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Calculate the angle between a 2N force a...

Calculate the angle between a 2N force and a 3N force so that their resultant is 4N.

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Calculate the angle between a 20 N force and a 30 N force so that their resultant is 40 N

Calculate the angle between 20 N force and a 30 N force so thea ther resultant is 40 N .

Knowledge Check

  • Six forcees, 9.81 N each, acting at a point are coplaner. If the angles between neighbouring forces are equal, then the resultant is

    A
    0 N
    B
    9. 81 N
    C
    `2 xx 9.81 N`
    D
    `3 xx 9.81 N`

  • The square of the resultant of two forces 4 N and 3N exceeds the square of the resultant of the two forces by 12 when they are mutually perpendicular.The angle between the vectors is.

    A
    `30^(@)`
    B
    `60^(@)`
    C
    `90^(@)`
    D
    `120^(@)`

  • The direction of three forces 1N, 2N and 3N acting at a point,are parallel to the sides of an equilateral triangle taken in order. The magnitude of their resultant is:

    A
    `sqrt(3) N`
    B
    `sqrt(3)/(2)N`
    C
    `(3)/(2)N`
    D
    Zero

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    The resultant of two forces of magnitude 12N and 3N on a body is 13.74N. Find the angle between the two. What is the direction of the resultant force w.r.t. 12N force?

    If two forces are acting at a point such that the magnitude of each force is 2N and the magnitude of their resultant is also 2N, then the angle between the two forces is

    Five equal forces each of 20N are acting at a point in the same plane. If the angles between them are same, the resultant of these forces is

    The directions of three forces 1N, 2N and 3N acting at a point are parallel to the sides of equilateral triangles taken in order. The magnitude of their resultant is

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