Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.

Start Practicing

Worksheet: Moments in 2D

Q1:

In the given figure, find the magnitude of the moment of the force 115 N about the origin point š‘‚ rounded to two decimal places.

Q2:

In the given figure, find the magnitude of the moment of the force 100 N about the origin point š‘‚ rounded to two decimal places.

Q3:

In the figure below, given that šµ š¶ = 1 6 m and š¶ š“ = 1 9 m , determine the magnitude of the moment of the force 5 0 āˆš 2 N about the point šµ .

Q4:

In the figure below, given that šµ š¶ = 1 8 m and š¶ š“ = 1 5 m , determine the magnitude of the moment of the force 5 2 āˆš 2 N about the point šµ .

Q5:

The following figure illustrates 4 different ways that a force acts on a door, which is attached to a hinge. Determine the situation in which the force has the greatest moment about the hinge.

  • A(c)
  • B(b)
  • C(d)
  • D(a)

Q6:

Determine the algebraic measure of the moment of the force having a magnitude of 172 N about the point š‘‚ .

Q7:

Given that the force 9 N is acting as shown in the figure, find the algebraic measure of its moment about point š‘‚ .

  • A āˆ’ 9 9 + 9 9 āˆš 3 Nā‹…cm
  • B 9 9 āˆš 3 Nā‹…cm
  • C āˆ’ 9 9 āˆš 3 Nā‹…cm
  • D 9 9 + 9 9 āˆš 3 Nā‹…cm

Q8:

Given that the force 13 N is acting as shown in the figure, find the algebraic measure of its moment about point š‘‚ .

  • A āˆ’ 5 2 Nā‹…cm
  • B 5 2 āˆš 3 Nā‹…cm
  • C āˆ’ 5 2 āˆš 3 Nā‹…cm
  • D 52 Nā‹…cm

Q9:

In the figure, the rod is fixed by a freely rotating hinge at š“ . If a vertical force of magnitude 120 N acts downwards as shown at end šµ , find the magnitude of the moment of the force about š“ .

  • A 7 2 āˆš 2 Nā‹…m
  • B 72 Nā‹…m
  • C 144 Nā‹…m
  • D 7 2 āˆš 3 Nā‹…m

Q10:

In the figure, the rod is fixed by a freely rotating hinge at š“ . If a vertical force of magnitude 40 N acts downwards as shown at end šµ , find the magnitude of the moment of the force about š“ .

  • A 4 0 āˆš 3 Nā‹…m
  • B 4 0 āˆš 2 Nā‹…m
  • C 80 Nā‹…m
  • D 40 Nā‹…m

Q11:

In the figure, the rod is fixed by a freely rotating hinge at š“ . If a vertical force of magnitude 160 N acts downwards as shown at end šµ , find the magnitude of the moment of the force about š“ .