A 40 meter long train it’s accelerating at a constant rate. If the front of the train it’s moving 30 m/s past construction work 150 meters from it’s starting point, how fast will the end of the train be moving when it passes him Use the equations provided please

Q: Consider  a dragster that, when the light turns green, accelerates uniformly from rest and completes…

A:

Q: When the breaks are applied on a car running with an initial speed of 44 ft/s, it stops in 2…

A: given data, initial speed, u = 44 ft/s = (44×0.3048)=13.4112 m/s after break is applied , time taken…

Q: The balloon is dropped (no initial velocity) from a height of 43.24 meters. At the exact moment you…

A: Given data- The balloon is dropped from a height of h=43.24meters. no initial velocity i.e Vb=0…

Q: A motorcycle officer hidden at an intersection observes a car driven by an oblivious driver who…

A: Given, The police officer takes off in pursuit t1=2.35 s after the car has passed the stop sign.…

Q: A small steel ball bearing with a mass of 14 g is on a short compressed spring. When aimed…

A: Given:-  A small steel ball bearing with a mass of m = 14 g. The spring sends the bearing to a…

Q: 16.39 Two small stereo speak- Figure E16.39 ers are driven in step by the same variable-frequency…

A:

Q: QUESTION 9 The average speed of a nerve impulse in the human body is about 100 m/s. If you…

A:

Q: A seagull flies at a velocity of 9 m/s straight into the wind. If it takes the bird 20 min to travel…

A: Given: The velocity of the seagull w.r.t air is VSA=9 m/s The time required to travel distance is…

Q: You are an observer on the ground. (a) Draw two motion diagrams representing the motions of two…

A:

Q: find the average velocity for the entire graph

A:

Q: You are an observer on the ground. (a) Draw two motion diagrams representing the motions of two…

A: Motion diagrams are drawn using the arrow and dots. The dots are marked as equal intervals of time.…

Q: Express your answer in two decimal places What is the final velocity of the car, if it starts…

A: Given data:  Initial velocity (Vi) = 0 m/s Distance traveled (d) = 75.0 km = 75000 m Acceleration…

Q: A key falls from a bridge that is 46 m above the water. It falls directly into a model boat, moving…

A: A key falls from a bridge that is at a height directly into a model boat, moving with a constant…

Q: If An airplaine is controlled to move vertically downward from a given height of at a speed of 1…

A: Known:Initial conditions: The airplane is moving vertically downward at a speed of 1 m/s before…

Q: A stream flows at a rate of 3.9 km/hr. A boat has a speed of 7.6 km/hr. While in the stream the boat…

A: Given Speed of the river vr = 3.9 km/hr speed of the boat vb = 7.6 km/hr Distance travelled up…

Q: The motion of a cart can be represented by x (t) = (-2.5m/s) t – 10.0m. At what time does this cart…

A: Answer is uploaded in 2nd step.

Q: A rifle that shoots bullets at 451 m/s is to be aimed at a target 42.5 m away. If the center of the…

A: Given data: -  The initial velocity of the bullet is v = 451 m/s. The distance of the target is R =…

Q: Please help by provide drawings and solutions like the one in the picture (the problems are all…

A:

Q: A student begins rest and then walks North at speed of v1= 0.75 m/s. The student the. Turns south…

A: V1 = 0.75 m/s due north V2 = 0.44 m/s due south t1 = t2 = t

Q: You are driving your car at 12 m/s when a deer jumps in front of your car. What is the shortest…

A:

Q: A ball is thrown upward in the air by a passenger on a train that is moving with constant velocity.…

A: The trajectory of the ball is given as follows:        y = x tan(θ) -  12g x2u2 cos2 (θ) Where,    x…

Q: David is driving a steady 26.0 m/s when he passes Tina, who is sitting in her car at rest. Tina…

A:

Q: find the average velocity for the entire graph

A:

Q: You are an observer on the ground. (a) Draw two motion diagrams representing the motions of two…

A: Given data, Time t1=5 s Time t2=3 s

Q: Which of the following position vs. time curves for a particle moving in one dimension shows a…

A: Slope of position time graph is called velocity. Slope of velocity time graph is called…

Q: Express a reaction time of 0.32 seconds in milliseconds.

A: This question deals with the reaction time in a force dynamical system.

Q: At some airports there are speed ramps to help passengers get from one place to another. A speed…

A: s=130 m t1=70 s u=2.4 m/s=speed of ramp w.r.t ground v=s/t1=130/70=13/7=1.85714286 m/s =speed of…

Q: treuck traveling At a stup light, at 15 m/s passes a caR 'as it Starts trom rest, The teuck. travels…

A:

Units and Dimensions

These are generally defined as the terms which precede or describes the dimensions further. These are also further divided into two parts namely fundamental units and the derived units.