Chapter 15, Problem 10QAP

Consider a stainless steel spoon (k = 8.7 Btu/h·ft·°F) partially immersed in boiling water at 200°F in a kitchen at 75°F. The handle of the spoon has a cross section of 0.08 in × 0.5 in and extends 7 in in the air from the free surface of the water. The heat transfer coefficient at the exposed surfaces of the spoon handle is 3 Btu/h·ft2·°F.   NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.  A spoon is placed inside the container, such that the distance of the water level from the top end of the handle of the spoon is 7 meters. T sub air is indicated in the region outside the container.       Identify the assumptions required to solve the problem.   Check All That Apply One-dimensional heat transfer analysis is used to solve the problem. One-dimensional heat transfer analysis is used to solve the problem. Bi-dimensional heat transfer analysis is used to solve the problem. Bi-dimensional heat transfer analysis is…

Did you comment all methods in the Deque class to include 1. The method's behavior 2. Arguments that are passed to the method (if any), their expected types, and what they are used for 3. What the method returns (if any) 4. A description of the behavior of each line in the method

Why use a Doubly Linked List as opposed to a Singly Linked List for a Deque?

Q5

please solve 7.2

A turbine blade made of a metal alloy (k=17 W/m-K) has a length of 5.3 cm, a perimeter of 11 cm, and a cross-sectional area of 5.13 cm². The turbine blade is exposed to hot gas from the combustion chamber at 1133°C with a convection heat transfer coefficient of 538 W/m²K. The base of the turbine blade maintains a constant temperature of 450°C and the tip is adiabatic. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. Hot gas h=538 W/m²K -Turbine blade k = 17 W/m-K p=11 cm, L=5.3 cm A = 5.13 cm² -T=450°C Determine the heat transfer rate to the turbine blade. W. The heat transfer rate is

Q47

Consider a very long, slender rod. One end of the rod is attached to a base surface maintained at Tb, while the surface of the rod is exposed to an air temperature of 400°C. Thermocouples imbedded in the rod at locations 25 mm and 120 mm from the base surface register temperatures of 325°C and 375°C, respectively. NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part. . x1 32 x Calculate the rod base temperature (°C). The rod base temperature is °C. Air T∞

Q24