A 1.4 kg model rocket is launched vertically from rest with a constant thrust of 25 N until the rocket reaches an altitude of 15 m and the thrust ends. Neglecting air resistance, determine (a) the speed of the rocket when the thrust ends, (b) the maximum height reached by the rocket, (c) the speed of the rocket when it retums to the ground.

A 1.4 kg model rocket is launched vertically from rest with a constant thrust of 25 N until the rocket reaches an altitude of 15 m and the thrust ends. Neglecting air resistance, determine (a) the speed of the rocket when the thrust ends, (b) the maximum height reached by the rocket, (c) the speed of the rocket when it retums to the ground.

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

See similar textbooks

Related questions

Q: 7. The sketch shows a test of an electrostatic air filter. The pressure drop for the filter is 3…

Q: A single-stage rocket is launched vertically from rest, and its thrust is programmed to give the…

Q: A 25-kg projectile is fired vertically upward from the ground. If the velocity is 35 m/s at 5 m…

Q: An open, clean glass tube, having a diameter of 4.5 mm, is inserted vertically into a dish of…

Q: A certain object weighs 541 N at the earth's surface. Determine (a) the mass of the object (in…

Q: suming specific weight of air to be constant at 12 N/m3, what is the approximate height o punt…

A: Yair=12N/m3 To find height of Mount Banahaw

Q: A fireworks shell P is launched upward from point A and explodes at its apex at an altitude of 265…

A: Given values: Height at which firework explodes, H = 265 ft

Q: 5. The stagnation state is obtained after a to zero velocity. a) Accelerating b) Decelerating c)…

Q: A power nozzle throws a jet of water which is 30 mm in diameter at a velocity of 40 m/s. What is the…

A: Given data: Diameter of nozzle=30 mm Velocity=40 m/s It is asked to find the power exerted by…

Q: A rocket engine burns 8.5kg of fuel and oxidizer per second, and combustion gases exit the rocket at…

A: The given data is shown below: Burning rate of fuel=8.5 kg/sVelocity=565 m/s

Q: Mass of the plane: 150,000 kg Initial velocity 0 Final velocity: 100 m/s Distance traveled: 500 m…

A: mass of plane = 150000kg = 1471 kn s = 500m U = 0m/s V = 100m/sec

Q: ne minimum amount of fuel needed to do this in a single-s has an Ip of 450 s. ing that multi-staging…

A: my¨ =T -mG -F0 ..........11 I let y1 =y ⇒y˙1 =y˙ y2 =y˙ ⇒y2 =y˙1 .......2 then…

Q: ial with an initial speed If it experiences a decele 6t) m/s, what is the max nce traveled by the…

A: We know S=ut+12at2 S=27(t)+12(-6t)(t2) S=27(t)+(-3t3) so,

Q: A projectile is fired vertically with an initial velocity of 257 m/s. Calculate the maximum altitude…

Q: Mass of the plane 150,000 kg Initial velocity 0 Final velocity 100 m/s Distance traveled 500 m The…

Q: Two rockets are launched from the same elevation, from a state of rest. Rocket A had accelerated…

Q: A ball of mass 1 kg moving with a velocity of 2 m/sec collides a stationary ball of mass 2 kg and…

Q: o achieve a velocity gradient of 50 s with a volume of 3000 m the viscosity of the water is 1.1x10…

A: Given:- velocity gradient=50s volume=3000m viscosity of water =1.1 x 10 Pa-sec coefficient of drag…

Q: ntly), but with 10 kg of air at 800 kPa, heated at constante pressure up to 400°C. Use the values…

Q: A spaceshuttle that weighs 512 kg is mounted to a rocket that weighs 17352 kg, which includes the…

Q: An aircraft is flying in level flight at a speed of 200 km/hr through air (density (p)= 1.2 kg/m²,…

A: Given- Speed V=200 km/hr, Air density ρ=1.2 kg/m2, Viscosity μ=1.6×10-5 N-s/m2, Lift coefficient…

Q: A flocculation tank contains 1800 m³ of water, which is mixed using paddles at an average velocity…

A: Given- Volume of water = 1800 m3 G=100/s Dynamic viscosity- μ=0.798×10-3 N-s/m2 It is needed to find…

Q: 3 A flocculation tank contains 1800 m³ of water, which is mixed using paddles at an average velocity…

A: Given data: Volume, V=180 m3 Velocity gradient, G=100s Viscosity, μ=0.798×10-3 Nsm2

Q: 2. The propulsive force drives the jet in the a) Backward direction b) Forward direction c)…

A: Propulsive force is the force generated due to the change in momentum of a fluid flowing through a…

Q: Problem 15.1 R = 287.14 J/kg°K and k = Find the velocity of bullet fired in standard air if the Mach…

A: Given, Mach angle, alpha = 30° R=287.14 J/kg°K k= 1.4 t= 15°C T= 15+273= 288°K

Q: 3. In a stationery vertical plate, the jet after striking the plate will move a) In opposite…

A: To find : Jet after striking the plate will move in which direction.

