FREE Trial
Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

A railroad car moves at a constant speed of 3.60 m/s under a grain elevator. Grain drops into it at the rate of 610 kg/min.

A railroad car moves at a constant speed of 3.60 m/s under a grain elevator. Grain drops into it at the rate of 610 kg/min. what force must be applied to the railroad car, in the absence of friction, to keep it moving at constant speed? Show complete work.

Step by Step Solution

★★★★★

3.42 Rating (168 Votes )

There are 3 Steps involved in it

Step: 1

SOLUTION To keep the railroad car moving at a constant speed o... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Physics

Physics

Authors: Alan Giambattista, Betty Richardson, Robert Richardson

2nd edition

77339681, 978-0077339685

More Books

Students also viewed these Physics questions

Question

Q.1 (16) The block diagram of C/D and D/C system is shown below. x(t) P(t) DT LTI System X(0) Conversion of x[n] impulse train to sequence Ya Inl Conversion of Yp () sequence to impulse train CT...

Answered: 1 week ago

Question

use the dataset and perform a regression analysis to determine the regression equation and produce the regression plot. Deliverables include a. the code, in R b. screen shots of plotting data points,...

Answered: 1 week ago

Question

★★★★★
A hypodermic syringe is attached to a needle that has an internal radius of 0.300 mm and a length of 3.00 cm. The needle is filled with a solution of viscosity 2.00 103 Pas; it is injected into a...

Answered: 1 week ago

Question

★★★★★
Hernandez Company began 2010 with a $120,000 balance in retained earnings. During the year, the following events occurred: 1. The company earned net income of $80,000. 2. A material error in net...

Answered: 1 week ago

Question

★★★★★
Troy Engines, Ltd., manufactures a variety of engines for use in heavy equipment. The company has always produced all of the necessary parts for its engines, including all of the carburetors. An...

Answered: 1 week ago

Question

★★★★★
Open the VB2015\Chap08\Tax Solution\Tax Solution (Tax Solution.sln) file. The interface provides a text box and a combo box for entering a sales amount and a tax rate, respectively. The btnCalc_Click...

Answered: 1 week ago

Question

★★★★★
To what extent does the study add fresh information, fill gaps in the existing record, and/or provide fresh insights and perspectives?

Answered: 1 week ago

Question

★★★★★
Marge Simons won a $15 million lottery and elected to receive her winnings in 30 equal installments. After receiving the first 10 installments, Marge and her husband divorced, and the remaining 20...

Answered: 1 week ago

Question

★★★★★
Read the article and answer ALL questions in this section Most people are familiar with the social networking site Facebook. What many people may not realize is that behind the scenes, Facebook...

Answered: 1 week ago

Question

★★★★★
Refer to the Flexible Insurance Coverage case. Design a spreadsheet that will allow an individual employee with estimated annual medical expenses of $400 to compare the total expenses under each...

Answered: 1 week ago

Question

★★★★★
Use the Second Derivative Test to find the local extrema for the function. f(x) =x-6x 2 + 12x - 3 O A. Local maximum at x = 2 O B. Local maximum at x = 2; local minimum at x = - 2 O C. Local minimum...

Answered: 1 week ago

Question

★★★★★
The process of characterization is not always a technical, formalistic exercise, confined to the strict legal operation of the impugned law (law under review.) There are times when the Court will...

Answered: 1 week ago

Question

★★★★★
1. Consider a parent population with mean 75 and a standard deviation 7. The population doesn't appear to have extreme skewness or outliers. A. What are the mean and standard deviation of the...

Answered: 1 week ago

Question

★★★★★
Unit 2 FRQ Include correctly labeled diagrams, if useful or required, in explaining your answers. A correctly labeled diagram must have all axes and curves clearly labeled and must show directional...

Answered: 1 week ago

Question

★★★★★
The performance of a technical device is described by m quality measures fj: R" R, j = 1, ..., m. The smaller their values the better the performance is. The requirements of technical feasibility...

Answered: 1 week ago

Question

★★★★★
(1) Evaluate the sums and products below for a few small values of n. Then make a conjecture about the value of the sum and product for all positive integers n, and prove your conjecture by...

Answered: 1 week ago

Question

★★★★★
A common demonstration of the concept of denisity involves layering immiscible liquids of different colors and densities in a narrow. transparent container. onsider the example shown with the...

Answered: 1 week ago

Question

★★★★★
1) The government decided to reduce taxes on fast-food to increase revenue. The government assumes that fast-food products have a) An inelastic demand b) An elastic demand c) A demand curve that is...

Answered: 1 week ago

Question

★★★★★
In contrast to deep-water waves, shallow ripples on the surface of a pond are due to surface tension. The surface tension ( of water characterizes the restoring force; the mass density ( of water...

Answered: 1 week ago

Question

★★★★★
A person is doing leg lifts with 3.0-kg ankle weights. She is sitting in a chair with her legs bent at a right angle initially. The quadriceps muscles are attached to the patella via a tendon; the...

Answered: 1 week ago

Question

★★★★★
A beam of yellow laser light (590 nm) passes through a circular aperture of diameter 7.0 mm what is the angular width of the central diffraction maximum formed on a screen?

Answered: 1 week ago

Question

★★★★★
Use the jackknife to estimate V(y) for the data in srs30.dat, and verify that JK(y) = s2/30 for these data. What are the jackknife weights for jackknife replicate j?

Answered: 1 week ago

Question

★★★★★
As in Example 9.1, let h (p) = p (1 p). a. Find the remainder term in the Taylor expansion, xa (x t) h (t)dt, and use it to find an exact expression for h(). b. Is the remainder term likely to be...

Answered: 1 week ago

Question

★★★★★
Consider the random group estimator of the variance from Section 9.2.2. The parameter of interest is =U. A simple random sample with replacement of size n is taken from the population. The sample is...

Answered: 1 week ago

Previous Question Next Question