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MP Sub-Engineer ME: Trusses and Frames Quiz 9

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Question 1

A truss is said to be perfect when it satisfies the following conditions:

(Where m is number of members and j is number of joints)

Question 2

Consider the frame work shown below:

The force in member PS is __________ kN. (only magnitude)
(consider points P and Q to be hinged)

Question 3

A pin jointed frame PQRS is loaded as followed-

The force in member PS is ______ ?

Question 4

The truss PQR is as shown in fig.

Find the magnitude and nature of the force in member PQ in kN if it is carrying a load of 10kN at P.

Question 5

The force in member BC of steel truss structure shown in figure below is (Cross section of each member is A, Length of each member is ‘l’)

Question 6

Four forces of magnitudes 20 N, 40 N, 60 N and 80 N are acting respectively along the four sides of a square ABCD as shown in figure. The magnitude of resultant is

Question 7

Find the forces in the member BD of the truss shown in the figure below: (All forces are in kN):

Question 8

If in a simple 2-D truss number of joints is 6 then what is the number of the members?

Question 9

With respect to the truss shown below the force in the member No. 5 is:

Question 10

The figure shows an idealized plane truss. If a horizontal force of 300 N is applied at point A, then the magnitude of the force produced in member CD is ________N.

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