52 Answered Questions for the topic Engineering

08/19/20

#### what statistical questions would you advise to use in the survey for the research?

Situation:You are assigned to be a researcher for a local construction firm. The company is targeting 4 different places to construct subdivisions.

06/10/20

#### Computer coding

What does this function do? float function(int x) { float result = 0.0; float sign = 1.0 for (int n = 1; n <x;n = n + 2) { result = result + sign / n; } return 4.0 *...
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06/10/20

#### Float function (computer coding)

What does this function do? float function(int n) { float result = 1.0; float factor = 1.0 + 1.0 / n for (int i = 0; i <n; ++i) { result = result * factor } return...
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06/10/20

#### Computer coding ex question

Refer to the loop starting at line 003. If the function is called with a 2 digit decimal number, how many times will the while loop execute? 001 unsigned int bitCount (int value) { 002 unsigned...
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06/10/20

#### Computer coding hw question

What sort of runtime error will occur when this program is run? void countdown () { int i = 100; int n = 5; while (i > 0) { i = i -n; n = n / -1; print (i + n) ;
Divide by...
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04/14/20

#### Nanopatterned physical surface coating strategy on Ti-based

Plan a nanopatterned physical surface coating strategy on Ti-based alloy implant to have the coating thickness is below than 1 micrometer.ii) Explain the working principle of surface modification...
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04/13/20

#### cell proliferation and cell differentiation

Explain the relationship between cell proliferation and cell differentiation. What is dedifferentiation? Please give an example ofdedifferentiation issue in cell culture...
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Engineering Mechanical Engineering

04/09/20

#### A pulley system with an IMA of 3 is being used to lift a 300 pound object. What is the Minimum amount of force that must be applied to the system to lift the object?

02/11/20

#### Chemical engineering project

What are some household items that can be used to create plastic polymers? I have this project for school that assigns me to create a polymer made from a chemical reaction but I'm stuck on ideas...
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11/21/19

#### circular motion question

A 67 gram coin sits on a horizontally rotating turntable. The turntable makes 1.7 revolution each second. The coin is located 10 cm from the axis of rotation of the turntable. The coin will slide...
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#### Coefficient of Static Friction Physics Problem

A box that weighs 50 N is pulled by a force of 10 N. The coefficient of static friction between the box and the ground is 0.5. Describe what will happen to the box? Will it start moving? Will it...
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#### Moving Elevator Physics Problem

An elevator is suspended by a cable and the elevator weighs 5500 N. The elevator moves upward with an acceleration of 4 m/s2. Find the tension in the supporting cable. * Use 10 m/s2 for the...
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06/23/19

#### In what year did Charles Proteus Steinmetz fix Ford's Generator for the famed $10,000 invoice?

[Charles Proteus Steinmetz](https://en.wikipedia.org/wiki/Charles_Proteus_Steinmetz) is the protagonist of an interesting tale [about fixing a generator at Ford's...
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#### Can i study m.sc in aeronotics after b.sc in Physics?

Currently I am studying b.sc in physics which doesn't include any course over aeronotics or aeronotical engineering but iam very much egar to study aeronotics,so i want to study aeronotics in...
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Engineering

09/19/18

#### what's the ratio 15 feet to 1.46 inches

It's for measuring a floor plan print that is dimensioned in inches and plotted out on a F-size paper.
when I measure a roll-up door on the floor plan, it measures 1.46 inches even the the...
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03/24/18

#### you are given a motor operated by a 9V battery....

For all the questions below, you are given a motor operated by a 9V battery. The stall torque for this motor is Ts = 0.04 N-m, and its no-load speed, wnl = 2200 rpm. 1. Draw the torque vs. speed...
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Engineering Maths

01/03/18

#### How do you know when to use an augmented matrix?

Bit confused please can someone clarify.

Engineering Maths

01/03/18

#### When should you use Gauss-Jordan method to find inverse? Does the determinant only tell you whether there is an inverse?

Mathematical engineering. I don't understand lol.

Engineering Air Resistance

11/01/17

#### Is there such thing as a one way valve that can move pressurised air from one cylinder to another?

I just need the name of the part if it exists or a link would be appreciated

Engineering

08/17/17

#### How long will it take to empy the retention pond?

Three pumps are used to empty retention Pond holding an unknown amount of water. If pump 1 can empty the pond in 4 days, pump 2 can empty the pond in 10 days, and Pump 3 can empty the pond and 5...
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#### Solve chemical reaction for temperature of exothermic reaction (thermite)

Hi there, I I have a question about Physics/ chemistry.If I have a bag of iron oxide(lll) and powdered aluminium in the ratio of 3:1 totalling 72g, with 54g being Fe2O3 and 18g of 2Al, what would...
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Engineering Maths

03/08/17

#### Maths problem

the resistace R of a wire is directly proportional to its length. If R=40mohms for a wire 10 cm long , find the resistance R in mohms :
a) when the length decreases to 6cm
b) when the length...
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Engineering Maths

02/04/17

#### Maths problems

the solar energy falling on one square centimeter of the earth is 1.93 calories per minute.if 1 kW = 239 calories per second , how many kilowatts per square meter fall on the earth?round answer to...
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#### solve the problem

the resisitance of a no.8 copper wire whose cross section is 8.37mm^2 is 2.06 ohms per kilometer.a. what is the resistance in ohms per 1000 ft?b. what is the cross section in square inches?

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