Recent questions in Engineering

Question

The primary heat transfer mechanism that warms me while I stand next to a campfire is: a)- Conduction b)- Impeadance c)- Convection d)- Radiation

Darcyy asked Sep 20, 2020

by Darcyy

5.5k points

1 answer

1 vote

50.7k views

An electrical heater is a form of sensible heating process, and heats 0.1 m/s of air from 15°C and 80% RH to 50°C? The barometric pressure is 101.325 kPa. Using the psychrometric chart given, determine

Wohlstad asked Sep 19, 2020

by Wohlstad

5.8k points

1 answer

0 votes

177k views

Does a train have good sorce of power

Asim Omer asked Sep 19, 2020

by Asim Omer

6.0k points

1 answer

1 vote

179k views

Water flows through a horizontal 60 mm diameter galvanized iron pipe at a rate of 0.02 m3/s. If the pressure drop is 135 kPa per 10 m of pipe, do you think this pipe is a) a new pipe, b) an old pipe with

Sockmonk asked Sep 19, 2020

by Sockmonk

5.6k points

1 answer

0 votes

47.3k views

The brake pedal mechanism is?

Gplayer asked Sep 19, 2020

by Gplayer

5.3k points

1 answer

1 vote

106k views

To do the right thing or to have moral principles is called _____ . a code

Stefano Cazzola asked Sep 19, 2020

by Stefano Cazzola

6.4k points

1 answer

1 vote

21.2k views

g Superalloys are commonly used in which of the following applications? A. Aircraft structural components B. Jet engines C. Nuclear reactors D. Electronic devices E. A and B F. B and C G. C and D'

Polonskyg asked Sep 19, 2020

by Polonskyg

6.9k points

1 answer

4 votes

166k views

According to the zeroth law of thermodynamics, which of the following cannot occur? a) a room being heated by an air conditioner b) a temperature below the coldest item in an area c) a cooler full of ice

Nhooyr asked Sep 19, 2020

by Nhooyr

5.7k points

1 answer

0 votes

198k views

2. Given that a quality-control inspection can ensure that a structural ceramic part will have no flaws greater than 100 µm (10010-6 m)in size, calculate the maximum service stress available with SiC

Yakir Tsuberi asked Sep 19, 2020

by Yakir Tsuberi

6.1k points

1 answer

4 votes

56.6k views

The Acme tool is aligned to the work with: A. A square B. The eye C. An Acme tool gage D. A center gage

KSS asked Sep 19, 2020

by KSS

6.2k points

2 answers

5 votes

15.3k views

If you need to drive during rush hour, try _____. A. changing lanes more often B. passing any vehicle that passes you C. staying behind police vehicles, which move faster D. taking an alternate route with

Sujal Patel asked Sep 19, 2020

by Sujal Patel

6.0k points

2 answers

1 vote

100.0k views

A large lawn sprinkler with four identical arms is to be converted into a turbine to generate electric power by attaching a generator to its rotating head. Water enters the sprinkler from the base along

Lech Migdal asked Sep 18, 2020

by Lech Migdal

6.2k points

1 answer

1 vote

233k views

A hair dryer is basically a duct of constant diameter in which a few layers of electric resistors are placed. A small fan pulls the air in and forces it through the resistors where it is heated. If the

Bartek Malysz asked Sep 18, 2020

by Bartek Malysz

5.7k points

1 answer

3 votes

115k views

A 3-phase induction motor with 6 poles is running in its normal operating range. The motor is operating at a slip of 0.1 while rotating at a speed of 1900 rpm, what is the electrical frequency used to

Armandino asked Sep 18, 2020

by Armandino

6.1k points

1 answer

4 votes

139k views

What is the ideal cooling system for low horsepower motor? For example1hp motor

Matt Lambert asked Sep 18, 2020

by Matt Lambert

6.7k points

1 answer

5 votes

210k views

Why/how is a paperclip able to float on water?

Ytk asked Sep 18, 2020

by Ytk

6.4k points

1 answer

0 votes

209k views

Describe (in narrative) the essential funct tion of a Heat Engine?

Sunil Shah asked Sep 18, 2020

by Sunil Shah

5.7k points

1 answer

2 votes

80.3k views

An 8-L cylinder contains air at 300 kPa and 300 K. Now air is compressed isothermally to a volume of 2 L. The work done on air during this compression process is: (b) 1.8 kJ (c) 3.3 kJ (a) 119 kJ (d) 4.

Waqar asked Sep 18, 2020

by Waqar

6.4k points

1 answer

3 votes

164k views

What is the recommended processing technique for manufacturing plastic bottles?

Mark Roddy asked Sep 18, 2020

by Mark Roddy

5.6k points

1 answer

0 votes

160k views

Consider a power plant with a heat rate of 10,800 kJ/kWh burning bituminous coal with 75 percent carbon and a heating value (energy released when it is burned) of 27,300 kJ/kg. About 15% of thermal losses

Jorjj asked Sep 18, 2020

by Jorjj

6.7k points

1 answer

5 votes

175k views

Page:

« prev
1
...
962
963
964
965
966
967
968
...
1000
...
next »

Ask a Question

Recent questions in Engineering

Other Questions