A hurricane wind blows across a 6.0 m 15.0 m flat roof at a speed of
Question:
A hurricane wind blows across a 6.0 m × 15.0 m flat roof at a speed of 130 km/h.
a. Is the air pressure above the roof higher or lower than the pressure inside the house? Explain.
b. What is the pressure difference?
c. How much force is exerted on the roof? If the roof cannot withstand this much force, will it “blow in” or “blow out”?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 72% (11 reviews)
Model Treat the air as an ideal fluid obeying Bernoullis equation Solve a The pressure above t...View the full answer
Answered By
Amar Kumar Behera
I am an expert in science and technology. I provide dedicated guidance and help in understanding key concepts in various fields such as mechanical engineering, industrial engineering, electronics, computer science, physics and maths. I will help you clarify your doubts and explain ideas and concepts that are otherwise difficult to follow. I also provide proof reading services. I hold a number of degrees in engineering from top 10 universities of the US and Europe.
My experience spans 20 years in academia and industry. I have worked for top blue chip companies.
5.00+
1+ Reviews
10+ Question Solved
Related Book For
Physics for Scientists and Engineers A Strategic Approach with Modern Physics
ISBN: 978-0133942651
4th edition
Authors: Randall D. Knight
Question Posted:
Students also viewed these Physics questions
-
If a north wind blows across the sea surface, in what direction does the surface current flow in the Northern Hemisphere? In the Southern Hemisphere?
-
Wind blows over the house in FIGURE Q14.11. A window on the ground floor is open. Is there an airflow through the house? If so, does the air flow in the window and out the chimney, or in the chimney...
-
Consider weather conditions for which the prevailing wind blows past the penthouse tower on a tall building. The tower length in the wind direction is 10m and there are 10 window panels. (a)...
-
1. Explain the Theories of leadership 2. Research -In modern times give 1 example as to which business leader in the hospitality industry has made a mark and why.?
-
During 2018, Flowing Rivers Spa reported revenue of $30,000. Total expenses for the year were $15,000. Flowing Rivers Spa ended the year with total assets of $43,000, and it owed debts totaling...
-
Find the value of k so that the given differential equation is exact. (y 3 + kxy 4 - 2x) dx + (3xy 2 + 20x 2 y 3 ) dy = 0
-
\(7>-6\) Determine if the comparison is true or false.
-
On January 1, 2014, Thao Company purchased the following two machines for use in its production process. Machine A: The cash price of this machine was $35,000. Related expenditures included: sales...
-
Question 3: Ruth and Pedro have been living separately for 6 months and are in the process of finalising their divorce. After much discussion over finances, they have finally gone to a formal media...
-
The circle graph below shows the percent of bachelors degrees awarded in 2016 in business, health professions, social sciences and history, psychology, engineering, and other fields in the United...
-
Air flows through the tube shown in FIGURE P14.66 at a rate of 1200 cm 3 /s. Assume that air is an ideal fluid. What is the height h of mercury in the right side of the U-tube? 4.0 mm 2.0 cm 1200...
-
a. In FIGURE P14.38, how much force does the fluid exert on the end of the cylinder at A? b. How much force does the fluid exert on the end of the cylinder at B? - 10 kg floating piston 4.0 cm 100 cm...
-
The use of __________________ indicators saves space and weight, and it streamlines pilot workload by reducing the number of indicators that must be scanned during flight.
-
An unrecorded check issued during the last week of the year would most likely be discovered by the auditor when the a. Check register for the next month is reviewed. b. Bank confirmation is reviewed....
-
When scheduling the audit work, the auditor should consider confirming accounts receivable balances at an interim date if a. Internal control structure policies and procedures for the existence...
-
In the confirmation of accounts receivable the auditor would most likely a. Require confirmation of all receivables from agencies of the federal government. b. Seek to obtain positive confirmations...
-
Which items appear on the Bank side of a bank reconciliation? a. Outstanding checks b. Deposits in transit c. Both a and \(b\) d. None of the above
-
Karen Sommers Travel Agency purchased land for \($90,000\) cash on December 10, 2008. At December 31, 2008, the land's value has increased to \($93,000.\) What amount should be reported for land on...
-
Specialized ratios are sometimes used in specific industries. For example, the so-called book-to-bill ratio is closely watched for semiconductor manufacturers. A ratio of .93 indicates that for every...
-
Cassandra Casey operates the Futuristic Antique Store. She maintains subsidiary ledgers for accounts payable and accounts receivable. She presents you with the following information for October 2019:...
-
Which of the following formulas is valid if the angular acceleration of an object is not constant? Explain your reasoning in each case. (a) v = r; (b) a tan = r; (c) = 0 + t; (d) a tan = r 2 ; (e)...
-
A diatomic molecule can be modeled as two point masses, m 1 and m 2 , slightly separated (Fig. Q9.2). If the molecule is oriented along the y-axis, it has kinetic energy K when it spins about the...
-
In a fireworks display, a rocket is launched from the ground with a speed of 18.0 m>s and a direction of 51.0° above the horizontal. During the flight, the rocket explodes into two pieces of...
-
Which of these topics does Feynman discuss in his lecture? Group of answer choices the Big Bang quantum physics flying saucers black holes
-
A dike forms when Group of answer choices a vertical column of lava cools inside a volcanic cone lava creates a horizontal sheet on the surface of the Earth a layer of lava cools as it spreads out...
-
What motion is described as random partcles moving or oscillating fluids? Group of answer choices Gram's movement Zinzer motion Pasteur fluctuation Brownian motion
Study smarter with the SolutionInn App