A 700-kg car accelerates from rest under constant power at t = 0. At t = 9

Question:

A 700-kg car accelerates from rest under constant power at t = 0. At t = 9 sit is 117.7 m from its starting point and its acceleration is then 1.09 m/s². Find the power expended by the car's engine, neglecting frictional losses.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Fundamentals of Ethics for Scientists and Engineers

ISBN: 978-0195134889

1st Edition

Authors: Edmund G. Seebauer, Robert L. Barry

See More Books

Question Posted: Jun 30, 2011 01:41 PM

See More Questions

A 700-kg car accelerates from rest under constant power. At the end of 8.0 s, its speed is 90 km/h and it is located 133 m from its starting point. If the car continues to accelerate using the same...
A 1200 kg car accelerates from zero to 100 km/h over a distance of 400 m. The road at the end of the 400 m is at 10 m higher elevation. What is the total increase in the car kinetic and potential...
A 1400-kg sports car accelerates from rest to 95 km/h in 7.4s. What is the average power delivered by the engine?
DEFINE TABLE AUTHORS WITH COLUMNS AUTHORID INT AND AUTHORNAME VARCHAR(30),ADD COLUMN LEVEL PRIMARY KEY CONSTRAINT FOR AUTHORID, ADD COLUMN LEVEL NOT NULL CONSTRAINT FOR AUTHORNAME 2. DEFINE TABLE...
Suppose that federal banking regulators in the United States announced that they are going to allow banks to take on significant equity investments in firms to which they have lent. What would you...
Youre trying to determine whether or not to expand your business by building a new manufacturing plant. The plant has an installation cost of $10.8 million, which will be depreciated straight-line to...
1. Visit a local supermarket or bank, find someplace to sit, and observe the interactions of employees and managers for as long as you are comfortable. Note especially the interactions with managers,...
The following probability distributions of job satisfaction scores for a sample of information systems (IS) senior executives and middle managers range from a low of 1 (very dissatisfied) to a high...
Complete the following using the present value formula or financial calculator. (Do not round intermediate calculations. Round the "Periodic rate" to the nearest hundredth percent. Round your final...
Write an HTML form that prompts the user to enter loan amount, interest rate, and number of years, as shown in Figure 37.28a. Clicking the Compute Loan Payment button invokes a servlet to compute and...
A 4.0-kg object initially at rest at x = 0 is accelerated at constant power of 8.0 W. At t = 9.0 s, it is at x = 36.0 m. Find its speed at t = 6.0 s and its position at that instant.
When you climb a mountain, is the work done on you by gravity different if you take a short, steep trail instead of a long, gentle trail? If not, why do you find one trail easier?
Maria George incorporated Busy Bookkeepers Pty Ltd, a bookkeeping practice, on 1 January 2016. During the first month of operations, these events and transactions occurred: The following chart of...
For the demand equation, express the total revenue R as a function of the price p per item. R(p) q=-6p+ 600 Sketch the graph of the resulting function. 20000 19000 18000 17000 16000 O 15000 14000...
Kosovski Company is considering Projects S and L, whose cash flows are shown below. These projects are mutually exclusive, equally risky, and repeatable. The WACC is 11.50%. Year: 0 1 2 3 4 CF for S:...
What is among the most important things you should do in a negotiation? What is among the most important things you should do in a negotiation? Try to get your way on as many issues as possible. Find...
analyze the following column values and answer question: Value Value Label Frequency Percentage Weighted Percentage 1 - 87 Number of children Notes: _ _ = Number of children 113,819 25.78 36.41 88...
Reflect on the following questions. Post your response to the discussion board. Post your discussion post by Thursday . 1 peer response due by Sunday. This discussion has two parts: 1) Mediators and...
Which of the following statements concerning the immediate post-World War II period is correct? a. Piper developed the first J-3 Cub. b. Beech came out with the 120/140 series. c. Airline service...
A. Select a recent issue (paper or online) of Report on Business Magazine, Canadian Business Magazine (online only), Bloomberg Businessweek, Fast Company, The Economist, or another business magazine....
A wire carrying a 30.0-A current passes between the poles of a strong magnet that is perpendicular to its field and experiences a 2.16-N force on the 4.00 cm of wire in the field. What is the average...
The magnetic field of the Earth at a certain location is directed vertically downward and has a magnitude of 50.0 +T. A proton is moving horizontally toward the west in this field with a speed of...
A singly charged positive ion has a mass of 3.20 x 10-26 kg. After being accelerated from rest through a potential difference of 833 V, the ion enters a magnetic field of 0.920 T along a direction...
One electron collides elastically with a second electron initially at rest. After the collision, the radii of their trajectories are 1.00 cm and 2.40 cm. The trajectories are perpendicular to a...
*please calculate irr in excel
Which of the following would not be a period cost? Research and development Direct materials Office supplies Advertising costs
\ table [ [ Activity Cost Pool,Activity Measure,Total Cost,Total Activity ] , [ Machining , Machine - hours,$ 3 3 0 , 0 0 0 , 1 5 , 0 0 0 MHs ] , [ Machine setups,Number of setups,$ 3 0 0 , 0 0 0 , 5...

A 700-kg car accelerates from rest under constant power at t = 0. At t = 9

Question:

Step by Step Answer:

At t 0 the mass of a car 700 ...View the full answer

Fundamentals of Ethics for Scientists and Engineers

Students also viewed these Mechanics questions