377. The principle of virtual work states that the virtual work is zero for
378. A uniform beam of span l carries a uniformly distributed load W per unit length as shown in the figure. The supports are at a distance of x from either end. What is the condition for the maximum bending moment in the beam to be as small as possible?
379. Which is the National Game of China?
380. The stable plant dye is?
381. A circle of radius 7 m has a standard error of 0.02 m on the radius. The standard error of its area is
382. Geethu purchased 12 pencils and 8 pens for Rs.124. Neethu purchased 5 pencils and 10 pens for Rs.105, from the same trader, at the same rate. What is the price of one pencil?
383. When was Buddhism founded?
384. Consider the following properties :
1. The sum of the three sides is always greater than the circumference of the great circle.
2. The sum of the three angles is less than six right angles and greater than two right angles.
3. The sum of the sides is greawter than the third side.
4. The smaller angle is opposite the smaller side and vice versa.
The propoerties of spherical triangles would include
385. On which one of the following factors, does strength of concrete depend primarily ?
386. When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would :
387. The double-line field book is most commonly used for recording
388. The wood preservative "Creosote" is derived from
389. To determine the length of a bridge proposed to be built across a wide river, the surveying method of choice would be
390. Which one of the following statements is correct ?
Maximum service volume of a road is defined as the total number of vehicles that
391. The pressure gradient in the direction of flow is equal to the :
392. When the strain in a material increases with time under sustained constant stress, the phenomenon is known as
393. An upward hydraulic gradient i of a certain magnitude will initiate the phenomenon of boiling in granular soils. The magnitude of this gradient is
394. Well-graded dense saturated sands have high shear strength because :
395. Consider the following statements :
A critical activity in a CPM network has
1. The longest duration of all activities
2. zero total float
3. zero for float
4. The shortest duration of all activities
which one of the statements given above are correct ?
396. Which one of the following is the correct statement ? A heterotroph is an organism that obtains
397. Which one of the following sections performs better on the ductility criterion ?
398. Westergaard's formula for vertical stress gives greater value of stress than that by the Boussinesq's formula, when r/z exceeds :
399. A round steel bar of overall length 40 cm consists of two equal portions of 29 cm each having diameters of 10 cm and 8 cm respectively. If the rod is subjected to a tensile load of 10 tones, the elongation will be given by :(E = 2 x 106 kg/cm2)
400. In the cantilever beam shown in the figure, what is the percentage of bending moment at l/2 with respect to the maximum bending moment at the fixed support ?