A small metal bar, whose initial temperature was 20 C, is dropped into a large container of
Question:
A small metal bar, whose initial temperature was 20° C, is dropped into a large container of boiling water. How long will it take the bar to reach 90° C if it is known that its temperature increases 2° in 1 second? How long will it take the bar to reach 98° C?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 87% (8 reviews)
Assume that dTdt kT 100 So that T ...View the full answer
Answered By
HABIBULLAH HABIBULLAH
I have been tutor on chegg for approx 5 months and had solved a lot of questions.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
A First Course in Differential Equations with Modeling Applications
ISBN: 978-1305965720
11th edition
Authors: Dennis G. Zill
Question Posted:
Students also viewed these Mathematics questions
-
As shown in the following figure, a small metal bar is placed inside container A, and container A then is placed within a much larger container B. As the metal bar cools, the ambient temperature T A...
-
A metal bar whose temperature is is 20C placed in boiling water. How long does it take to heat the bar to practically 100C say, to 99.9C, if the temperature of the bar after 1 min of heating is...
-
Two large containers A and B of the same size are filled with different fluids. The fluids in containers A and B are maintained at 0 C and 100 C, respectively. A small metal bar, whose initial...
-
Your buddy mentioned that she is thinking about suing under the qui tam law. You are not sure what that is. a. What is a qui tam provision? b. Can employees who do not work for the government sue...
-
Here is some price information on Marriott: __________________________ Bid ____________ Asked Marriott ........................ $67.95 .................... $68.05 You have placed a stop-loss order to...
-
Jaguar Auto Company provides general car maintenance to customers. The company's fiscal year-end is December 31. The December 31, 2012, trial balance (before any adjusting entries) appears below....
-
Repeat Problem 7.18 for a Kevlar \(^{\circledR} /\) epoxy composite having lamina properties as follows: Problem 7.18 An antisymmetric angle-ply \([+\theta /-\theta]\) laminate is to be made of...
-
Benning Manufacturing Company is negotiating with a customer for the lease of a large machine manufactured by Benning. The machine has a cash price of $800,000. Benning wants to be reimbursed for...
-
Discuss the cultural differences between China and the United States. What would be the biggest adjustments I might need to make if working there as an expatriate? What are the most...
-
Grano owns a forty-room motel on Highway 100. Tanner is interested in purchasing the motel. During the course of negotiations, Grano tells Tanner that the motel netted $30,000 during the previous...
-
A thermometer is taken from an inside room to the outside, where the air temperature is 5 F. After 1 minute the thermometer reads 55 F, and after 5 minutes it reads 30 F. What is the initial...
-
A thermometer reading 70 F is placed in an oven preheated to a constant temperature. Through a glass window in the oven door, an observer records that the thermometer reads 110 F after 12 minute and...
-
The revaluation upwards of the fixed assets by 2, and the consequent reduction of the goodwill figure by 2 brings the figures into line with how P views them. Where there are depreciation charges on...
-
Jenkins, Willis, and Trent invested $ 2 4 8 , 0 0 0 , $ 4 3 4 , 0 0 0 , and $ 5 5 8 , 0 0 0 , respectively, in a partnership. During its first year, the firm recorded profit of $ 6 3 9 , 0 0 0 ....
-
Tanner-UNF Corporation acquired as a long-term investment $260 million of 6% bonds, dated July 1, on July 1, 2024. Company management has classified the bonds as an available-for-sale investment. The...
-
The following selected transactions relate to liabilities of United Insulation Corporation. United's fiscal year ends on December 31. 2024 January 13 Negotiated a revolving credit agreement with...
-
The controller of Hendershot Corporation estimates the amount of materials handling overhead cost that should products using the data that are given below: Total expected units produced Total...
-
LaToya Creations employs a normal costing system. The following information pertains to the year just ended. Total manufacturing costs were $ 1 , 2 6 0 , 0 0 0 . Cost of goods manufactured was $ 1 ,...
-
Figure 16.13 shows a free stream of water at 180°F being deflected by a stationary vane through a 130 angle. The entering stream has a velocity of 22.0 ft/s. The cross-sectional area of the...
-
Perform the indicated operations. In designing a cam for a fire engine pump, the expression is used. Simplify this expression. (3) (3 4 32
-
In problem use variation of parameters to solve the given system. 3 -1 -1 X' =1 X + 1 -1 1/ 2e/
-
Show that the 5 5 matrix has an eigenvalue 1 of multiplicity 5. Show that three linearly independent eigenvectors corresponding to 1 can be found. 2 1 00 0' 0 2 0 0 0 A = 0 0 2 0 0 0 0 0 0 2 1 0 0...
-
In problem use (14) to solve the given initialvalue problem. X' = 3 -1 4e2 X + X(0) = 3 4et
-
7) Use Matlab codes to create two different vectors to separately store the numerators and denominators of the following sequence of 50 fractional numbers: 1/3, 2/5, 3/7, 4/9, 5/11, 6/13, ......,...
-
US exports to China have been rapidly increasing but not fast enough to offset the imports from China. This means that the United States has a/an? Give answer and explain.
-
5) Write Matlab expressions to extract only the elements at odd positions in a vector (i.e. the 1st, 3rd, 5th, 7th..., elements of the vector), regardless of the length of the vector. Make sure your...
Study smarter with the SolutionInn App