A 7150-kg railroad car travels alone on a level frictionless track with a constant speed of 15.0

Question:

A 7150-kg railroad car travels alone on a level frictionless track with a constant speed of 15.0 m/s. A 3350-kg load, initially at rest, is dropped onto the car. What will be the car's new speed?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Physics Principles with Applications

ISBN: 978-0321762429

7th edition

Authors: Douglas C. Giancoli

See More Books

Question Posted: Oct 05, 2017 08:00 AM

See More Questions

A 12,600-kg railroad car travels alone on a level frictionless track with a constant speed of 18.0 m/s. A 5350-kg load, initially at rest, is dropped onto the car. What will be the cars new speed?
Changing Mass A railroad hopper car filled with sand is rolling with an initial speed of 15.0 m/s on straight, horizontal tracks. You can ignore frictional forces on the railroad car. The total mass...
A 3800-kg open railroad car coasts along with a constant speed of 8.60 m/s on a level track. Snow begins to fall vertically and fills the car at a rate of3.50 kg/min ignoring friction with the tracks...
The following atomic absorption results were obtained for determinations of Zn in multivitamin tablets. All absorbance values are corrected for the appropriate reagent blank (c Zn = 0.0 ng/mL). The...
The output of and oscillator is described by X (t) = A cos (2?ft ??? ?), where A is constant, and f and ? are independent random variables. The probability density function of ? is defined by. Find...
Norman Freight purchased a building for $1,100,000 and depreciated it on a straight-line basis over a 30-year period. The estimated residual value was $140,000. After using the building for 15 years,...
LetX be an Ornstein-Uhlenbeck process with a long-run mean of zero; that is, dX = X dt + dB for constants and . Set Y = X2. Show that dY = ( Y)dt + Y dB for constants , and . Note: The squared...
On January 1, 2011, Rapid River Realty sold a tract of land to three doctors as an investment. The land, purchased 10 years ago, was carried on Rapid Rivers books at a value of $210,000. Rapid River...
Data for both Question 1 & Question 2: uFone is preparng their 2020 budget. They want to prepare a flexible budget for use each month. They estimate sales/production will be between 500,000 and...
1. What are the main arguments that you will need to counter? That is, what are the reasons and rationalizations you will need to address? 2. What is at stake should you not convince King Bernard to...
Two billiard balls of equal mass undergo a perfectly elastic head-on collision. If one ball's initial speed was 2.00 m/s, and the other's was 3.60 m/s in the opposite direction, what will be their...
A ball of mass m makes a head-on elastic collision with a second ball (at rest) and rebounds with a speed equal to 0.450 its original speed. What is the mass of the second ball?
Indicate whether by knowing someones score on the first variable, the relationship accounts for a large or small amount of the variance in the second variable. (a) For children ages 1 to 6, using age...
Assume an organic compound has a partition coefficient between water and ethyl acetate equal to 8.12. If there are initially 7.10 grams of the compound dissolved in 75.0 mL of water, how many grams...
Berger Paint Pakistan limited produces three types of joint products, S ilver paint, G olden paint and D iamond paint. During March, 2020, the following information was recorded : Particulars Silver...
Choose an industry in which you are interested in working. How is that industry trending? What internal and external factors may affect the direction of the organization? For your initial post,...
show all work and Computations and if favorable or unfavorable. Standard Cost Data per 1 Unit Quantity Price Direct Labor 2 hrs $4.00/hr Actual Data: Units produced 20 20 Direct Labor 30 hrs; total...
4. A petroleum company is considering the expansion of its one unloading facility at its Australian refinery. Due to random variations in weather, loading delays, and other factors, ships arriving at...
In Problems 1 through 10, apply Theorem 1 to determine the type of the critical point (0 , 0) and whether it is asymptotically stable, stable, or unstable. Verify your conclusion by using a computer...
Eleni Cabinet Company sold 2,200 cabinets during 2011 at $160 per cabinet. Its beginning inventory on January 1 was 130 cabinets at $56. Purchases made during the year were as follows: February . 225...
A 5.00-kg block is placed on top of a 12.0-kg block that rests on a frictionless table. The coefficient of static friction between the two blocks is 0.600. What is the maximum horizontal force that...
A person with a black belt in karate has a fist that has a mass of 0.70 kg. Starting from rest, this fist attains a velocity of 8.0 m/s in 0.15 s. What is the magnitude of the average net force...
Two cars are traveling at the same constant speed v. As the drawing indicates, car A is moving along a straight section of the road, while car B is rounding a circular turn. Which statement is true...
7 . 4 3 Buy - side vs . sell - side analysts' earnings forecasts. Refer to the Financial Analysts Journal ( July / August 2 0 0 8 ) study of earnings forecasts of buy - side and sell - side analysts,...
Bond P is a premium bond with a coupon of 8.6 percent , a YTM of 7.35 percent, and 15 years to maturity. Bond D is a discount bond with a coupon of 8.6 percent, a YTM of 10.35 percent, and also 15...
QUESTION 2 (25 MARKS) The draft financial statements of Sirius Bhd, Vega Bhd, Rigel Bhd and Capella for the year ended 31 December 2018 are as follows: Statement of Profit or Loss for the year ended...

A 7150-kg railroad car travels alone on a level frictionless track with a constant speed of 15.0

Question:

Step by Step Answer:

Consider the horizontal motion of the objects The momentum in th...View the full answer

Physics Principles with Applications

Students also viewed these Mechanics questions