Question: A 6100 kg rocket is set for vertical firing from the ground. If the exhaust speed is 1200 m/s, how much gas must be ejected

A 6100 kg rocket is set for vertical firing from the ground. If the exhaust speed is 1200 m/s, how much gas must be ejected each second if the thrust

(a) Is to equal the magnitude of the gravitational force on the rocket and

(b) Is to give the rocket an initial upward acceleration of 21 m/s2?

Step by Step Solution

★★★★★

3.25 Rating (171 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

a The thrust is Rvrel where Vrel M 6100 kg we must hav... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

2-P-M-L-M (319).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

Q:

(a) What is the magnitude of the gravitational force that the Earth exerts on the Moon? (b) What is the magnitude of the gravitational force that the Moon exerts on the Earth? See the inside front...

Q:

What is the approximate magnitude of the gravitational force between the Earth and the Voyager spacecraft when they are separated by 15 billion km? Each spacecraft has a mass of approximately 825 kg...

Q:

A test rocket is fired vertically upward from a well. A catapult gives it an initial speed of 80.0 m/s at ground level. Its engines then fire and it accelerates upward at 4.00 m/s2 until it reaches...

Q:

Consider the following method: public static void doStuff (int a, int b) { a++; b++; 11 System.out.println (a + } What is the output of the following code? (A) int x = 7; int y = 5; dostuff (x, y);...

Q:

The following article was taken from the "What If?" section of the website XKCD. The original article can be found at the address given below. but it has been reproduced on the following pages for...

Q:

Final Review Multiple Choice Identify the choice that best completes the statement or answers the question. ____ 1. Which of the following is a pair of scalar quantities? a. Speed Distance c....

Q:

Would you help me with solving those questions 1. Fall A What was the speed of puck A before the collision? On a frictionless, horizontal air table, puck A (with mass Express your answer in meters...

Q:

For the position-time graph of an object moving in one dimension, which of * 1 point the following properties would imply that the object has motion with nonuniform velocity? a) The graph is a...

Q:

For the position-time graph of an object moving in one dimension, which of * 1 point the following properties would imply that the object has motion with nonuniform velocity? a) The graph is a...

Q:

Apply Thevenin's theorem to find Vo in the circuit of Fig. 4.105? 42 3-9 16 1682

Q:

A year ago a corporation issued a 10 year bond with face value of $1,000 and coupon rate of 6.7% at par. today interest rates have declined, causing the yield to maturity to drop by 1.31% versus the...

Q:

A small manufacturing firm is considering purchasing a new boring machine to modernize one of its production lines. Two types of boring machines are available on the market. The lives of machine A...

Q:

If Northeast Productions Company is a corporation,: ( Select the best answer below. ) A . Ms . Smith has limited liability, which is the amount of $ 1 0 8 , 0 0 0 in unpaid debts. B . Ms . Smith has...

Q:

A homeowner borrows $300,000 over a 15-year mortgage term, fully amortising and payable monthly, at an interest rate of 4.5% per year fixed for 6 years, and is charged a closing fee of 2% on the...

Q:

QUESTION 1 ?Is this statement true or false??Even if plagiarism is discovered years from now, a university can withdraw a qualification that was awarded to a student? A. True B. False 1 points ?...

Q:

QUESTION 4 One of the following is not considered an academic information source One of the following is not considered an academic information source. A. Wikipedia B. EbscoHost C. Sabinet D....

Q:

QUESTION 4 One of the following is not considered an academic information source. One of the following is not considered an academic information source. A. Wikipedia B. EbscoHost C. Sabinet D....

Q:

Prior to the first month of operations ending July 31, 2014, Muzenski Industries Inc. estimated the following operating results: Sales (28,800 x 575).52,160,000 Manufacturing costs (28,800 units):...

Q:

31. A simple random sample of 400 individuals provides 100 Yes responses. a. What is the point estimate of the proportion of the population that would provide Yes responses? b. What is your estimate...

Q:

A frog in a hemispherical pod (Fig P14.34) just floats without sinking into a sea of blue-green ooze with density 1.35 g/cm3. If the pod has radius 6.00 cm and negligible mass, what is the mass of...

Q:

A plastic sphere floats in water with 50.0 percent of its volume submerged. This same sphere floats in glycerin with 40.0 percent of its volume submerged. Determine the densities of the glycerin and...

Q:

A bathysphere used for deep-sea exploration has a radius of 1.50 m and a mass of 1.20 X 104 kg. To dive, this submarine takes on mass in the form of seawater. Determine the amount of mass the...

Q:

Newton's Method (also know as the Newton-Raphson method, named after Isaac Newton and Joseph Raphson) is an algorithm for finding the root of a nonlinear function, that is, given f(x), this algorithm...

Q:

1. A firm had Net Income of $1,000,000 and a payout ratio of 40%. If they are 70% equity financed, how much can they spend on capital expenditures before needing external equity? a) $857,143 b)...

Q:

Trans-Atlantic Quotes. Separated by more than 3,000 nautical miles and five time zones, money and foreign exchange markets in both London and New York are very efficient. The following information...