1. ### I Expressing Elliptic Orbitals As Speed Functions.

Hi everyone:) I have spend a couple of days trying to teach myself the math of orbital mechanics and have been able to generate a model of the orbital path of Haley's Comet, incorporating realistic distances and periods using Kepler's second law & ellipsoid functions. This is a GIF of the motion...
2. ### B How would one plot the space-time continuum graphically?

How would one plot the space-time continuum graphically(if it were possible,obviously)?
3. ### ProProgram for drawing functions

Hello, good morning. I would like to know if someone knows a program to be able to draw the functions in the same way as the one shown in the image and also allow me to point out an enclosure formed by them without having to use inequalities to do so. Thank you very much for everything beforehand.

5. ### How do I find the area of the region bounded by following?

Using integrals, consider the 7 requirements: Any my attempted solution that I have no idea where I am going: And the other one provides the graph:
6. ### I Main Sequence Rules

When viewing an HR diagram, the main sequence curve is apparent, and the general shape of it is obvious. However, in this truncated version, it's unclear to me exactly which stars should be considered main sequence. I've added a shaded grey area as what I think I should count as main sequence...

I have two questions (1) If we have two areas, for example one in America and the other on Asia, both with the same latitude φ, which one of the areas will receive more Solar Radiation? Or will it be the same? (2) If Earth's eccentricity graph for the past 750k years is this...
8. ### Use the data to construct a graph etc.

Homework Statement Serway Physics Section 2.4 Acceleration (a) Use the data in Problem 5 to construct a smooth graph of position versus time. (b) By constructing tangents to the x(t) curve, find the instantaneous velocity of the car at several instants. (c) Plot the instantaneous velocity...
9. ### Given a graph find aceleration

Homework Statement Serway Physics Section 2.4 Acceleration 17. Figure P2.17 shows a graph of ##v_x## versus t for the motion of a motorcyclist as he starts from rest and moves along the road in a straight line. (a) Find the average acceleration for the time interval t = 0 to t = 6.00 s. (b)...
10. ### Difficult time with motion graphs & dynamics

Homework Statement The figure below shows the speed of a person's body as he does a chin-up. Assume the motion is vertical and the mass of the person's body is 72.7 kg. Determine the force exerted by the chin-up bar on his body at the following times. My answers: Homework Equations F = ma...
11. ### Ellipse graphic

Homework Statement Graph the ellipse 4x² + 2y² = 1 Homework Equations 4x² + 2y² = 1 The Attempt at a Solution 2x² + y²/2 = 1/2 I searched for exercises on Google, and i didn't find an equation like that. I watched videoleassons too but it didn't teach this type of equation.
12. ### Inconsistency in a Velocity-Time Graph

Homework Statement We're supposed to convert a position-time graph to a velocity-time graph to an acceleration time graph. These are the values for the position-time graph: Homework Equations m = y2-y1/x2-x1 The Attempt at a Solution I found the slopes for each time which were 5, 8.5, 17...
13. ### Ball-Wall collision problem

Problem goes: A rubber ball, travelling in a horizontal direction, strikes a vertical wall. It rebounds at right angles to the wall. The graph below illustrates the variation of the ball’s momentum p with time t when the ball is in contact with the wall. Which of the following statements is...
14. ### Steps for converting one type of graph to the other?

Homework Statement Suppose this the velocity time graph given and we want to plot position time grah from this. What are the things to be considered while plotting the position time graph from this graph? 2. Homework Equations The uniform acceleration motion equations. The Attempt at a...
15. ### I What counts as a circuit?

