From approximately what floor of a building must a car be dropped from an at-rest position so that it reaches a speed of 80.7 ft/s (55 mi/h) when it hits the ground? Each floor is 12 ft higher than the one below it. (Note: You may want to remember this when traveling 55 mi/h)

Q: 19. Archie initially pushed up a crate along a plane which is inclined at 20 degrees from the…

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Q: The ceiling of an arena is 77 m above the floor. What is the minimum speed that a thrown ball would…

A: initial velocity = u Height os ceiling of arena above the floor (h) = 77 m

Q: On a distant planet (NOT EARTH!!!) an object is allowed to slide 30.0 m down a frictionless ramp,…

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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: V? = V? + 2a A æ Ax= Ax=V° - V;? | 2a (0 m/s)² –(30.0 m/s)² 2(-8,00 m/s²) = 56. 25 m

A: This is a equation from kinematics. and here Vi = 30.0 m/s and the acceleration (a) = -8.00 m/s^2…

Q: A worker on a rooftop is startled by a snake, scoops it with a shovel and throws it down the…

A: Initial speed, u = 16 m/s Maximum height, h = ?  Acceleration due to gravity, g = 9.8 m/s²

Q: A girl throws a softball straight up on the air. Calculate the maximum height that the ball can…

A: In This question it is given that a girl throws software was up in the air  How to calculate the…

Q: Problem 2: A 5.4 x 105 kg locomotive is brought to a halt from a speed of 0.85 m/s in 0.33 m by a…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: An object of mass 20 kg is released from rest and allowed to fall under the influence of gravity.…

A: The objective of the question is to find out the time it will take for an object to reach the ground…

Q: A 115 gram apple falls from a branch that is 3.5 meters above the ground. (a) How much time elapses…

A: Givenm=115 gh=3.5 m(a)h=ut+12gt2 =0+12gt2         ( as u=0 , apple just falls , no initial…

Q: You also observe a giraffe running in a straight line. You clock her and find that she goes from…

A: This problem can be solve by applying first equation of motion which gives the relationship between…

Q: A man on a motorcycle plans to make a jump as shown in the figure. If he leaves the ramp with speed…

A: To determine the maximum height above the end of the ramp, we need to use the…

Q: A bottle dropped from a balloon reaches the ground in 50.0 s. What was the height, in meters, of the…

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Q: A 1-kg ball and a 10-kg ball are dropped from a height of 10 m at the same time. In the absence of…

A: In the absence of air resistance, some gravitational acceleration g will act on both the balls.…

Q: A ball is thrown vertically upward at t = 0, with an initial speed of vo = 10 m/s from a point O.…

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Q: When an object is thrown upward, gravity causes it to slow down at a speed of 1 g-speed decreases by…

A: Part (a) Suppose an object is thrown upward with some initial speed, at the highest point it comes…

Q: A parachutist drops freely from an aeroplane for 10 s before the parachute opens out. Then he…

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Q: A skier starts from rest and slides 19 m down a slope in 6 seconds. At what time after starting will…

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Q: Meagan is running an obstacle course. The tenth obstacle is called the "Spider Climb", where she…

A: Given data, Weight of Meagan = 125 Ib = 550 N Height of Meagan = 5'6" = 168 cm

Q: A ball with mass m kg is thrown upward with initial velocity 19 m/s from the roof of a building 24 m…

A: Approach to solving the question: A)    To find the maximum height from the ground, first find the…

Q: es off a horizontal tabletop with a speed of 2.5 m/s. It strikes the floor in 0.50 Ignore air…

A: We know that the physics book slides off a horizontal tabletop with a speed of 2.5 m/s. It strikes…

Q: A ball with mass m kg is thrown upward with initial velocity 21 m/s from the roof of a building 14 m…

A: When the ball is thrown upward with initial velocity of 21 m/s while the acceleration of the gravity…

Q: An electron's position is given by = 4.00tî - 5.00t2 j + 6.00k, with t in seconds and r in meters.…

A:

Q: f a ball is thrown up from a building 13.72 meters high at 18.19m/s. what is the maximum height…

A: GIVEN:- The height of the building =13.72 meter   ball throw up from the building with a velocity…

Q: In the inclined plane where friction is neglected, an object with a mass of 4 kg is thrown upwards…

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Q: A roadrunner is cruising at 6 m/s without knowing the road under its feet is about to run out, at…

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Q: Q#2: Suppose that the vehicle is dropped from a height h = 26ft. What is the downward velocity 1…

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Q: train is travelling at 60km/h when Superman slams head-on into it bringing it smoothly to a stop…

A: As per our guidelines, we are supposed to answer only first one question in case of multiple…

Q: To what maximum height above the bottom of the hill does the box reach before stopping?

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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: 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: An object of mass 5.9 kg moves along a flat surface and then up an incline with a steepness of 7.8°.…

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Q: The fishing boat was moving on a river. The paddle fell into the water as it crossed the bridge.…

A: KINEMATICS

Q: A skater of mass m = 50.0 kg is observed to have a velocity v = 4.0 m/s while she is at an elevation…

A: Given Data : The mass of the skater is given as m = 50 kg. The velocity of the skater at the…

Q: Calculate the speed of the object when it is at x=2m (b) Does the object reach x=3m ? ____ Yes ____…

A: As this question has multiple parts so I have solved only the first 3 parts. If you need solution of…

Q: 8. On Mars, a 15 N (as measured on Mars) vase is dropped out of an apartment window from a height of…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

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 –