1 A three stage rocket consists of a first stage that has a total mass of 4,000 kg (3,500 kg of fuel). The second stage has a total mass of 1500 kg (1300 kg of fuel). The third stage has a total mass of 500 kg (400 kg of fuel) TheA rocket has 15,000 kg of fuel and its mass is given by:m = 20,000 kg - (50 kg/s)t.Thus, its mass will be 12500kg after 2.5 minutes of flight but it will burn all of its fuel in 5minutes.A rocket has 15,000 kg of fuel and its mass is given by:m = 20,000 kg - (50 kg/s)t.The exhaust velocity is 4.0 km/s. Starting from rest it lifts-off from the surface of the Earth. After 2.5 minutes of flight its acceleration will bem/s? and its speed will bem/sA two stage rocket consists of a first stage that has a total mass of 4,500 kg (4,000 kg of fuel). The second stage has a total mass of 1500 kg (1200 kg of fuel). The exhaust velocity is 1.6 km/s If the rocket takes off from restkm/s when the first stage separates. When the second stage separates the speed of the rocket will be3.51km/s. For this rocket to orbit the Earth, the exhaust speed1.76then the speed of the rocket will bewould have to bekm/s.km/s when the first stage separates. When the second stage separates the speed of the rocket will beexhaust velocity is 1.6 km/s. If the rocket takes off from rest, then the speed of the rocket will bekm/s. For this rocket to orbit the Earth, the exhaust speed would have to bekm/skm/s. When the third stage separates the speed of the rocket will be

Name: 1 A three stage rocket consists of a first stage that has a total mass
Uploaded: 2024-03-20T06:57:57.000Z
Channel: Bartleby
Description: 1 A three stage rocket consists of a first stage that has a total mass of 4,000 kg (3,500 kg of fuel). The second stage has a total mass of 1500 kg (1300 kg of fuel). The third stage has a total mass of 500 kg (400 kg of fuel) TheA rocket has 15,000

Note that: first and second questions are identical only. 3rd and 4th question is different. As per…

Science

Physics

A rocket has 15,000 kg of fuel and its mass is given by m = 20,000 kg - (50 kg/s)t Thus, its mass will be 12500 kg after 2.5 minutes of flight but it will burn all of its fuel in 5. minutes. A rocket has 15,000 kg of fuel and its mass is given by m = 20,000 kg - (50 kg/s)t. m/s? and its speed will be m/s The exhaust velocity is 4.0 km/s. Starting from rest it fifts-off from the surface of the Earth, After 2.5 minutes of flight its acceleration will be

A rocket has 15,000 kg of fuel and its mass is given by m = 20,000 kg - (50 kg/s)t Thus, its mass will be 12500 kg after 2.5 minutes of flight but it will burn all of its fuel in 5. minutes. A rocket has 15,000 kg of fuel and its mass is given by m = 20,000 kg - (50 kg/s)t. m/s? and its speed will be m/s The exhaust velocity is 4.0 km/s. Starting from rest it fifts-off from the surface of the Earth, After 2.5 minutes of flight its acceleration will be

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter10: Systems Of Particles And Conservation Of Momentum

Section: Chapter Questions

Problem 76PQ: A single-stage rocket of mass 308 metric tons (not including fuel) carries a payload of 3150 kg to...

See similar textbooks

Similar questions

A particle of mass m moving along the x-axis with a velocity component +u collides head-on and sticks to a particle of mass m/3 moving along the x-axis with the velocity component −u. What is the mass M of the resulting particle?
A ball of mass 250 g is thrown with an initial velocity of 25 m/s at an angle of 30 with the horizontal direction. Ignore air resistance. What is the momentum of the ball after 0.2 s? (Do this problem by finding the components of the momentum first, and then constructing the magnitude and direction of the momentum vector from the components.)
A 2.00-kg particle has a velocity (2.00i3.00j)m/s, and a 3.00-kg particle has a velocity (1.00i+6.00j)m/s. Find (a) the velocity of the center of mass and (b) the total momentum of the system.
A model rocket engine has an average thrust of 5.26 N. It has an initial mass of 25.5 g, which includes fuel mass of 12.7 g. The duration of its burn is 1.90 s. (a) What is the average exhaust speed of the engine? (b) This engine is placed in a rocket body of mass 53.5 g. What is the final velocity of the rocket if it were to be fired from rest in outer space by an astronaut on a spacewalk? Assume the fuel burns at a constant rate.
A hockey puck of mass 150 g is sliding due east on a frictionless table with a speed of 10 m/s. Suddenly, a constant force of magnitude 5 N and direction due north is applied to the puck for 1.5 s. Find the north and east components of the momentum at the end of the 1.3-s interval.
A load of gravel is dumped straight down into a 30000-kg freight car coasting at 2.2 m/s on a straight section of a railroad. If the freight car’s speed after receiving the gravel is 1.5 m/s, what mass of gravel did it receive?
The kinetic energy of an object is increased by a factor of 4. By what factor is the magnitude of its momentum changed? (a) 16 (b) 8 (c) 4 (d) 2 (e) 1
A space probe, initially at rest, undergoes an internal mechanical malfunction and breaks into three pieces. One piece of mass ml = 48.0 kg travels in the positive x-direction at 12.0 m/s, and a second piece of mass m2 = 62.0 kg travels in the xy-plane at an angle of 105 at 15.0 m/s. The third piece has mass m3 = 112 kg. (a) Sketch a diagram of the situation, labeling the different masses and their velocities, (b) Write the general expression for conservation of momentum in the x- and y-directions in terms of m1, m2, m3, v1, v2 and v3 and the sines and cosines of the angles, taking to be the unknown angle, (c) Calculate the final x-components of the momenta of m1 and m2. (d) Calculate the final y-components of the momenta of m1 and m2. (e) Substitute the known momentum components into the general equations of momentum for the x- and y-directions, along with the known mass m3. (f) Solve the two momentum equations for v3 cos and v3 sin , respectively, and use the identity cos2 + sin2 = 1 to obtain v3. (g) Divide the equation for v3 sin by that for v3 cos to obtain tan , then obtain the angle by taking the inverse tangent of both sides, (h) In general, would three such pieces necessarily have to move in the same plane? Why?
A 2.00 1O3-kg car moving cast at 10.0 m/s collides with a 3.00 103-kg car moving north. The cars stick together and move as a unit after the collision, at an angle of 40.0 north of east and a speed of 5.22 m/s. Find the speed and direction of the 3.00 103-kg car before the collision.
Check Your Understanding Would the ball’s change of momentum have been larger, smaller, or the same, if it had collided with the floor and stopped (without bouncing)? Would the ball’s change of momentum have been larger, smaller, or the same, if it had collided with the floor and stopped (without bouncing)?
If a rainstorm drops 1 cm of rain over an area of 10km2 in the period of 1 hour, what is the momentum of the rain that falls in one second? Assume the terminal velocity of a raindrop is 10 m/s.
An object that has a small mass and an object that has a large mass have the same momentum. Which object has the largest kinetic energy?