Compute algebraically the resultant of the following coplanar forces: 130N at 35°, 140 N at 45°, 120 N at 250° and 100N at 320° The average diameter of the earth is 13462 km. Find the area of the surface of the earth in miles and m?. Find the volume of the earth in liters and gallons . If the mass of the earth is 5.97 x 1024 kg, find the average density of the earth in kg/m².

Q: part 3 of 3 In cases where we have radial symmetry about the origin (usually called spherical sym-…

A:

Q: Use the given coordinates obtained from a straight graph and calculate the slope of the graph.…

A:

Q: At a point on the ground 49.9 feet from the foot of the flagpole, the angle of elevation to the top…

A: In a right angle triangle tanθ =Perpendicular Base

Q: A projectile is thrown with intial speed 'u'at angle o with horizontal. The projectile moves in x-y…

A: Lagrangian L=T-VT=12m(x2.+y2.)V=mgy

Q: A treasure map directs you to start at a palm tree and walk due north for 15.0 m. You are then to…

A: calculate the distance and direction from the palm tree for each of the four possible locations of…

Q: For part 3, you did the integral with respect to y since it was on the y axis, but you came up with…

A: Reasoning: The solution of part 3 gives zero because the dot product of Î and Ĵ, k̂ and Ĵ always…

Q: Astronomers need to identify the position of objects in the sky with very high precision. For that,…

A: Solution: Let's consider the earth to be a spherical object. An imaginary line in the middle of the…

Q: Is there any point on the trajectory where v and a are parallel to each other? If so, where? Essay…

A:

Q: Two conducting planes at zero potential meet along the z axis, making an angle ß between them, as in…

A: Two conducting planes at zero potential meet along the z-axis. The angle between the two conducting…

Q: A plane is flying with an airspeed of 150 miles per hour and heading 135°. The wind currents are…

A: Given that, The plane is flying with speed 150 miles per hour at an angle 135o counterclockwise. In…

Q: TRY: In a two-dimensional tug of war, Alex, Betty and Charles pull an automobile tire at the angles…

A:

Q: A baseball hit just above the ground leaves the bat at 24 m/s at 45 degrees above the horizontal.…

A: Step 1It is given that

Q: Problem 3) Evaluate the line integral of E=3 â + 2râ +â along a circular path (path 1) from point A:…

A:

Q: Use v = (2,-7) and w = (-9, 3) to find the quantity. (Give your answer using component form or…

A: The vector is a physical quantity which has both magnitude and direction. It is generally written in…

Q: can you please draw a picture/representation of the scenario described? thanks

A:

Q: Calculate the resultant vector of the following using the Pythagorean theorem and graphical method.…

A: Given that,V1=3 msv2=4 msv3=6 ms

Q: (a) Determine the Cartesian coordinates of these points. (2.60 m, 40.0°) X= y= (4.10 m, 110.0°) y=…

A: Given value--- Two points in a plane have polar coordinates (2.6m, 40 deg) and (4.1m, 110 deg). We…

Q: Need help finding the velocities for the values. I believe the angle is 45 degrees. Thanks!

A: Given information: Here, θ is the projection angle, y0 is the height of the cannon, xavg is the…

Q: Astronomers need to identify the position of objects in the sky with very high precision. For that,…

A:

Q: Find a vector equation for the line through the point (8, –1, -2) parallel to the line x = 13 + 8t,…

A: Given  X = 13+8t Y = 24-5t Z = 39-2t Poin on line is (8,-1,-2)

Q: (1.35N, 68°) and (1.22N, 291°). Find the -component of . (Begin by finding the x components of…

A:

Q: Use v = (2,-7) and w = (-9,3) to find the quantity. (Give your answer using component form or…

A: The physical quantity, v+5w using standard basis vectors. Given,v=2, -7w=-9, 3

Q: Problem 2.36 A hyperbolic earth departure trajectory has a perigee altitude of 250 km and a perigee…

A:

Q: Use the quadratic formula to solve for x. (Enter your answers as a comma-separated list.) 2x2 − 7x…

A:

Q: #8) Given the vectors A = (1, -3,5) and B = (6,−4, 2) find the following (make sure to use proper…

A: Given vectors              =(1, -3, 5)              =(6, -4 ,2)

Q: Loop 2 Loop 1 -R1 R2 R3 (A DI4 (A2 V 1

A: The current in the direction of the loop is taken positive and that opposite to it is taken as…

Q: Magnitude of the integral Now Consider the vector i = 4tî – 6tĵ. For this vector evaluate each of…

A:

Q: #8) Given the vectors A= (1, -3,5) and B = (6,-4, 2) find the following (make sure to use proper…

A: Vector =(1,-3,5)Vector =(6,-4,2)“Since you have posted a question with multiple sub parts, we will…

Q: Observers at P and Q are located on the side of a hill that is inclined 32° to the horizontal, as…

A: We will answer the question using trigonometry. The detailed steps are as follows.

Q: Problem 2: Using vectors, prove that the sum of the squares of the four sides of a paral- lelogram…

A:

Q: Astronomers need to identify the position of objects in the sky with very high precision. For that,…

A: Given: Astronomers need to identify the position of objects in the sky with very high precision

Q: Can you further explain the step 2 (the quadratic equation) and

A: horizontal velocity = V0X =  3.5 m/s height = h = 5 m initial vertical velocity = V0y= 0 m/s

Q: the properties of the dot product to show that for any vectors u and v. |u+v|²+ |u-v² = 2|u² +2|v|².…

A: