix is a rectangular arrangement of numbers into rows and columns. For example, matrix A has two rows and three columns.
HACTEHA [7]3 years ago
4 0

Answer:

A matrix is a convenient and useful way of representing a graph to a computer. ... Matrices lend themselves easily to mechanical manipulations. Besides, many known results of matrix algebra can be readily applied to study the structural properties of graphs from an algebraic point of view.

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Tech A says that to reassemble a duo-servo brake, first reassemble the brake shoes on the backing plate, and then attach the par
cupoosta [38]

A duo-servo break makes use of mechanical arrangements to multiply the braking force

The technician that gives the correct procedure of reassembly of duo-servo  brake is Tech B, therefore;

Tech B only is correct

The process by which the above answer is arrived at  

To reassemble a duo-servo brake, the first step is to reassemble on the brake shoe and parking brake cable, the parking brake lever. The star wheel assembly is then reassembled, and set aside after lubricating the floating end. The pads on the backing plate are lubricated and both brake shoes are then installed on the backing plate

Therefore, Tech A states that the brake shoes on the backing plate are reassembled first is not correct, while Tech B is correct

Learn more about duo-servo brake here:

brainly.com/question/13439898

3 0
3 years ago
A thin metal disk of mass m=2.00 x 10^-3 kg and radius R=2.20cm is attached at its center to a long fiber. When the disk is turn
topjm [15]

Answer:

k = 1.91 × 10^-5 N m rad^-1

Workings and Solution to this question can be viewed in the screenshot below:

6 0
3 years ago
What friction rate should be used to size a duct for a static pressure drop of 0.1 in wc if the duct has a total equivalent leng
skad [1K]

Answer:

0.067wc

Explanation:

The formula is actual static pressure loss = (total equivalent divided by 100) multiplied by rate of friction

We substitute values

actual static pressure = 0.1

Total equivalent length = 150 ft

0.1 = (150ft/100) multiplied by Rate of friction

Friction rate at 100ft = 0.067

So we have that the required friction needed is 0.067wc

6 0
3 years ago
2–25 Consider a medium in which the heat conduction equation is given in its simplest form as
barxatty [35]

Answer:

d) Is the thermal conductivity of the medium constant or variable.

Explanation:

As we know that

Heat equation with heat generation at unsteady state and with constant thermal conductivity given as

\dfrac{d^2T}{dx^2}+\dfrac{d^2T}{dy^2}+\dfrac{d^2T}{dz^2}+\dfrac{\dot{q}_g}{K}=\dfrac{1}{\alpha }\dfrac{dT}{dt}

With out heat generation

\dfrac{d^2T}{dx^2}+\dfrac{d^2T}{dy^2}+\dfrac{d^2T}{dz^2}=\dfrac{1}{\alpha }\dfrac{dT}{dt}

In 2 -D with out heat generation with constant thermal conductivity

\dfrac{d^2T}{dx^2}+\dfrac{d^2T}{dy^2}=\dfrac{1}{\alpha }\dfrac{dT}{dt}

Given equation

\dfrac{d^2T}{dx^2}+\dfrac{d^2T}{dy^2}=\dfrac{1}{a }\dfrac{dT}{dt}

So we can say that this is the case of  with out heat generation ,unsteady state and with constant thermal conductivity.

So the option d is correct.

d) Is the thermal conductivity of the medium constant or variable.

3 0
3 years ago
why is my ad not working? it will say we have a ad just for you but it will take forever to show me the ad
vodka [1.7K]

Explanation:

Maybe your phone is being slow. Turn of your data and turn it back on

6 0
4 years ago
Read 2 more answers
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