Q: A flocculation tank contains 1800 m³ of water, which is mixed using paddles at an average velocity…

A: Given data- volume V=1800 m3,velocity gradient G=100/s,dynamic viscosity μ=0.798×10-3 Ns/m2, To…

Q: In a diesel engine the fuel is ignited when it is injected into hot compressed air, heated by the…

Q: During a standard protocol test of an engineered rocket ship, it travelled upward at 80 m/s and…

A: Given at 100 m its velocity is 80m/s using using relation v2-u2=2asheight travel from point A…

Q: QI Figure Q1 shows a canon firing a shell at 50° from the slope, from a height of 200m. It was…

Q: 5. The fluid speed through the nozzle is altered with a) Acceleration b) Deceleration c) Constant…

Q: Determine the kinetic energy in joules, of a 2 gram riffle bullet traveling at 1640 ft/s

Concept explainers

Storm Sewers and Detention

The storm drains system transports rainwater or stormwater and other runoff from roads, parking lots, and roof downpipes directly to nearby creeks, rivers, or the sea without any treatment.

Question

A 1.4 kg model rocket is launched vertically from rest with a constant thrust of 25 N until
the rocket reaches an altitude of 15 m and the thrust ends. Neglecting air resistance,
determine (a) the speed of the rocket when the thrust ends, (b) the maximum height
reached by the rocket. (c) the speed of the rocket when it returns to the ground.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Trending now

This is a popular solution!

Step by step

Solved in 4 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

A flocculation tank contains 1800 m³ of water, which is mixed using paddles at an average velocity gradient G of 100/s. The water temperature and the corresponding dynamic viscosity are 30°C and 0.798 × 10-³ Ns/m², respectively. The theoretical power required to achieve the stated value of G (in kW, up to two decimal places) is
An instrumental for the analysis of trace hydrocarbons in air, or in the products of combustion uses a flame ionization detector. The flame in this device is fueled by mixture of 40% (vol.) hydrogen and 60%(vol)helium. The fuel mixture is contrained in a 42.8-liter tank at 1500psig and 298K. The atmospheric pressure is 1000kPa. What is the partial pressure of each constituent in the tank and the total mass of the mixture. Assume Ideal gas behavior for the mixture.
COURSE SUBJECT: Dynamics No shortcut of solution. Thank you
An object is launched at a velocity of 20 m/s in a direction making an angle of 25° upward with the horizontal. Find the total flight time of the object. * 1.41 sec 141 sec 1,72 sec What mass of water can be heated from 25.0° C to 50.0° C by the addition of 2825 J? * 27 kg 27 gm 22 gm
Gasoline has a specific weight of 7000 N/m^3. Which nearly gives its mass in kilograms when poured fully into a conical tank 600 mm across the top and 1.20 m deep? а. 22 kg оЬ. 68 kg О с. 81 kg O d. 75 kg
8 Mm The rocket is inıtially in free-flight circular orbit around the earth. Determine the following: a. The speed of the rocket A b. What change in the speed at A is required so that it can move in an elliptical orbit to reach point A. A A' 19 Mm
3. A bullet is fired at an initial velocity of 120m/s and an angle of 54° at the top of a 120m tall building. Neglecting air resistance, determine the following: a. The maximum height above the ground that can be reached by the bullet b. The time for the bullet to hit the ground c. The velocity with which the bullet will hit the ground.
A projectile (m, = 79 g) traveling at v = 630 m/s strikes and becomes embedded in the block (m, = 57 kg), which is initially stationary. Compute the energy lost during the impact. Express your answer as an absolute value |AE| and as a percentage n of the original system energy E. my Answers: JAE| = i n = i
A projectile is fired vertically with an initial velocity of 122 m/s. Calculate the maximum altitude h reached by the projectile and the time t after firing for it to return to the ground. Neglect air resistance and take the gravitational acceleration to be constant at 9.81 m/s². Answers: h = t = i i m S
A) A static object at an altitude of 30 m from the surface of the ground has a potential energy of 1470 J as shown in Fig. (3). If the body falls down, neglecting the air resistance, calculate: 1) The kinetic energy of the body and its potential energy at a height 20 m from the ground surface. 2) The velocity of the body at the moment of collision with the ground. KE = ? PE = ? h = 30 m h- 20 m Ground surface Fig. 3