Calculus and Above

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The chart below shows the current speed of the Niagra river
the chart below shows the current speed of the Niagra river taken at different times on a particular day. There were no abnormal flows that varied from the speeds shown in the chart.time 3:00pm =Speed 7.2 time 3:10pm = Speed 7.9 time 3:20pm = speed 8.2 Time 3:30pm =speed 7.6 time 3:40pm = speed 7.8A. Use trapezoids to estimate the river's average current speed from 3:00pm until 3:40pmB. at what time or times during the given interval would you expect the river's actual velocity to match the estimated average velocity?C. A stick is thrown into the river at 3:00pm at the location of the measuring device and it travels along with the river's current. Approximate how far downriver the stick will be at 3:40pm? use calculus to support your answer.D. What is the stick's average acceleration from 3:00pm to 3:40pm? … read more
R.R. Jha
R.R. Jha
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RR Jha Attached image, when solving (a) acceleration for
RR Jha Attached image, when solving (a) acceleration for linear no calculus (no curves) ... the (a) = (f/g) when solving dv/dt the velocity is acceleration? The velocity is accelerating at the rate of… read more
R.R. Jha
R.R. Jha
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RR Jha Attached review Solving for Fr then Fnet u* mg= Fr
RR Jha Attached reviewSolving for Fr then Fnet u* mg= Fr Fnet = Fa-Fr = 3.92-10= 6.08N Fnet - mg (where is u is the Fnet= Fa- Fr Are there other ways to solve ?Also can you solve for u with measured "… read more
R.R. Jha
R.R. Jha
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Bachelor's Degree
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A wheel with a radius of 500 mm has a mass of 35 kg and a
A wheel with a radius of 500 mm has a mass of 35 kg and a radius of gyration of 300 mm. A rope around the rim of the wheel provides a tangentle force of 2.0 N to the wheel which turns on an axle. Find… read more
Ryan
Ryan
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.) An anti- aircraft gun barrel and carriage, excluding
b.) An anti- aircraft gun barrel and carriage, excluding ammunition, together have a mass of 40,000 kg. The gun fires a shell of mass 80 kg with a velocity of 350 ms-1. The gun cylinders exert a total… read more
Ashok Kumar
Ashok Kumar
Master's Degree
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A jet is flying through a wind that is blowing with a speed
A jet is flying through a wind that is blowing with a speed of 45 mi/h in the direction N 30° E (see the figure). The jet has a speed of 775 mi/h relative to the air, and the pilot heads the jet in th… read more
Ryan
Ryan
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For what values(s) of x is the tangent line of the graph f(x)
For what values(s) of x is the tangent line of the graph f(x) = 4x^3+6x^2-23x+36 parallel to the line y=x-1.1 and at what point does the normal to y=0+5x+4x^2 at (1,9) intersect the parabola a second … read more
Chirag
Chirag
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Multivariable calculus: 1.)A= (-ln2, ln3, ln4) B= (0, -ln4,
Multivariable calculus: 1.)A= (-ln2, ln3, ln4) B= (0, -ln4, -ln3) C= (ln3, ln5, ln6) If ABCD is a parallelogram with D being diagonally opposite to B using vector addition and subtraction 2.) If vecto… read more
Stevewh
Stevewh
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Hi. This is for my Physics w/ Calculus based class. I need
Hi. This is for my Physics w/ Calculus based class. I need to do correction on the paper and resubmit them to my teacher for full credit. Could you please make the corrections with all the steps on a … read more
Ashok Kumar
Ashok Kumar
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http://www.mediafire.com/view/7kraez6t7mf8790/Vector.jpg (a)
http://www.mediafire.com/view/7kraez6t7mf8790/Vector.jpg (a) Taking the origin at O and axes as shown in the figure (i is horizontal and within the plane of the wall, j is vertically upwards, and k is … read more
Stevewh
Stevewh
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A 4 pound (.0104 snail mass) weight is traveling at 52.36 inch/sec
A 4 pound (.0104 snail mass) weight is traveling at 52.36 inch/sec horizontally, when it impacts a 10 pound/inch tension spring. The spring has Zero pre-load. How long does it take to stop, and how fa… read more
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Ashok Kumar
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I need help writing a one to two page essay with the
I need help writing a one to two page essay with the following critera. Differential Equations Activity Pre-Viewing This video illustrates differential equations and shows a shocking consequence in ce… read more
Trigeoscal
Trigeoscal
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I need help with a Physics course for online college. The book
I need help with a Physics course for online college. The book is "Conceptual Physics, 10th Edition, Hewitt. ISBN: 978-0-558-16970-1. It includes the "My Physics Place" lab website. It consists of Dis… read more
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Osbert12
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A mass weiging 64 lbs stretches a spring 0.32 feet. The mass
A mass weiging 64 lbs stretches a spring 0.32 feet. The mass is initiallly released from a point 8 inches above the equilibrium position with a downward velocity of 5 ft/s. Let g =32 ft/s^2. 1) Find t… read more
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Martin
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Given the following velocity function of an object v(t)= -10
Given the following velocity function of an object v(t)= -10 + 10e^(-x), what is the maximum velocity?… read more
Ryan
Ryan
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After t hours on a particular day, a freight train is s(t)=
After t hours on a particular day, a freight train is s(t)= 20t^2- 4/3 t^3 miles due east of its starting point (for 0≤t≤18). a) Where is the train (relative to its starting point) after 13 hours? b) … read more
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Ryan
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Physics - Part I: Discussion If an equation is dimensionally
Physics - Part I: Discussion If an equation is dimensionally correct, does this mean that the equation must be true? If an equation is not dimensionally correct, does this mean that the equation canno… read more
Ashok Kumar
Ashok Kumar
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Vector Calculus help. I need more example problems for this
Vector Calculus help. I need more example problems for this type of problem http://ge.tt/6m5FeTG/v/0?c i would like atleast 3 example. No need to solve it, but do provide the method/formula used for t… read more
David
David
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