I have to construct suitable circuits to show the operational principles of some sensors: pH meter, sound, light and temperature. Would these count as circuits? or diagrams? (I'd say diagrams). I am finding it hard to find circuits showing how sound sensors and pH sensors work etc and the ones...
16. ### 2 Dimensional Kinematics Help -- Finding Gravitational Acceleration with v initial and a trajectory

Help with the picture posted!!
17. ### Plotting a Power Graph using Torque & RPM

Hi guys, Sorry if this has been covered before but I have been searching the forum looking for the exact information and have been unable to find it. I am currently carrying out a project to make a Honda GX35 engine suitable for competing in the Shell Eco-Marathon where I will perform...
18. ### Graph of ##\sin(\sinh x)##

Homework Statement Homework Equations The Attempt at a Solution ## \sinh (x) ## is continuous. ## \sin{( \sinh (x))} ## should have the same amplitude. .....(1) Option (a) and (b) follow this condition. For x = 0, ## \sin ({ \sinh (x)} ) ## = 0. .....(2) Option (a )...
19. M

### Can somebody tell me what this topic is?

Homework Statement Could somebody link me to a youtube video explaining this topic, its from an exam paper at me college and I cant find notes on it.It think it has something to do with limits. Many thanks.
20. A

### Graphic in excel for practicum

Homework Statement So I have to make three charts for the measurments that we made in class (physics experiments but it's not important). The first one had to be with a linear trendline, the second one with a exponential and the third one with a logarithmic trendline. For some reason the last...
21. F

### How to draw this vector

Homework Statement [/B] Sketch in a third vector, C, whose magnitude and direction are such that A+B+C=0. Vectors A and B both have a magnitude of 5 and form a 30 degree angle (image attached). Homework Equations [/B] How do I go about this question? I have no idea how to start or what to...
22. ### I-V graph of two wires and temperature

Homework Statement Homework Equations ## V=IR## The Attempt at a Solution This is an I-V graph so the slope must represent ##\frac{1}{R} ## Now, $$R∝Temperature$$ {This is assuming that the wires are of metal} Now , since the graph is of ##\frac{1}{R} ## , the steeper the slope the higher...
23. ### How to linearize this data?

Hi, I'm supposed to linearize this set of data: "Below is a data set which includes information about the motion of the objects in the solar system. Note: the periods are listed in Earth years (time it takes the Earth to complete one orbit around the Sun) and the average distances are reported...
24. S

### Calculate the time at which the object changes direction

Homework Statement An object starts from rest and uniformly acquires a velocity of 20.0 m/s in 5.0 minutes. For the next 10. minutes the object moves with a constant speed. After 10. minutes moving at 20. m/s the object then again accelerates and reaches a speed of 15 m/s in the opposite...
25. ### A Graph homeomorphic to Sphere

Hello, I want to prove that a graph represent a manifold, for this i take the opposites edges of a vertex (edge connected between vertex connected to the current vertex) and this subgraph need to be homeomorphic for example to the 1-sphere if i want a 2 manifold. This criterion ensure that my...
26. ### Graphs of Polar Equations

Homework Statement Hello! I will be grateful for your help in deciphering the meaning of a paragraph from the book. I honestly don't understand how they got the semi-circle on the xy graph by transferring it from rθ graph. Homework Equations I attach the screen shot from the book. The...
27. ### Why does not this Erdos-Renyi C code work?

Homework Statement I need to write an Erdos-Renyi random graph, by using the adjacency matrix (or alternatively list) and calculate the fitness of the graph. Definition: G(n, p) is a random graph with n vertices where each possible edge has probability p of existing. Homework Equations The...
28. ### Graphs of sin and cos, how to set points for x values

Homework Statement Hello! I am at the topic on graphing trigonometric functions. Exercises are rather easy at this point, but I have a problem deciphering how authors of the book choose points for x values. Please, take a look at few examples (including screen shots I attach), and, please...
29. ### B Do all the peaks and valleys of f have f'=0

I learned in the earlier chapters that peaks and valleys of a fxn have points where f'=0 (i marked them with red x). A few chapters later it said if a fxn has 2 roots, then f'=0 (still the 1st graph). So does that mean if the graph of a fxn is like the 2nd graph, the peaks and valleys are not...
30. ### Motion graphs and their units

Homework Statement I'm having some issues with the following exercise: The graph below represents the marking of a vehicle speedometer in funtion of time. Elaborate the corresponding graphs of acceleration and space traveled in function of time. What is the average acceleration of the vehicle...