Description : If is in kilometres, the curvature correction is (A) 58.2 L2 mm (B) 64.8 L2 mm (C) 74.8 L2 mm (D) 78.4 L2 mm
Last Answer : (D) 78.4 L2 mm
Description : The method of finding out the difference in elevation between two points for eliminating the effect of curvature and refraction, is (A) Reciprocal levelling (B) Precise levelling (C) Differential levelling (D) Flying levelling
Last Answer : (A) Reciprocal levelling
Description : Refraction correction (A) Completely eliminates curvature correction (B) Partially eliminates curvature correction (C) Adds to the curvature correction (D) Has no effect on curvature correction
Last Answer : (B) Partially eliminates curvature correction
Description : The distance of the conductor when the area and length of the conductor is 24m2 and 13.56m. a) 1.76 b) 2.67 c) 1.52 d) 2.15
Last Answer : a) 1.76
Description : The maximum efficiency of transmission through a pipe is (A) 50 % (B) 56.7 % C) 66.67 % (D) 76.66 %
Last Answer : Answer: Option C
Description : Horizontal distances obtained tacheometerically are corrected for (A) Slope correction (B) Temperature correction (C) Refraction and curvature correction (D) All the above
Last Answer : (C) Refraction and curvature correction
Description : In reciprocal levelling, the error which is not completely eliminated, is due to (A) Earth's curvature (B) Non-adjustment of line of collimation (C) Refraction (D) Non-adjustment of the bubble tube
Last Answer : (C) Refraction
Description : If h and h1 are the heights of a light house and the observer in a ship in metres above M S L then the horizontal distance from the ship to the light house in kilometres is (A) h + h1) (B) h - h1) (C) h × h1) (D) 3.86 h + h1)
Last Answer : (A) h + h1)
Description : If F is the fetch, the straight line distance of open water available in kilometres, the height of the wave in metres is (A) 0.15 (B) 0.20 (C) 0.28 (D) 0.34
Last Answer : (D) 0.34
Description : If metres is the distance between extreme axles of a vehicle, its gross load should not exceed (A) 1525 (L + 4.3) - 14.7 L2 (B) 1526 (L + 5.3) - 14.7 L2 (C) 1525 (L + 6.3) - 14.7 L2 (D) 1525 (L + 7.3) - 14.7 L2
Last Answer : Answer: Option D
Description : Minimum thickness of a layer of fine sand required to cut off capillary rise of water completely, should be (A) 40 cm (B) 52 cm (C) 64 cm (D) 76 cm
Description : Given the symbols A, B, C, D, E, F, G and H with the probabilities 1/30, 1/30, 1/30, 2/30, 3/30, 5/30, 5/30 and 12/30 respectively. The average Huffman code size in bits per symbol is: (A) 67/30 (B) 70/34 (C) 76/30 (D) 78/30
Last Answer : (C) 76/30
Description : The energy consumption and production patterns in a chemical plant over a 9 month period is provided in the table below; Month 1 2 3 4 5 6 7 8 9 Production in Tonnes / month 493 ... and give your inference on the result ? ( consider 9 month data for evaluation for predicted energy consumption)
Last Answer : It is required to use the equations Y= mX + C and nC + mΣX = ΣY cΣX + mΣX2 = ΣXY Month X = Production in Tonnes / month Y =Energy Consumption MWh /month X 2 XY 1 493 78.2 ... 73.7 54756 17240.63 8 239 64.4 57121 15402.96 9 239 72.1 57121 17228.98 3387 665.3 1410683 253221
Description : Fill in the blank with the most appropriate option. The Universal Constant of Gravitation is _______. (1) 6.67 x 10¹⁰ Nm²/kg (2) 6.76 x 10⁻¹⁰ Nm²/kg² (3) 6.67 x 10⁻¹¹ Nm²/kg² (4) 9.8 Nm²/kg²
Last Answer : (3) 6.67 x 10⁻¹¹ Nm²/kg² Explanation: The gravitational constant (also known as the universal gravitational constant), is an empirical physical constant involved in the calculation of ... Isaac Newton's law of universal gravitation and in Albert Einstein's general theory of relativity.
Description : Length of guard rails to be bent so as to be brought together at the middle of the track.(L2) a) 3200 mm b) 4875 mm* c) 3655 mm d) None of the above
Last Answer : b) 4875 mm*
Description : What is the gain of the Hertzian dipole over isotropic antenna? A. 1.64 dB B. 2.15 dB C. 1.76 dB D. 1.55 dB
Last Answer : C. 1.76 dB
Description : Two concentric circles have radii of 23 cm and 9 cm. A rectangle has an area equal to the annular space between the above two circles. If the breadth of the rectangle is 22 cm then find its length. 1 : 32 cm 2 : 48 cm 3 : 76 cm 4 : 64 cm 5 : None of these
Last Answer : 4 : 64 cm
Description : The income of company M in 2010 is Rs. 128 crores. What was its expenditure in that year? 1) Rs. 76.8 crores 2) Rs. 64 crores 3) Rs. 48 crores 4) Can’t be determined 5) None of these
Last Answer : 5) None of these
Description : Distance of stars is measured in (a) Light years (b) Kilometres per second (c) Kilometres only (d) Nautical miles
Last Answer : Ans:(b)
Description : Two masses, one of the 10kg and the other unknown, are placed on a scale in a region where g = 9.67 m/sec2 . The combined weight of these two masses is 174.06 N. Find the unknown mass in kg. a. 20 kg b. 19 kg c. 18 kg d. 17 kg formula: m=Fg k / g
Last Answer : 18 kg
Description : In an ideal transition curve, the radius of curvature (A) Is constant (B) At any point is directly proportional to its distance from the point of commencement (C) Is inversely proportional to the radius of main curve (D) Is directly proportional to the radius of main curve
Description : Find the orbital dipole moment in a field of dipoles of radius 20cm and angular velocity of 2m/s(in 10 -22 order) a) 64 b) 76 c) 54 d) 78
Last Answer : a) 64
Description : An organization isgranteda block of classless addresses with the starting address 199.34.76.64/28. How manyaddresses are granted? A) 8 B) 16 C) 32 D) none of the above
Last Answer : 16
Description : What is the firstaddressof a block of classless addresses ifone of the addresses is 12.2.2.76/27? A) 12.2.2.0 B) 12.2.2.32 C) 12.2.2.64 D) none of the above
Last Answer : 12.2.2.64
Description : What is the critical rotation speed in revolutions per second, for a ball mill of 1.2 m diameter charged with 70 mm dia balls? (A) 0.5 (B) 1.0 (C) 2.76 (D) 0.66
Last Answer : (D) 0.66
Description : Pick up the correct statement from the following: (A) The directions of plumb lines suspended at different points in a survey are not strictly parallel (B) In surveys of small extent, the effect of ... of large extent, the effect of curvature of the earth must be considered (D) All the above
Last Answer : (D) All the above
Description : A man is sitting by the side of a large lake. He hears the utterances of bathers with their mouth close to water surface more clearly than if they were at same distance away on land. This ... due to sound waves undergoing (a) Reflection (b) Refraction (c) Dispersion (d) Total internal reflection
Last Answer : Ans:(c)
Description : A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is (A) 0.46 (B) 0.64 (C) 0.78 (D) 0.87
Last Answer : Answer: Option B
Description : The scores of an English test out of 100 of 20 students are given below : 75, 69, 88, 55, 95, 88, 73, 64, 75, 98, 88, 95, 90, 95, 88, 44, 59, 67, 88, 99. -Maths 9th
Last Answer : