Recent questions in Engineering

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The flow rate of liquid metal into the downsprue of a mold is 500 cm3/s. The cross-sectional area at the top of the sprue is 8 cm2, and the height of the sprue is 15 cm. What should the cross-sectional

Gregjhogan asked Aug 28, 2020

by Gregjhogan

6.1k points

1 answer

0 votes

143k views

How does the clearance volume affect the efficiency of the Otto cycle?

Jacksonstephenc asked Aug 28, 2020

by Jacksonstephenc

5.9k points

1 answer

1 vote

11.2k views

Anne-Marie Cole runs the sales division for a local auto insurance firm. One of her key duties is to calculate her company's market share. When evaluating the prior year's numbers, she found that her firm

Vjeux asked Aug 28, 2020

by Vjeux

5.9k points

2 answers

1 vote

187k views

What is the pressure inside a tire in (N/mm^2) if a pressure gauge indicates 29.35 psi?

Rakesh Tembhurne asked Aug 28, 2020

by Rakesh Tembhurne

5.7k points

1 answer

0 votes

60.9k views

Assign deliveryCost with the cost (in dollars) to deliver a piece of baggage weighing baggageWeight. The baggage delivery service charges twenty dollars for the first 50 pounds and one dolllar for each

AnnanFay asked Aug 28, 2020

by AnnanFay

5.8k points

1 answer

4 votes

13.2k views

Anyone have any good ways of revisiting Or Have any good study notes

Mu Is Too Short asked Aug 28, 2020

by Mu Is Too Short

5.8k points

1 answer

0 votes

101k views

What factors are likely to promote the formation of stress corrosion cracks?

Best asked Aug 27, 2020

by Best

5.6k points

1 answer

3 votes

146k views

Name the main classes of polymer and define their characteristic properties

Amarnath asked Aug 27, 2020

by Amarnath

6.3k points

1 answer

1 vote

161k views

It is well known that the thermal efficiency of heat engines increases as the temperature of the energy source increases. In an attempt to improve the efficiency of a power plant, somebody suggests transferring

Lionscribe asked Aug 27, 2020

by Lionscribe

6.0k points

1 answer

3 votes

35.9k views

If two statements are inconsistent with each other, at least one of them must be false. a)-True b)-False

David Mansolino asked Aug 27, 2020

by David Mansolino

5.8k points

1 answer

1 vote

230k views

A fluid has a dynamic viscosity of 0.048 Pa.s and a specific gravity of 0.913. For the flow of such a fluid over a flat solid surface, the velocity at a point 75 mm away from the surface is 1.125 m/s.

Azmeer asked Aug 27, 2020

by Azmeer

6.2k points

1 answer

4 votes

214k views

A gas within a piston–cylinder assembly undergoes an isothermal process at 400 K during which the change in entropy is 20.3 kJ/K. Assuming the ideal gas model for the gas and negligible kinetic and potential

Govil asked Aug 27, 2020

by Govil

5.6k points

1 answer

3 votes

179k views

A single-degree-of-freedom mass-spring-damper system is observed during its free vibration and the displacement amplitude decays by 9 dB from its initial value after 12 cycles. The mass of the system is

Xiao Liang asked Aug 27, 2020

by Xiao Liang

6.6k points

1 answer

4 votes

149k views

Imagine you are designing a new backpack. Which of the following statement(s) about why you might choose different materials for different parts of the design is FALSE? A. Different materials are best

Rystraum asked Aug 27, 2020

by Rystraum

5.2k points

2 answers

0 votes

100k views

With a negative pressure respirator, when you inhale, you pull air through a filter and when you exhale, a valve allows your used air to escape.

Wextux asked Aug 27, 2020

by Wextux

6.0k points

1 answer

0 votes

223k views

Convert 10.25 degrees into radians; and π, π/2 and π/3 radians into degrees.

Systematix Infotech asked Aug 27, 2020

by Systematix Infotech

5.2k points

2 answers

4 votes

184k views

What is a heat pump? State it's coefficient of performance operating in heat pump and refrigerator mode (a sketch would be appropriate).

Rinni asked Aug 27, 2020

by Rinni

6.1k points

1 answer

4 votes

86.5k views

A wooden block (SG = 0.6) floats in oil (GS = 0.8). What fraction of the volume of the block is submerged in oil?

Chahal asked Aug 27, 2020

by Chahal

6.6k points

1 answer

3 votes

172k views

In order to impress your neighbors and improve your vision in traffic jams, you decide to mount a cylindrical periscope 2.0 m high and 0.1 m in diameter on top of your car. You consult the literature and

Tahir Yasin asked Aug 27, 2020

by Tahir Yasin

5.6k points

1 answer

2 votes

73.4k views

A cylindrical brass sample has an initial gauge length of 2.5cm and its engineering strain was at failure was 38%. What was the total length of the test section at failure in cm?

Erik Hesselink asked Aug 26, 2020

by Erik Hesselink

5.5k points

1 answer

5 votes

53.6k views

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