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Civil Engineering Mcqs

A number of forces acting at a point will be in equilibrium if_________________?

  • (A)  their total sum is zero
  • (B)  two resolved parts in two directions at right angles are equal
  • (C)  sum of resolved parts in any two per-pendicular directions are both zero
  • (D)  all of them are inclined equally
  • (E)  none of the above
Submitted By :Ali Uppal

According to principle of transmissibility of forces, the effect of a force upon a body is_______________?

  • (A)  maximum when it acts at the center of gravity of a body
  • (B)  different at different points in its line of action
  • (C)  the same at every point in its line of action
  • (D)  minimum when it acts at the C.G. of the body
  • (E)  none of the above
Submitted By :Ali Uppal

When trying to turn a key into a lock, following is applied___________________?

  • (A)  coplanar force
  • (B)  non-coplanar forces
  • (C)  lever
  • (D)  moment
  • (E)  couple
Submitted By :Ali Uppal

The weight of a body is due to____________________?

  • (A)  centripetal force of earth
  • (B)  gravitational pull exerted by the earth
  • (C)  forces experienced by body in atmos-phere
  • (D)  force of attraction experienced by par-ticles
  • (E)  gravitational force of attraction towards the centre of the earth
Submitted By :Ali Uppal

Which of the following is not the unit of work, energy and heat ?

  • (A)  kcal
  • (B)  kg m
  • (C)  kWhr
  • (D)  hp
  • (E)  hp hr
Submitted By :Ali Uppal

Which of the following is not the unit of distance ?

  • (A)  angstrom
  • (B)  light year
  • (C)  micron
  • (D)  millimeter
  • (E)  milestone
Submitted By :Ali Uppal

The resolved part of the resultant of two forces inclined at an angle 9 in a given direction is equal to__________________?

  • (A)  the algebraic sum of the resolved parts of the forces in the given direction
  • (B)  the sum of the resolved parts of the forces in the given direction
  • (C)  the difference of the forces multiplied by the cosine of 9
  • (D)  the sum of the forces multiplied by the sine of 9
  • (E)  the sum of the forces multiplied by the tangent of 9
Submitted By :Ali Uppal

Which is the correct statement about law of polygon of forces ?

  • (A)  if any number of forces acting at a point can be represented by the sides of a polygon taken in order, then the forces are in equilibrium
  • (B)  if any number of forces acting at a point can be represented in direction and magnitude by the sides of a polygon, then the forces are in equilibrium
  • (C)  if a polygon representing forces acting at a point is closed then forces are in equilibrium
  • (D)  if any number of forces acting at a point can be represented in direction and magnitude by the sides of a polygon taken in order, then the forces are in equilibrium
  • (E)  none of the above
Submitted By :Ali Uppal

Submitted By :Ali Uppal

Which of the following is not the unit of power ?

  • (A)  kW (kilowatt)
  • (B)  hp (horse power)
  • (C)  kcal/sec
  • (D)  kg m/sec
  • (E)  kcal/kg sec
Submitted By :Ali Uppal

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