A rocket consumes fuel at a rate of 5840 kg/s. The exhaust speed is 1670m/s. The...
A rocket consumes fuel at a rate of 5840 kg/s. The exhaust speed is 1670m/s. The acceleration of gravity = 9.8 m/s^2. What is the thrust of the rocket?
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A rocket consumes fuel at a rate of 5840 kg/s. The exhaust speed
is 1670m/s. The...
A rocket expels exhaust at a rate of 50 m/s for 50 seconds. The rocket weighs...
A rocket expels exhaust at a rate of 50 m/s for 50 seconds. The rocket weighs 15,000 kg when empty. The rocket can hold 120,000 kg of fuel. At rest, weightless: 1. What speed is the rocket traveling when all the fuel is gone 2. How fast is the rocket traveling when only 30,000 kg of fuel has been used 3. When the rocket reaches 40 m/s how much fuel is left
A fully fueled rocket has a mass of 21000 kg, of which 25000 kg is fuel....
A fully fueled rocket has a mass of 21000 kg, of which 25000 kg is fuel. The burned fuel is exhausted at a rate of 190 kg/s at a speed of 2800 m/s relative to the rocket. If the rocket is fired vertically upward, calculate.... a.) The trust of the rocket b.) The net force on the rocket at blastoff and just before burnout (when all the fuel has been used up) c.) The rocket's velocity at burnout *** Ignore...
A small sounding rocket has an initial mass of M=3200kg (80% of which is fuel) and...
A small sounding rocket has an initial mass of M=3200kg (80% of which is fuel) and burns fuel at a rate of 20 kg/s. The exhaust velocity of the gas ejected from the rocket is Uex=2000m/s. a. Find the thrust of the rocket motor. b. Find the time until burnout. c. Find the speed of the rocket at burnout assuming that the rocket moves straight up and stays close enough to Earth's surface that the gravitational acceleration is always g=9.81m/s^2
A Saturn-V Rocket has a total mass of 3.00 times 10^6 kg when fully fueled. The...
A Saturn-V Rocket has a total mass of 3.00 times 10^6 kg when fully fueled. The first stage of rocket propulsion burns 2.27 times 10^6 kg of fuel in 150 s, providing a thrust of 3.402 times 10^7 N, as the rocket is lifted against Earth's gravity. a) Find the rate at which fuel is burned during this first-stage propulsion, assuming a steady rate of fuel consumption. b) Find the exhaust speed of the fuel as it is ejected from...
A rocket accelerates by burning its onboard fuel, so its mass decreases with time. Suppose the...
A rocket accelerates by burning its onboard fuel, so its mass decreases with time. Suppose the initial mass of the rocket at liftoff (including its fuel) is m, the fuel is consumed at rate r, and the exhaust gases are ejected with constant velocity v_e (relative to the rocket). A model for the velocity of the rocket at time t is given by the equation v(t) = -gt - v_e ln m - rt/m where g is the acceleration due...
A rocket accelerates by burning its onboard fuel, so its mass decreases with time. Suppose the...
A rocket accelerates by burning its onboard fuel, so its mass decreases with time. Suppose the initial mass of the rocket at liftoff (including its fuel) is m, the fuel is consumed at rate r, and the exhaust gases are ejected with constant velocity ve (relative to the rocket). A model for the velocity of the rocket at time t is given by the equation m- rt where g is the acceleration due to gravity and t is not too...
10: A rocket accelerates upward by burning its onboard fuel, so its mass decreases with time....
10: A rocket accelerates upward by burning its onboard fuel, so its mass decreases with time. Suppose the initial mass of the rocket at liftoff (including its fuel) is m, the fuel is consumed at rate r, and the exhaust gases are ejected with constant velocity ve (relative to the rocket). A model for the velocity of the rocket in meters per second after t seconds is given by the equation r(t)--gt-ve In (mmrt) where g is the acceleration due...
022 10.0 points A rocket burns fuel at a rate of 240 kg/s and exhausts the...
022 10.0 points A rocket burns fuel at a rate of 240 kg/s and exhausts the gas at a relative speed of 1 km/s. Find the thrust of the rocket. Answer in units of MN.
SectionDef Additional Problems 59. A rocket is launched vertically from rest, and it bums fuel at...
SectionDef Additional Problems 59. A rocket is launched vertically from rest, and it bums fuel at a constant rate of 136 kg/s. Exhaust gases are expelled with a speed of 5 25 x 10 m/s relative to the rocket. What is the magnitude of the thrust? A) 7.14 x 10°N V=5.25x10mts B) 3.64 % 10N m = 136 kg/s C) 2.59 x 10-2N D) 808 N Thrust - ? E) 38.6 N Ans: A Difficulty: Medium SectionDef Additional Problems
39. Rocket Motion Suppose a small single-stage rocket of total mass m) is launched vertically, th...
I'd question 40 please.
39. Rocket Motion Suppose a small single-stage rocket of total mass m) is launched vertically, the positive direction is upward, the air resistance is linear, and the rocket consumes its fuel at a constant rate. In Problem 22 of Exercises 1.3 you were asked to use Newton's second law of motion in the form given in (17) of that exercise set to show that a mathematical model for the velocity v(t) of the rocket is given...
A Saturn-V Rocket has a total mass of 3.00 times 10^6 kg when fully fueled. The first stage of rocket propulsion burns 2.27 times 10^6 kg of fuel in 150 s, providing a thrust of 3.402 times 10^7 N, as the rocket is lifted against Earth's gravity. a) Find the rate at which fuel is burned during this first-stage propulsion, assuming a steady rate of fuel consumption. b) Find the exhaust speed of the fuel as it is ejected from...
A rocket accelerates by burning its onboard fuel, so its mass decreases with time. Suppose the initial mass of the rocket at liftoff (including its fuel) is m, the fuel is consumed at rate r, and the exhaust gases are ejected with constant velocity v_e (relative to the rocket). A model for the velocity of the rocket at time t is given by the equation v(t) = -gt - v_e ln m - rt/m where g is the acceleration due...
A rocket accelerates by burning its onboard fuel, so its mass decreases with time. Suppose the initial mass of the rocket at liftoff (including its fuel) is m, the fuel is consumed at rate r, and the exhaust gases are ejected with constant velocity ve (relative to the rocket). A model for the velocity of the rocket at time t is given by the equation m- rt where g is the acceleration due to gravity and t is not too...
10: A rocket accelerates upward by burning its onboard fuel, so its mass decreases with time. Suppose the initial mass of the rocket at liftoff (including its fuel) is m, the fuel is consumed at rate r, and the exhaust gases are ejected with constant velocity ve (relative to the rocket). A model for the velocity of the rocket in meters per second after t seconds is given by the equation r(t)--gt-ve In (mmrt) where g is the acceleration due...
SectionDef Additional Problems 59. A rocket is launched vertically from rest, and it bums fuel at a constant rate of 136 kg/s. Exhaust gases are expelled with a speed of 5 25 x 10 m/s relative to the rocket. What is the magnitude of the thrust? A) 7.14 x 10°N V=5.25x10mts B) 3.64 % 10N m = 136 kg/s C) 2.59 x 10-2N D) 808 N Thrust - ? E) 38.6 N Ans: A Difficulty: Medium SectionDef Additional Problems
I'd question 40 please.
39. Rocket Motion Suppose a small single-stage rocket of total mass m) is launched vertically, the positive direction is upward, the air resistance is linear, and the rocket consumes its fuel at a constant rate. In Problem 22 of Exercises 1.3 you were asked to use Newton's second law of motion in the form given in (17) of that exercise set to show that a mathematical model for the velocity v(t) of the rocket is given...
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