The driver of a train moving at 20 m/s applies the brakes when it passes an amber
Question:
The driver of a train moving at 20 m/s applies the brakes when it passes an amber signal. The next signal is 1 km down the track and the train reaches it 75 s later. Find the train’s acceleration and its speed at the next signal.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 80% (10 reviews)
v20ms Signal 1km 1000m ...View the full answer
Answered By
TULESH GHELANI
Currently i m Subject Matter Expert in Ecademictube pvt Ltd. In Mechanical Engineering and also as Maths Expert on QandA Teacher app. My past journey was with Chegg India. I promise that i will give my full effort to clear your subject doubts and make your concept clear in every aspects.
0.00
0 Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Sciences questions
-
The driver of a pickup truck going 100 km/h applies the brakes, giving the truck a uniform deceleration of while it travels 20.0 m. (a) What is the speed of the truck in kilometers per hour at the...
-
An automobile accident occurs as follows: The driver of a full-size car (vehicle A, 4000 lb) is traveling on a dry, level road and approaches a stationary compact car (vehicle B, 2000 lb). Just 50...
-
The driver of a speeding empty truck slams on the brakes and skids to a stop through a distance d. (a) If the truck carried a load that doubled its mass, what would be the trucks skidding distance?...
-
Let a 0. Solve |x| = 3.
-
Isnt it surprising that movies, with tickets that cost around $10, often use vastly more economic resources than stage plays where tickets can easily cost $100? Compare, for example, a live stage...
-
Confirm that there are 2.2 Bohr magnetons associated with each iron atom, given that the saturation magnetization is 1.70 ( 106 A/m, that iron has a BCC crystal structure, and that the unit cell edge...
-
The accountant for Flenderson Roofing, Inc., posted adjusting entries (a) through (e) to the accounts at December 31, 2010. Selected balance sheet accounts and all the revenues and expenses of the...
-
The condensed statements of Ipex Inc. follow: Required Rounding calculations to two decimal places: 1. Calculate each years current ratio. 2. Express the income statement data in common-size...
-
Identify and discuss one specific method for carrying out cyberbullying, online harassment, or cyberstalking. For instance, the use of a specific social media site. In your response, be sure to...
-
Gigi transfers real estate (basis of $60,000 and fair market value of $40,000) to Monarch Corporation in exchange for shares of 1244 stock. (Assume that the transfer qualifies under 351.) a. What...
-
When a football is thrown, it follows a curved path through the air like the ones shown in Fig. 2-18. Where in its path is the balls speed greatest? Where is it least?
-
The brakes of a car moving at 14 m/s are applied, and the car comes to a stop in 4 s. (a) What was the cars acceleration? (b) How long would the car take to come to a stop starting from 20 m/s with...
-
Identify the major activities associated with a company's Payroll, Personnel, and Treasury Departments.
-
Table 4.1 Component Cost 31-Dec-2022 Effectvie Tax Rate 12.96% Yield to Maturity 3.43% Before Tax Component 3.43% After Tax Componet 0.03% Cost of Prefered Stock 0 Table 4.2 CAPM Cost of Equity...
-
Oak Mart, a producer of solid oak tables, reports the following data from its first year of business. Sales price per unit Units produced this year Units sold this year Variable selling and...
-
In its latest production, Vero Corporation calculated a favorable direct labor rate variance of $4,500 and an unfavorable direct labor efficiency variance of $3,750. What is the direct labor spending...
-
It is the year 2050 in Washington, DC, and public service officers, formerly called police officers, are flying routine patrol with the aid of their new jet packs. While flying over a condo near the...
-
OfficeMart Inc. has "cash and carry" customers and credit customers. OfficeMart estimates that 20% of monthly sales are to cash customers, while the remaining sales are to credit customers. Of the...
-
The following data showing U.S. per capita health care expenditures (in dollars) is available from the National Center for Health Statistics (www/cdc.gov/nchs/ hus.htm) in the 2002 Chartbook on...
-
Classify each of the following as direct costs or indirect costs of operating the Pediatrics ward for children at the Cleveland Clinic: a. Wi-Fi covering the entire hospital campus b. Net cost of...
-
A person stands on level ground and throws a baseball straight upward, into the air. (a) Does the person exert a force on the ball while it is in his hand? After it leaves his hand? (b) Does the ball...
-
Figure P2.15 shows several hypothetical positiontime graphs. For each graph, sketch qualitatively the corresponding velocity time graph. Figure P2.15 Case 1 Case 2 Case 3
-
Figure Q2.15 shows a motion diagram for a rocket powered car. The photos are taken at 1.0-s intervals. Make qualitative plots of the position, velocity, acceleration, and force on the car as...
-
a- Apply A* algorithm to find the path from M to R. 6 C (30) 12 3 3 B (30) M (25) 2 D (35) 4 21 5 1 5 (2) A (40) 30 40 R (0) RO
-
a = 0 Consider this algorithm: for i=1 to n for ji to n a =a+3 The objective is to find the total number N of additions performed by the above algorithm to execute the statement a = a + 3 during the...
-
Consider the following line of Java code: float h = Math. E * 123.45; What primitive data type Java will assume 123.45 is?
Study smarter with the SolutionInn App