Find analytically the sum or resultant of the following displacements:
A= 10m Northwest , B= 20m 30 degree north of east and C = 35m due Souh

  1. 0
  2. 12
asked by Ismail
  1. All angles are measured CCW from +x-axis:
    Fr = 10m[135o] + 20m[30o] + 35m[270o].
    Fr = (-7.07+7.07i) + (17.32+10i) + (0-35i),
    Combine like-terms and convert to polar form:
    10.25 - 17.93i = 20.7m[-60o] = 20.7m[60o] S. of E.

    1. 0
    posted by Henry

Respond to this Question

First Name

Your Response

Similar Questions

  1. Physics

    What is the resultant of two displacement vectors having the same direction? a. The resultant is the sum of the two displacements having the same direction as the original vectors. b. The resultant is the difference of the two
  2. physics

    get the resultant of the following displacements 6 ft.southwest; 10 ft. northwest; 4 ft. southeast; 12 ft. northwest; and 3 ft. southwest. what is the direction of the resultant displacement?
  3. math

    Find the resultant ir the sum of the displacement (1) 10m north west (2) 20m.30degree north of east (3) 35m due south
  4. College Physics

    When I graphically find a vector sum and then analytically solve for the resultant, I am getting two completely different answers. Why might this be?
  5. physics

    A journey consists of two displacements: the first is 500m in a northerly direction and the second is 200m in an easterly direction. In a space below draw, to scale, a vector diagram of these displacements. State the scale of your
  6. Physics(check)

    7)A car is moving with a uniform speed of 15.0 m/s along a straight path. What is the distance covered by the car in 12.0 minutes? I don't know 8)What is the resultant of two displacement vectors having the same direction? The
  7. Physics

    Find analytically the resultant of the forces shown below: Where: F1 = 20 kg (4,4) F2 = 15 kg (-5,5) F3 = 5 kg (-2,-2) F4 = 10 kg (3,-3)
  8. physics

    A ball is thrown upward. Its initial vertical component of velosity is 30m/s and its initial horizontal component of velosity is 20m/s. What is the ball's speed 2 s later? Give: Viy = 30m/s Vix = 20m/s T = 2 sec a) V = gt
  9. Physics

    You have three balls, one is thrown upward at 30m/s, on is dropped, and one is thrown toward the ground at 20m/s. what is the acceleration of the dropped ball? Vf=0m/s + (-10m/s^2)(1) =0m/s -10m?s^2 = -10m/s a= -10m/s * 0 /1 = 0
  10. Physics

    An object has three component velocities: 5mi/hr toward the east, 12mi/hr toward the south, and 8mi/hr toward the northwest. Find the resultant velocity of the object. For resultant velocity, I got 6mi/hr I don't understand how to

More Similar Questions