Recent questions in Engineering

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Describe the steps, tools, and technology needed in detail and explain how mass-producing this piece could increase efficiency and profit.

Lorenzo Rossi asked Apr 9, 2021

by Lorenzo Rossi

6.2k points

1 answer

5 votes

46.0k views

In the frequency domain, you view a signal whose highest frequency is fH=4.3kHz, and lowest frequency is fL=300Hz. What is the signal’s frequency bandwidth?

Fayaz asked Apr 9, 2021

by Fayaz

5.3k points

1 answer

1 vote

215k views

or a metal pipe used to pump tomato paste, the overall heat- transfer coefficient based on internal area is 2 W/(m2 K). The inside diameter of the pipe is 5 cm. The pipe is 2 cm thick. The thermal conductivity

Sibi asked Apr 9, 2021

by Sibi

5.2k points

2 answers

5 votes

60.7k views

A wing generates a lift L when moving through sea-level air with a velocity U. How fast must the wing move through the air at an altitude of 10,000 m with the same lift coefficient if it is to generate

Geekoverdose asked Apr 9, 2021

by Geekoverdose

5.4k points

1 answer

2 votes

178k views

A gas contained within a piston-cylinder assembly, initially at a volume of 0.1 m^3, undergoes a constant-pressure expansion at 2 bar to a final volume of 0.12 m^3, while being slowly heated through the

Jason Mullings asked Apr 9, 2021

by Jason Mullings

6.3k points

1 answer

3 votes

141k views

Which investigative process is most helpful for learning about past societies? using historical inquiry collecting artifacts using the scientific method studying foreign languages

Specialscope asked Apr 9, 2021

by Specialscope

4.7k points

2 answers

5 votes

137k views

An Ideal gas is being heated in a circular duct as while flowing over an electric heater of 130 kW. The diameter of duct is 500 mm. The gas enters the heating section of the duct at 100 kPa and 27 deg

Groo asked Apr 9, 2021

by Groo

5.2k points

1 answer

0 votes

197 views

Describe the process of sowing of maize by a seed drill.

Artspb asked Apr 9, 2021

by Artspb

5.0k points

1 answer

3 votes

160k views

You are asked to look into adding a circuit for a new pump in a hydraulics lab. After some investigation of the electrical service in the building you find that there are a few voltage options; 120V, single-phase;

CKE asked Apr 9, 2021

by CKE

5.5k points

1 answer

0 votes

13.7k views

The following is a list of metals and alloys: Plain carbon steel Magnesium Brass Zinc Gray cast iron Tool steel Platinum Aluminum Stainless steel Tungsten Titanium alloy 1. Select from this list the one

Jgleeson asked Apr 9, 2021

by Jgleeson

5.6k points

1 answer

1 vote

210k views

Which option is a potential environmental benefit of adopting a new technology?

PashaPash asked Apr 9, 2021

by PashaPash

5.6k points

1 answer

1 vote

193k views

True or false 1. The detonation of a low explosive produces a pressure wave that travels at less than 340 m/s. Obj. 5.2

Psalaets asked Apr 9, 2021

by Psalaets

5.5k points

1 answer

4 votes

150k views

What is an engineer? Answer within 2 hours please (Simple question)

Fitch asked Apr 9, 2021

by Fitch

5.4k points

1 answer

5 votes

186k views

How fast (in RPMs) will a typical NEMA Class B motor shaft rotate, if it's under 200% of full load torque and has 4 poles

Pravin Pawar asked Apr 9, 2021

by Pravin Pawar

5.8k points

1 answer

0 votes

1.8k views

If a ball is dropped from a height (H) its velocity will increase until it hits the ground (assuming that aerodynamic drag due to the air is negligible). During its fall, its initial potential energy

Viktors Telle asked Apr 9, 2021

by Viktors Telle

5.2k points

1 answer

0 votes

68.1k views

Electrical circuits must be locked-out/tagged-out before electricians work on any equipment. Is this true or false?

Chris Pollard asked Apr 9, 2021

by Chris Pollard

5.5k points

1 answer

3 votes

1.4k views

Technician A says that the most effective way to diagnose wheel speed sensor circuit faults is to utilize the live data function of your scan tool. Technician B says that once you have identified the affected

Kartik Chauhan asked Apr 9, 2021

by Kartik Chauhan

5.8k points

1 answer

5 votes

72.5k views

Which courses might a mechanical engineer take in college

Rajab Shakirov asked Apr 9, 2021

by Rajab Shakirov

5.5k points

1 answer

4 votes

38.3k views

Match each mechanical property to the mechanism or description that best describes it. Use each answer only once. a. elastic modulus b. yield strength c. tensile strength d. resilience toughness e. ductility

Psmith asked Apr 9, 2021

by Psmith

5.0k points

1 answer

5 votes

175k views

A boy weighing 108-lb starts from rest at the bottom A of a 6-percent incline and increases his speed at a constant rate to 7 mi/hr as he passes B, 40 ft along the incline from A. Determine his power output

Nicudotro asked Apr 9, 2021

by Nicudotro

5.2k points

1 answer

4 votes

184k views

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