The function of cleats in a roof truss is

To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shall be

A

1

B

2

C

3

D

4

The function of king post in a king post roof truss is

A

To support the frame work of the roof

B

To receive the ends of principal rafter

C

To prevent the walls from spreading outward

D

To prevent the tie beam from sagging at its centre

A truss containing j joints and m members, will be a simple truss if

A

m = 2j - 3

B

j = 2m - 3

C

m = 3j - 2

D

j = 3m - 2

Normally, the angle of roof truss with asbestos sheets should not be less than

A

$$26{\frac{1}{2}^ \circ }$$

B

30°

C

35°

D

40°

The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called

A

Ridge board

B

Hip rafter

C

Eaves board

D

Valley rafter

What does the underlined word mean in the following sentence?The old man's house, badly in need of paint, was leaning to one side and had holes in the roof, but one side and had holes in the roof, but

A

poorly built

B

old-fashioned

C

run down

D

dirty

The lower edge of the pitched roof, from where the rain water of the roof surface drops down, is known as

A

Hip

B

Gable

C

Ridge

D

Eaves

Mansard roof is a roof which slopes in

A

Two directions without break in the slope on each side

B

Two directions with break in the slope on each side

C

Four directions without break in the slope on each side

D

Four directions with break in the slope on each side

The opening provided in sloping roof with its top parallel to the roof surface, is called

A

Dormer window

B

Sky light window

C

Lantern window

D

Louvered window

Hudson’s formula gives the dead weight of a truss bridge as a function of

A

Bottom chord area

B

Top chord area

C

Effective span of bridge

D

Heaviest axle load of engine

The function of cleats in a roof truss is

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