What is the rate of entropy change expressed
Low level heat energy is exhausted continually to a large body of water at the rate of 22MJ/hour. Assuming the lake temperature remains constant at 290K what is the rate of entropy change expressed as kw/K?
Expected delivery within 24 Hours
Black bears (Ursus americanus) have a tendency to wander for food, and they have a high level of curiosity. These characteristics will sometimes get them into trouble when they travel through human-use areas such as parks.
A nozzle for a carbon dioxide (CO2;) fire extinguisher is based on the following inlet conditions: pressure=2500 kPa, temperature=300oK, and velocity =25 meters per second.
Which bearing has higher starting torque, rolling element bearing or journal bearing? Justify your answer. When would you choose pressure fed journal bearings over hydrodynamic journal bearings?
The central maximum of the diffraction pattern has a width of 4.30 cm, and the fourth bright spot is missing on both sides. What is the size of the individual slits?
What are the higher and the lower heating values of a fuel? How do they differ? How is the heating value of a fuel related to the enthalpy of combustion of that fuel?
Steam is compressed in an adiabatic, isentropic compressor at a mass flow rate of 14.9 lbm/s. Inlet conditions are 20 psia and 240°F, and the outlet pressure is 120 psia. Calculate the work power to this turbine in Btu/s.
The thermal conductivity of an insulating material is found by casting a 0.1 m thick shell of the insulating material onto a hollow stainless steel sphere with an inner radius of 0.12 m and an outer radius of 0.15 m.
If a string vibrating at 42 Hz has a standing wave with three antinodes, at what frequency will it have a standing wave with two antinodes?
1927495
Questions Asked
3,689
Active Tutors
1454476
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
What types of unconscious or implicit bias might be present? How could they shape people's actions, decisions, or access to resources?
Identify factors that lead to poor performance in STEM by most schools. How can INSET programs be used to improve teacher's pedagody in STEM?
In this week's video, what stood out the most to me was how clearly research separates what "looks helpful" from what actually works.
Problem: Re-word but keep the same content - Social pedagogy is evident in schools through a strong focus on relationships,
Describe a social condition in your community or the community of someone you know. How did that social condition motivate active citizens to exercise
Please provide a response with APA citations and references to "When we talk about stigma related to people with psychological disorders
Communication, creativity and decision-making skills are essential to daily life. In this course, you learned about the development of language