Recent questions in Engineering

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. Bơm kiểu piston tác dụng đơn có áp suất p=0,64 Mpa và lưu lượng Q=3,5 l/s. Xác định tốc độ quay của trục bơm và công suất của bơm nếu biết đường kính piston D=150 mm; bán kính tay quay R=60 mm; hiệu

Duttaoindril asked Jan 14, 2022

by Duttaoindril

3.0k points

1 answer

21 votes

140k views

7–2 Cooling of a Hot Block by Forced Air at High Elevation The local atmospheric pressure in Denver, Colorado (elevation 1610 m), is 83.4 kPa. Air at this pressure and 20°C flows with a velocity of 8 m/s

GNG asked Jan 14, 2022

by GNG

2.8k points

1 answer

8 votes

471k views

A steel beam is used in the roadbed of a bridge. The beam is mounted between two concretesupports when the temperature is 23 [oC], with no room provided for thermal expansion. Whatcompressional stress

Ankit Soni asked Jan 14, 2022

by Ankit Soni

3.1k points

1 answer

20 votes

108k views

The rectifier is used to

FET asked Jan 14, 2022

by FET

2.7k points

1 answer

34 votes

168k views

In estimating the mean speed of a roadway segment,a pilot sample of 100 vehicles at this location yield a sample standard deviation of 4.8 miles/ hr

Robban asked Jan 14, 2022

by Robban

2.4k points

1 answer

18 votes

128k views

Used ____________ must be hot drained for 12 hours or crushed before disposal. A) SpongesB) Wet mopsC) Oily towelsD) Oil filters

Daryl Wong asked Jan 14, 2022

by Daryl Wong

2.8k points

1 answer

39 votes

139k views

What is the focus of 7th grade civics a.United States History & Economics b.United States Art c.United States Government & Politics d.United States Environment please help out a fellow 7th grader

Puemos asked Jan 14, 2022

by Puemos

2.6k points

2 answers

6 votes

527k views

Can you solve it please

Tyler Holien asked Jan 14, 2022

by Tyler Holien

2.9k points

1 answer

31 votes

335k views

Question 1: What is the power observed in the energy analyzer when the rated voltage(U1) is applied to the primary of the transformer, and there is no load at the secondary? Question 2: Find the transformation

Meirm asked Jan 13, 2022

by Meirm

3.2k points

1 answer

29 votes

5.6k views

For the three-point bending test set up in this lab, what would be the shear force and moment distributions along the beam axis

Folibis asked Jan 13, 2022

by Folibis

2.7k points

1 answer

8 votes

206k views

Identify how slip affects the strength of a metal

Turbo asked Jan 13, 2022

by Turbo

2.1k points

1 answer

39 votes

451k views

Which tool is used to measure movement automotive

PKay asked Jan 13, 2022

by PKay

2.8k points

1 answer

31 votes

419k views

A 40kg steel casting (Cp=0.5kJkg-1K-1) at a temperature of 4500C is quenched in 150kg of oil (Cp=2.5kJkg-1K-1) at 250C. If there are no heat losses, what is the change in entropy of? (i) The casing. (ii)

Samec Hadra asked Jan 13, 2022

by Samec Hadra

2.7k points

1 answer

10 votes

5.3k views

True or False? In the electron flow theory, electrons flow from the positively charged body to the negatively charged body.

Jordon Bedwell asked Jan 13, 2022

by Jordon Bedwell

3.5k points

2 answers

3 votes

219k views

The maximum tensile force a solid, cylindrical wire can withstand increases as the thickness of the wire increases. True False

JoeSmith asked Jan 13, 2022

by JoeSmith

2.2k points

1 answer

21 votes

435k views

In low speed subsonic wind tunnels, the value of test section velocity can be controlled by adjusting the pressure difference between the inlet and test-section for a fixed ratio of inlet-to-test section

SilvioQ asked Jan 13, 2022

by SilvioQ

3.1k points

2 answers

40 votes

532k views

Why is logging done during drilling?

Lee H asked Jan 13, 2022

by Lee H

2.8k points

1 answer

33 votes

88.8k views

Rafel knows that lessons learned is a valuable aid to future projects. When should he and his team address lessons learned on a project? Select an answer: Add lessons learned as a topic in status meetings

Pants asked Jan 12, 2022

by Pants

2.8k points

1 answer

15 votes

397k views

How can feeding plant crops to animals be considered an efficient use of those crops?

Belfield asked Jan 12, 2022

by Belfield

2.8k points

1 answer

35 votes

505k views

A hydraulic jump is formed in a 4m wide outlet just downstream of a control gate, which is located at the upstream end of the outlet. The flow depth upstream of the gate is 20 m. Assume there are no losses

GennSev asked Jan 12, 2022

by GennSev

2.5k points

1 answer

9 votes

22.5k views

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