Question: A train started from rest and moved with constant acceleration. At one time it was traveling 30 m/s, and 160 m farther on it was

A train started from rest and moved with constant acceleration. At one time it was traveling 30 m/s, and 160 m farther on it was traveling 50 m/s. Calculate
(a) The acceleration,
(b) The time required to travel the L60 m mentioned,
(c) The time required to attain the speed of 30 m/s, and
(d) The distance moved from rest to the time the train had a speed of 30 m/s.
(e) Graph x versus t and y versus / for the train, from rest.

Step by Step Solution

★★★★★

3.39 Rating (174 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

We take x in the direction of motion We use subscripts 1 and 2 for the data ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

2-P-M-1D (298).docx

120 KBs Word File

Students Have Also Explored These Related Mechanics Questions!

A train traveling at a constant speed rounds a curve of radius 235m. A lamp suspended from the ceiling swings out to an angle of 17.5o throughout the curve. What is the speed of the train?

A person travels d miles at a constant speed s (in miles per hour) for t hours. a. Complete Table 20 to help find a formula that describes the association among s, t, and d. Show the arithmetic to...

A commuter train traveling at 64 km/h is 4.8 km from a station. The train then decelerates so that its speed is 32 km/h when it is 800 m from the station. Knowing that the train arrives at the...

Answer the questions with completed solutions. 11A car travels in a straight line with an average velocity of 80.0 km/h for 2.50 h and then With an average velocrty of 40.0 km/h for 1.50 h. (a) What...

Answer the questions with completed solutions. 1. A train started from rest and moved with constant acceleration. At one time it was traveling 30 m/s, and 160 m farther on it was traveling 50 m/s....

1. The tolerance its 1+- in the 2nd significant digit A train started from rest and moved with constant acceleration. At one time it was traveling 34 m/s, and 170 m farther on it was traveling 41...

1. The tolerance is -+1 in the 2nd significant digit A train started from rest and moved with constant acceleration. At one time it was traveling 34 m/s, and 170 m farther on it was traveling 41 m/s....

A train started from rest and moved with constant acceleration. At one time it was traveling 28 m/s, and 130 m farther on it was traveling 56 m/s. Calculate (a) the acceleration, (b) the time...

12. [-/1.05 Points] DETAILS SERCP11 5.A.P.068. 0/20 Submissions Used MY NOTES ASK YOUR TEACHER A toy gun uses a spring to project a 4.7-g soft rubber sphere horizontally. The spring constant is 8.0...

5 v NICH a. Distance O Re R d. displacement b. Velocity e. none of the above c. acceleration 2 Study the position-time graph pictured below and select the statement that is true. J Position vs. Time...

A Comprehensive Problem: Journalizing Exchange Rate Effects LO15-4,LO15-5, LO15-6 Wolfe Computer is a U.S. company that manufactures portable personal computers. Many of the components for the...

Need help with this code: You can convert a temperature from degrees Fahrenheit into degrees Celsius by using C=(5/9)(F-32). Below are attempting to write an expression in Java that use this formula...

If you withdraw funds from a pension plan before age 5 9 1 2 , you will have to pay a federal income tax penalty. 5 % . 1 0 % 1 5 % 2 0 % 2 5 %

Consider the mass-spring system, with mass m in units of slugs, a damping coefficient of 0.50 lb-s/ft, and driven by a periodic external force, 3cos(2t) lb. my"(t) + 0.50y (t) + ky(t) = 3 cos(2t)....

Consider 3 equal masses of mass m connected by equal springs with spring constant k, with masses 1 & 3 also connected to the walls by springs with constant k (diagram (c) from last week's homework,...

ATP Synthase is a remarkable energy generator. How many ATP does a human liver produce in one day? Assumptions are: 3 ATP per turn of ATP Synthase motor 100 ATP per 300 protons Spins at about 2,000...

Use Binomial Distribution to find probability that you flip the coin 6 times and will obtain head exactly 4 times.

If glucose labelled with 14C in C-1 were fed to yeast carrying out the ethanol fermentation, where would the 14C label be in the products?

Use the rejection method to generate a random variable having the Gamma( 5/2 ; 1) density function. Assume g(x) is the pdf of the Gamma (a = /2, = 1).

A positive point charge Q1 = 2.5 X 10-5 C is fixed at the origin of coordinates, and a negative charge Q2 = 5.0 X 10-6C is fixed to the x axis at x = + 2.0m. Find the location of the place(s) along...

A small lead sphere is encased in insulating plastic and suspended vertically from an ideal spring (k = 126N/m) above a table. Fig.16-63 the total mass of the coated sphere is 0.800kg, and its center...

A large electroscope is made with leaves that are 78-cm-long wires with tiny 24-g spheres at the ends. When charged, nearly all the charge resides on the spheres. If the wires each make a 30o angle...

2. Operations are performed on eight machines as follows: 1. Face: lathe #609 2. Drill-Tap: machine #501 3. Drill: machine #101 4. Tap: machine #301 5. Drill: machine #102 6. Tap: machine #302 7....

Exercise 9-4 Prepare a Flexible Budget Performance Report [LO9-4] Vulcan Flyovers offers scenic overflights of Mount St. Helens, the volcano in Washington State that explosively erupted in 1982. Data...

The Retained earnings account has a credit balance of $47,000 before closing entries are made. Total revenues for the period are $65,200, total expenses are $44,800, and dividends are $13,000. What...