Recent questions in Engineering

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OppfinnarJocke asked Apr 18, 2021

by OppfinnarJocke

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5 votes

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g A food department is kept at -12oC by a refrigerator in an environment at 30oC. The total heat gain to the food department is estimated to be 3300 kJ/h, which should be transferred out of the food department

Zakariya Qureshi asked Apr 18, 2021

by Zakariya Qureshi

6.1k points

1 answer

1 vote

169k views

A rectangular channel 3 m wide carries 4 m3/s of water at a depth of 1.5 m. If an obstruction 15 cm high is placed across the channel, calculate the elevation of the water surface over the obstruction.

Manoj Patidar asked Apr 18, 2021

by Manoj Patidar

5.8k points

1 answer

2 votes

202k views

The tune-up specifications of a car call for the spark plugs to be tightened to a torque of 50 N⋅ m . You plan to tighten the plugs by pulling on the end of a 23-cm-long wrench. Because of the cramped

Sreesreenu asked Apr 18, 2021

by Sreesreenu

5.7k points

1 answer

0 votes

36.6k views

Applying the Entropy Balance: Closed Systems Five kg of carbon dioxide (CO2) gas undergoes a process in a well-insulated piston–cylinder assembly from 2 bar, 280 K to 20 bar, 520 K. If the carbon dioxide

Calculus asked Apr 18, 2021

by Calculus

5.2k points

1 answer

1 vote

127k views

5-74 The bent rod is supported at A, B, and C by smooth journal bearings. Determine the magnitude of F which will cause the positive x component of reaction at the bearing C to be Cx

Cristiano Coelho asked Apr 18, 2021

by Cristiano Coelho

5.8k points

1 answer

0 votes

164k views

State and explain during which part of the cycle, ABCD, is thermal energy given to the system

Georgia Kalyva asked Apr 18, 2021

by Georgia Kalyva

5.9k points

1 answer

2 votes

176k views

A sand core used to form the internal surfaces of a brass casting experiences a buoyancy force of 14 kg. The volume of the mold cavity forming the outside surface of the casting = 4500 cm3. What is the

Alberson Miranda asked Apr 17, 2021

by Alberson Miranda

6.1k points

1 answer

2 votes

73.1k views

IV. Answer all the following questions. 1. If all the resistors in the circuit pictured below have equal resistances, and the current flowing into resistor A is 4 amps, what is the current flowing into

Jonathan Carter asked Apr 17, 2021

by Jonathan Carter

5.1k points

1 answer

5 votes

92.8k views

For metallurgical reasons, it is desirable to melt the weld metal with minimum energy input. Which one of the following heat sources is most consistent with this objective: (a) high power, (b) high power

Igor Loskutov asked Apr 17, 2021

by Igor Loskutov

6.0k points

1 answer

1 vote

83.9k views

2. When you double the velocity, you __ the kinetic energy.

Diptangsu Goswami asked Apr 17, 2021

by Diptangsu Goswami

5.9k points

1 answer

5 votes

20.2k views

The Industrial Age was ushered in by the invention of the steam engine. What did this invention lead to?

Stepozer asked Apr 17, 2021

by Stepozer

5.5k points

1 answer

5 votes

67.9k views

Lorraine Jean Hopping's viewpoint in "Bone Detective" is that Diane France's work has helped many people. Hopping's purpose in writing this text is to

SnorreDan asked Apr 17, 2021

by SnorreDan

5.5k points

2 answers

0 votes

214k views

How do you build a ship?

Cosic asked Apr 17, 2021

by Cosic

5.6k points

2 answers

0 votes

64.3k views

Discuss the representation of cultural diversity in video games today. Then, analyze the use of symbols in video game designs featuring diverse cultures.

Dustincarr asked Apr 17, 2021

by Dustincarr

5.8k points

1 answer

2 votes

27.7k views

A lane on a freeway has the following characteristics: a) the average headway between vehicles is 2.8 second, and b) the average spacing between vehicles is 235 ft. What is the average speed of vehicles?

Mike Bryant asked Apr 17, 2021

by Mike Bryant

5.2k points

1 answer

1 vote

58.4k views

The mechanical properties of some metals may be improved by incorporating fine particles of their oxides. If the moduli of elasticity of a hypothetical metal and its oxide are, respectively, 55 GPa and

Rajan Maharjan asked Apr 17, 2021

by Rajan Maharjan

5.8k points

1 answer

5 votes

10.4k views

An incremental encoder is rotating at 15 rpm. On the wheel there are 40 holes. How many degrees of rotation would 1 pulse be?

Bribeiro asked Apr 17, 2021

by Bribeiro

6.1k points

1 answer

1 vote

183k views

4 1/2" - 3 1/4" can you help explain how to get answer I dont understand how to at all

EleventyOne asked Apr 17, 2021

by EleventyOne

5.8k points

1 answer

3 votes

114k views

The correct name for a “shooting star” is a:

Marvin Thobejane asked Apr 17, 2021

by Marvin Thobejane

5.4k points

2 answers

5 votes

200k views

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