1 answer

A 736-lb object is launched from the ground with an initial upward velocity of 60 ft/sec....

Question:

A 736-lb object is launched from the ground with an initial upward velocity of 60 ft/sec. The atmosphere resists the motion of the object with a force of 3 lb for each ft/sec of speed. Assuming that the only other force acting on the object is gravity, find the time it takes for the object to reach its maximum height:


Answers

At maximum height, velouty of object zo BV ť. vi it of daags mg Finet :-( mg +3v) -(g+ 3V m anet (mg + 3v) = ) dv dt Ano t 1.

.

Similar Solved Questions

1 answer
A neuron has three main parts: dendrites, cell body, and axon. A neuron may send signals...
A neuron has three main parts: dendrites, cell body, and axon. A neuron may send signals to other neuron or other tissues (effectors). Describe how the signal moves from one point to the other....
1 answer
What are the two types of DNA mutations?
What are the two types of DNA mutations?...
1 answer
Why are the ECG, blood pressure and heart rate values important in the patient taking Formoterol?...
Why are the ECG, blood pressure and heart rate values important in the patient taking Formoterol? What are the potential actions of the medication on these specific parameters?...
1 answer
When is it useful to convert bond line views to Fischer projections?
When is it useful to convert bond line views to Fischer projections?...
1 answer
Bob is an oncologist who focuses on the genetics of lab mice. He is researching a...
Bob is an oncologist who focuses on the genetics of lab mice. He is researching a particular gene that has 29 different alleles (that is, there are 29 different variants of the gene). A mouse is equally likely to carry any of these 29 alleles. (a) Suppose that Bob has 11 mice. He will run a genetic ...
1 answer
Question 8 (5 points) Which of the following would be an example of Random Variation? The...
Question 8 (5 points) Which of the following would be an example of Random Variation? The ink levels in a batch of Bic Pens are slightly different even though the process is running smoothly Sales at Walmart always seem to increase in November A tornado knocks down a power line, causing the store to...
1 answer
Enter your answer in the provided box, Diethyl ether has a AH ap of 29.1 kJ/mol...
Enter your answer in the provided box, Diethyl ether has a AH ap of 29.1 kJ/mol and a vapor pressure of 0.703 atm at 25.0°C. What is its vapor pressure at 85.0°C?...
1 answer
% 11.4.11 s Question Help Assume that the populations are normally distributed. Test the hypothesis 01...
% 11.4.11 s Question Help Assume that the populations are normally distributed. Test the hypothesis 01 > 02 at the a = 0.025 level of significance. Sample 1 22 9.1 Sample 2 19 6.7 s Click here to view page 1 of the table. Click here to view page 2 of the table. Click here to view page 3 of the ta...
2 answers
Janus Products, Inc. is a merchandising company that sells binders, paper, and other school supplies. The...
Janus Products, Inc. is a merchandising company that sells binders, paper, and other school supplies. The company is planning its cash needs for the third quarter. In the past, Janus Products has had to borrow money during the third quarter to support peak sales of back-to-school materials, which oc...
1 answer
How does monarch butterflies osmoregulate? describr how monarch butterflies eliminate waste?
how does monarch butterflies osmoregulate? describr how monarch butterflies eliminate waste?...
1 answer
Only needs July 1 balances for the ledger accounts. At June 30, 2017, the end of...
Only needs July 1 balances for the ledger accounts. At June 30, 2017, the end of its most recent fiscal year, Swifty Computer Consultants' post-closing trial balance was as follows: Debit Credit Cash $6,170 Accounts receivable 1,420 Supplies 810 Accounts payable $470 Unearned service revenue 1,3...
1 answer
How do you simplify the rational expression: (x-3)/(x^2-5x+6)#?
How do you simplify the rational expression: (x-3)/(x^2-5x+6)#?...
1 answer
5. The NIS database was utilized to compare the median cost and length of stay for...
5. The NIS database was utilized to compare the median cost and length of stay for patients discharged from teaching hospitals to that of patients admitted to nonteaching hospitals for 2012. See table (Outcomes for All discharges) below to help answer the questions directly below: 2012 National stat...
1 answer
2. Let A e cnxn and A BiC, where B,C E Rnxn and i -I. Denote B -C (a) Show that A is unitary if a...
2. Let A e cnxn and A BiC, where B,C E Rnxn and i -I. Denote B -C (a) Show that A is unitary if and only if M is orthogonal. (b) Show that A is Hermitian positive definite if and only if M is symmetric positive definite. (c) Suppose A is Hermitian positive definite. Design an algorithm for solving A...
1 answer
FOR MATLAB: generate a function that determinws if a number is a prime number. Do not...
FOR MATLAB: generate a function that determinws if a number is a prime number. Do not use any MATLAB build-in functions . The function should output 1 for numbers that are prime and 0 for numbers that are not prime. The function should be able to accept input as a vector....
1 answer
As of December 31, 2020. (Round any intermediateca A six-month note receivable for $7.000 at 14%,...
as of December 31, 2020. (Round any intermediateca A six-month note receivable for $7.000 at 14%, dated October 1, 2020, has accrued interest revenue of answer to the nearest dolar) OA $245 OB $490 OC. $123 OD 360 WERTYUI OTP SI DI F H J K L A comman...
1 answer
What are the steps to answer this question? Figure 6-2 Price 60 Demand 20 30 Quantity...
what are the steps to answer this question? Figure 6-2 Price 60 Demand 20 30 Quantity 15) Refer to Figure 6-2. The absolute value of the price elasticity of demand at points g and b is 1. What is the value of Pb? A) $50 B) $40 C) $30 D) $20...