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87.

88.

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91.

In which direction, resultant force will shift by providing a top width for roadway and free
board in elementary profile of a gravity dam, for full reservoir condition?

(ಗಿ) shift towards top (B) - shift towards toe

(C) shift towards heel (D) no shift at all

Two simply supported beams A and B of same width have identical loading. What is the ratio

_——gafbeumAslrenl,h if beam A has depth double that of beam B?
strength of beam B

(5) 2 ®) 4
(0. 1/೩ യ) 1/4
What is the least count of a transit theodolite?
(ಯ). . 20273170808 (B) 30 minutes
(C) 60 seconds (D) 20 seconds

A steel rod of length 20 m at 30°C is heated upto 40°C. What is the temperature stress
developed if the expansion is prevented? Given, ௨- 12510 றல °C, E = 2x10° N/mm?
(&) 2.4 N/mm’ ല്‍ 24 N/mm®

(C) 240 N/mm? (D) 0.24 N/mm?

What will be the deflection at the centre of a simply supported beam of rectangular cross
section if the depth'is doubled, for the same load W?

(ക) of first case (0) 5 of first case

ரீ

(0) ತ of first case ಕ (D) க்‌ of first case

If Kis the bulk modulus, E is the Young's modulus and N is the shear modulus then, which is

the relation to find out Poisson's ratio 8 3
m

9۷ 376 - 7
B வடட
^^. कः © 7
മ മല ) (ட 2 )
(0 2N (1 த 0) 3 (1

If three coplanar, concurrent forces are acting at a point are in equilibrium, of which two of
them are collinear, then what 35 the magnitude of third force which is acting at an angle &

with other two forces?
(ಯ) 2010 (B) algebraic sum of other two forces

(0) ஸ்ட sum of other two forces (D) प्रणा of the above

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