Module Four Computation Assignment

Quiz Instructions

No time limit. Highest score recorded.

Question 1

Can the supports be determined in this problem?
yes
no

Question 2

How many unknown components exist for this beam

Question 3

Which one can be eliminated by inspection?
Cx = 0
Cy
Mc

Question 4

Cy equals the ________________of the ______________load.
load density,resultant
force,distributed
resultant,distributed

Question 5

What is Cy?
Assume Vy is negative
10 kN
13 kN
-13 kN
-15 kN

Question 6

What is Mc =
Hint: {2*5*2.5 + 1/2 (2*3) (1)} +Mc = 0
Mc = -Mr
Assume Mc is counter clock wise
14 kN
28 kN
-28 kN
-14 kN

Question 7

How many sections need to be analyzed?

Question 8

Expression for AB
Vab =
2x
-2x
-4x
4x

Question 9

Expression for AB
Mab =
Hint: Integrate Vab wrt x
x^2
-2x^2
-x^2

Question 10

The next section is not as straightforward.

The rectangular load produces 2 x from 2 through 5.

Although during the analysis this should be treated as 0 through ________________.

Question 11

The 4 kN produced from the first segment needs to be added in.
Yes
No
No answer text provided.

Question 12

the triangle section in terms of x =
1/2 (2) (x) (x/________)

Question 13

Putting the two terms together yields:
-_____x-(1/___)(x-2)^2
or
-_____x-(1/____) (x)^2
4,3,2,1
2,3,2,3
2,3,2,1

Question 14

What needs to be included in the second representation?
-4 because x=2
-4 because x = 0

Question 15

The shear diagram will include
a linear section x=0 to 2
a quadratic from x=2 to 5
both

Question 16

The moment from BC includes a moment from the linear distributed load:
-x^2
x^2
2x^2

Question 17

The triangular section is
1/2(2)(x-2)^2(x-3)/9
True
False

Question 18

The term nine is generated from two integrations of the x^2 term, one for the load, one for the moment
True
False

Question 19

The maximum internal shear force is equal to the support at C
True
False

Question 20

The maximum bending moment is equal to the reactive moment at C
True
False

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