A rocket is launched upward. The height of the rocket was 54.7 ft at the end of the thrust portion of the flight. The rocket landed 19 s later. The rocket fell freely to the ground after reaching its maximum height. The acceleration of gravity (g = 32.2 ft/s2), What is the speed of the rocket at the end of the thrust flight?

Q: A tennis ball with a velocity of 24.4 m/s is thrown perpendicularly at a wall. After striking the…

A: The average acceleration of the ball can be given as

Q: 3. A 200.0 g model rocket is observed to rise 100.0 m above the ground after launch. What must have…

A:

Q: A coin is dropped on a planet where the acceleration due to gravity has a magnitude of 8.8 m/s2.…

A: Given data:  A coin is dropped on a planet  Acceleration due to gravity (g) = 8.8 m/s2 Time (t) =…

Q: A cat chases a mouse across a 1.6 m high table. The mouse steps out of the way, and the cat slides…

A: Given data:  Height of table (h) = 1.6 m Cat slides off the table  Horizontal displacement (d) = 1.2…

Q: A a vs. t graph is drawn for a car moving in one direction. The graph shows a horizontal line at a =…

A: there are three equation of motion  v = u + at  v2 - u2 = 2as s = ut + 0.5 at2 where  v = final…

Q: Spring Gun: A spring gun can launch a projectile with a speed of 12.21 m/s. It is placed at the edge…

A:

Q: Julie, who has a mass of 65 kg, is enjoying a day at the local water park with some friends. She…

A: Calculate the vertical height of the bottom from the top of the water slide. h = (12 m) - (1 m)   =…

Q: A small block is released from rest at the top of a frictionless incline. The distance from the top…

A:

Q: Y1 Y2

A: y1 = 8.0 m final speed v = 7.7 m/s

Q: Spring Gun: A spring gun can launch a projectile with a speed of 12.21 m/s 1.8m high, and the…

A:

Q: On the roof of a 78.4 m tall building, a worker pushes a brick off the edge of the roof with a…

A:

Q: A rocket is launched upward. The height of the rocket was 68 ft at the end of the thrust portion of…

A:

Q: You wake up in a strange room and you drop a ball from a height of 1.02 m above the floor. The ball…

A: Given data:  Initial velocity (Vi) = 0 m/s Height (h) = 1.02 m Time (t) = 0.319 s Required:…

Q: Question: Caroline and Jennifer are standing on a rooftop. Caroline drops a ball straight down to…

A: Given: In the given problem one object is released and the second is thrown with a certain velocity.…

Q: To help travelers get around the airport, a shuttle was built between two terminals. Starting from…

A: Given data: The acceleration of the shuttle for t1 time, a1=0.447 m/s2. The time interval during…

Q: An astronaut is exploring a planet which has a gravitational acceleration of only 5.59 m/s2. If the…

A: Given data The initial velocity is given as u = 13.7 m/s. The acceleration applied on the ball is…

Q: Gaetano shoots a basketball from a height of 6.5 ft with an initial vertical velocity of 17 ft/s.…

A: Given, Gaetano shoots a basketball from, height h(0) = 6.5 ft initial vertical velocity uy = 17 ft/s…

Q: A board 2.5 m long leans against a vertical wall. It starts to slide down the wall. The instant the…

A:

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A:

Q: A baseball player throws a ball straight up into the air. At a height of 2.4 m above the release…

A:

Q: There are two best friends named Kaela and Georgie. Kaela is on top of the first storey building and…

A: Given: Length of 1 storey, L= 3.378 m gravity, g = 9.8 m/s2 To Find: 1) time taken when they meet 2)…

Q: The acceleration due to gravity on the surface of a planet depends on the mass and size of the…

A:

Q: A roller-coaster goes over an 14 m tall hill then approaches a 25 m hill. What is the minimum…

A: Given data: Initial height (hi) = 14 m Final height (hf) = 25 m Required: The minimum velocity at…

Q: initially at rest on the surface of Mars where g = 4 m/s ^ 2 . The mass of the spaceship is 3000 kg.…

A: We know that initially, the spaceship rests on the surface of mars and where g = 4 m/s2 and the mass…

Q: The Cassini spacecraft traveled with a companion module, Huygens, that split off so that it could…

A: Given:  u = 0 m/s  a = 1.352 m/s2 h = 1.4 m

Q: Gravitational acceleration is 5.13 m/s2. Object is thrown upward with a velocity of 13.3 m/s. What…

A: The gravitational acceleration is ag = 5.13 m/s2. The object is thrown upward with an initial…

Q: Santa loses his footing and slides down a frictionless, snowy roof that is tilted at an angle of…

A: Given,

Q: The NEXT morning, you wake up in a strange room yet again, and this time you drop a ball from a…

A:

Q: A 0.26-kg rock is thrown vertically upward from the top of a cliff that is 32 m high. When it hits…

A:

Q: A roller coaster has speed of v0=6.2 m/s as it hits the peak of a h=31.5m dip. What is the car's…

A: According to the conservation of total mechanical energy, the total mechanical energy of a system…

Q: A roller-coaster goes over a 12 m tall hill then approaches a 30 m hill. What is the minimum…

A:

Q: A package of mass m = 2.00 kg is released from rest at the top of an inclined plane as seen in the…

A:

Q: A tennis ball with a speed of 27.8 m per s is moving perpendicular to a wall. After striking the…

A: The expression for the required acceleration is,

Q: While standing at the edge of the roof of a building, a man throws a stone upward with an initial…

A: To solve the given question, we will use the conservation of energy.

Q: value of g for planet #2

A: Given: Maximum height attained by object is h=75.5 m Speed of object is v=27.9 m/s Find: Value of…

Q: You throw a m =0.9 kg ball straight up, giving it an initial velocity of magnitude v= 10 m/s.…

A: Given data:  Mass (m) = 0.9 kg Initial velocity (v0) = 10 m/s Acceleration due to gravity (g) = 9.8…

Q: A rocket is launched upward. The height of the rocket was 82.9 ft at the end of the thrust and had a…

A: Apply the third kinematic equation at the end of the thrust and substitute the required values.

Q: A ball is suspended from a light 1.3 m string . The string makes an angle of 24 degrees with the…

A: a) VF will be the speed of the ball , when it reaches to its highest pointSo, Given thatL=1.3 m…

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –