Calculate the size of a surface crack that will lead
A high strength steel has a yield strength of 1460 MPa and a KIC= 98 MPa m1/2. Calculate the size of a surface crack that will lead to catastrophic failure at an applied stress of half of yield strength.
Expected delivery within 24 Hours
Carbon monoxide in a piston-cylinder device is compressed from 1 bar and 37?C to 3 bar and 147?C. The compression process requires work input of 88 kJ/kg.
A power cycle operates between hot and cold reservoirs at 500K and 310K, respectively. At steady state the cycle develops a power outpoint of 0.1 MW.
Calculate the steady rate of entropy production, s& (kJ/K/s), by the power unit & by the refrigeration unit. Entropy production is not a good thing. Find the amount of unnecessary or lost power = TATM * s& (kW).
A cylinder/piston contains carbon dioxide at 1 MPa, 300oC with a volume of 200 L. The total external force acting on the piston is proportional to V3. The system is allowed to cool to room temperature, 20oC. What is the total entropy generation fo
A flange is used for instrument connection for a system with a design temperature of 316°C (600°F) and a design pressure of 1000 kPa (145 psi).
Water at 20 degrees celcius flows by gravity through a smooth pipe from one reservoir to a lower one. The elevation difference is 60m. The pipe is 360 m long, with a diameter of 12cm. Calculate the expected flow rate in m^3/h. Neglect minor losses
You have been asked to design a set of pumps to transfer liquid from a storage tank into a distillation column. What design issues do you have to consider ?
A 19th-century piston engine ran on steam. The steam supply is at 5 bar and 350oC. The steam discharges to the atmosphere at 1 bar and saturation temperature.
1951318
Questions Asked
3,689
Active Tutors
1454743
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Create a short multiple choice survey of 25 questions or less to determine an ACME employee's level of knowledge regarding security awareness.
Dr. Martinez would like to conduct an in-depth study on a 2-year-old child who has been diagnosed with a rare brain disorder.
Which of the following describes a growth mindset, as opposed to a fixed mindset? What is neuroplasticity?
Which of the following is likely to happen when the amygdala detects a threat to survival?
Apply a grieving model to work with families in a hospice environment, address how diversity affects grieving, and suggest strategies
Think about what you learned from the Exploration Guides. How do your academic or career interests show who you are on the inside
In a short paragraph, explain in detail with simple term: Barriers to Family Engagement Barriers that may prevent family engagement