Recent questions in Engineering

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Make a proposal to add a small pizza shop to a historical part of town. How could it be designed to “fit” into the area?

Jomuller asked Feb 28, 2021

by Jomuller

5.1k points

2 answers

3 votes

48.2k views

. In describing roof pitch, what do the numbers 4:12 represent?

Cdrrr asked Feb 28, 2021

by Cdrrr

5.2k points

1 answer

2 votes

195k views

Consider a Carnot heat pump cycle executed in a steady-flow system in the saturated mixture region using R-134a flowing at a rate of 0.264 kg/s. The maximum absolute temperature in the cycle is 1.15 times

Dloomb asked Feb 28, 2021

by Dloomb

4.6k points

1 answer

3 votes

74.1k views

A group of friends regularly enjoys white-water rafting, and they bring piston water guns to shoot water from one raft to another. One summer they notice that when on placid slack water (no current), after

Pawelbrodzinski asked Feb 28, 2021

by Pawelbrodzinski

5.0k points

1 answer

0 votes

4.6k views

Is an ideal way for a high school student to see what an engineer does on a typical day but does not provide a hands-on experience of the profession

Bersling asked Feb 28, 2021

by Bersling

5.3k points

2 answers

4 votes

99.3k views

Consider steady, incompressible, laminar flow of a Newtonian fluid in an infinitely long round pipe annulus of inner radius Ri and outer radius Ro Ignore the effects of gravity. A constant negative pressure

Sergey Zabelnikov asked Feb 28, 2021

by Sergey Zabelnikov

5.4k points

1 answer

3 votes

196k views

Write a program that displays the first 50 prime numbers in ascending order. Use a generic queue given below to store the prime numbers. Also, use the given method isPrime() to determine whether the number

Yugo asked Feb 28, 2021

by Yugo

4.7k points

1 answer

4 votes

10.8k views

The fractional_part function divides the numerator by the denominator, and returns just the fractional part (a number between 0 and 1). Complete the body of the function so that it returns the right number.

Dennis asked Feb 28, 2021

by Dennis

5.1k points

1 answer

2 votes

75.9k views

A large plate is fabricated from a steel alloy that has a plane strain fracture toughness of 50.0 MPa-m1/2 . If, during service use, the plate is exposed to a tensile stress of 200 MPa (29,000 psi), determine

Josef Borkovec asked Feb 28, 2021

by Josef Borkovec

6.0k points

1 answer

3 votes

196k views

Why do we use deciBels instead of microbars to relate to sound pressure level?

Raji A C asked Feb 28, 2021

by Raji A C

4.9k points

1 answer

2 votes

205k views

The semiconductor is a homogeneous, p-type material in thermal equilibrium for t ≤ 0. The excess minority carrier lifetime is 10^-6 ns.At t = 0, an external source is turned on which produces excess carriers

TimothyP asked Feb 28, 2021

by TimothyP

4.5k points

1 answer

5 votes

28.4k views

Many radios can be operated either by plugging them into the wall or by using batteries. How can a radio use either source of current?

DanGoodrick asked Feb 28, 2021

by DanGoodrick

5.5k points

2 answers

3 votes

121k views

Consider a 2-shell-passes and 8-tube-passes shell-and-tube heat exchanger. What is the primary reason for using many tube passes

Andrey Morozov asked Feb 28, 2021

by Andrey Morozov

5.7k points

1 answer

3 votes

79.3k views

For problems 1 and 2, six luminaires, similar to Style E used in the Commercial Building, are to be installed in a room that is 12 ft × 18 ft (∼3.7 m × ∼5.5 m) with a 9 ft (2.8 m) floor-to-ceiling height.

Markson Edwardson asked Feb 28, 2021

by Markson Edwardson

5.2k points

1 answer

2 votes

190k views

A rigid tank with a volume of 4 m^3 contains argon at 500 kPa and 30 deg C. It is connected to a piston cylinder (initially empty) with a line and a closed valve. The pressure in the cylinder should be

Squarism asked Feb 28, 2021

by Squarism

5.0k points

1 answer

4 votes

192k views

State two main consumers of electricity transmitted at low frequency Calculate the primary voltage of a transformer if the primary winding is 50 turns and the secondary winding is 150 turns with 450 volts.

Mo Adel asked Feb 28, 2021

by Mo Adel

4.7k points

2 answers

2 votes

232k views

A HSS152.4 × 101.6 × 6.4 structural steel [E = 200 GPa] section (see Appendix B for crosssectional properties) is used as a column with an actual length of 6 m. The column is supported only at its ends

MBlanc asked Feb 28, 2021

by MBlanc

4.9k points

1 answer

0 votes

31.7k views

As a parent, you have a responsibility to ensure the safety of your family. Which of the safety concerns listed below would be considered ergonomic ? (Select all that apply) Locking drawers so that children

Prix asked Feb 28, 2021

by Prix

4.9k points

1 answer

0 votes

106k views

1. For ball bearings, determine: (a) The factor by which the catalog rating (C10) must be increased, if the life of a bearing under a constant load is to double. Use equation 11-1 as your starting point.

Sam Murphy asked Feb 28, 2021

by Sam Murphy

4.4k points

1 answer

3 votes

125k views

What types of arguments are passed to parameters automatically if no argument is provided in the function cell

Camleng asked Feb 28, 2021

by Camleng

5.3k points

2 answers

4 votes

35.3k views

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