401. Which one of the following is the correct statement ? The strength of timber :
402. A and B are two traverse stations free from local attraction errors. If the true bearing of a line AB is 89°, and the magnetic declination at point A is 1° West, then the magnetic bearing of the line BA would be
403. For a fully saturated clay Skempton's pore pressure parameter B is
404. What is the correct sequence of the following metals in the decreasing order of their Poission's ratio ?
(a) Aluminium
(b) Cast iron
(c) Steel
Select the correct answer using the code given below :
405. A symmetrical channel section is made of a material which is equally strong in tension and compression. It is used as a simply supported beam with its web horizontal to carry vertical loads. It will
406. A machine costing Rs. 8, 500 will have a scrap value of Rs. 300. Machines of this class have a working hour average life of 25, 000 hours. What will be the depreciation charge at the end of the first year, if the machine is operated for a total of 1500 hours ? (use straight line method of depreciation)
407. The limits of percentage p of the longitudinal reinforcement in a column is
408. Figure shows the forces acting on a body. Each square is 3 cm x 3 cm. If F1 = 30 N, F2 = 15 N, F3 = 25 N and F4 = 20 N, the resultant force and the moment about point O, respectively, are
409. Skin helps us to:?
410. In the truss shown in the given figure which one of the following members has no force induced in it ?
411. Consider the following statements :
A : An isotropic material is always homogeneous.
R : An isotropic material is one in which all the properties are the same in all the directions
at every point.
Of these statements :
412. The ratio of pressures between two points A and B located respectively at depths 0.5 m, and 2 m below a constant level of water in a tank is
413. The acceleration of a particle starting from rest varies with time according to the relation a = - sω2 sin ωt
What is the displacement of this particle at a time t ?
414. For which one of the following purposes is the double mass curve used ?
415. If s is the shear strength, c and Φ are shear strength parameters, and σn is the normal stress at failure, then Coulomb's equation for shear strength of the soil can be represented by
416. The beam shown in the figure given above is subjected to concentrated load and clockwise couple. What is the vertical reaction at A ?
417. This list is for students ......... mother tongue is not English.?
418. If all the dimensions of a prismatic bar of square cross-section suspended freely from the ceiling of a roof are doubled then the total elongation produced by its own weight will increase
419. Which of the following statements are true for the pile shown in the figure ?
1. Frictional resistance acts upwards through the length of the pile.
2. Negative skin friction acts over the length AB
3. Frictional resistance acts upwards over the length BC
4. There is point resistance at level C
Select the correct answer using the codes given below :
420. If the standard meridian is 82°30' E and the standard time at longitude 90°E is known to be 8 hr 30 m, the corresponding local mean time at the place will be
421. For a masonry dam of base width b, at which location w.r.t. the central line, should the resultant loading intersect the section to avoid tension in any horizontal section ?
422. Consider the following statements :
Excessive camber is not provided on the roads because
1. Transverse tilt causes uncomfort
2. Of formation of cross ruts
3. Of likely toppling over of highly laden bullock carts
4. Of higher costs involved
Which of the statements given above are correct ?
423. Consider the following statements :
1. A project has a mission.
2. A project has to terminate at some time or the other.
3. Projects vary in terms of technology, equipment and materials, machinery and people, work ethics and organisational culture.
Amongst the above, the characteristic features for a project are
424. Which one of the following gives the correct distance between the lighthouse and a ship, when the lighthouse whose height is 100 m is visible just above the horizon from the ship ?
425. Consider the following statements :
Bearing stiffness, in plate girders, are :
1. provided at supports.
2. provided under concentrated loads.
3. provided alternately on the web.
Which of the statements given above is/are correct ?