Engineering Mechanics Mock Test 3

10%

Question 1 of 10

1. The type of reduction of the loading is different for the uniformly distributed and the non-uniformly.

False

True

Question 1 of 10

Question 2 of 10

2. All the forces need to be collinear in the three force system. Then only they will for the equilibrium state.

The first part of the statement is true and other part is false

The first part of the statement is false and other part is true

The first part of the statement is true and other part is true too

The first part of the statement is false and other part is false too

Question 2 of 10

Question 3 of 10

3. Determine the vertical components of the reaction on the beam caused by the pin at Q. The force 60N is multiplied by 10 and then is applied.

319N

445N

45N

40N

Question 3 of 10

Question 4 of 10

4. If five forces are acting on the single particle and having an angle of 72˚ between each and are collinear, then:

The net force acting on the body is at an angle of 45

The net force acting on the body is zero

The net force acting on the body is horizontal

The net force acting on the body is vertical

Question 4 of 10

Question 5 of 10

5. In the diagram given below, coordinates of D is (1, -2, 2), C (-2, 0, 0) and B are as shown. The dark region is the cables holding the weight of 600N at the origin. Find the tension in the AD section.

693N

900N

646N

Question 5 of 10

Question 6 of 10

6. If the supports are properly aligned then the reaction forces developed are adequate to support the body.

Statement is true only in 1D

Statement is true throughout

Statement is true only in 2D

Statement is true only in 3D

Question 6 of 10

Question 7 of 10

7. The difference between the two types of loading namely uniformly distributed and the non-uniformly distributed loading is that:

The former has the involvement of the integration for the calculation of the net force

The former has the involvement of the differentiation for the calculation of the net force

The latter has the involvement of the integration for the calculation of the net force

The latter has the involvement of the differentiation for the calculation of the net force

Question 7 of 10

Question 8 of 10

8. Determine the vertical components of the reaction on the beam caused by the pin at Q. The force 60N is multiplied by 10 and then is applied.

40N

45N

319N

445N

Question 8 of 10

Question 9 of 10

9. Determine the vertical components of the reaction on the beam caused by the pin at P. The force 60N is multiplied by 10 and then is applied.

40N

45N

445N

405N

Question 9 of 10

Question 10 of 10

10. In triangle distributed loading, the loading at any distance can be easily found by using which of the following trigonometry function?

Sine

Sine inverse

Tangent

Cosine

Question 10 of 10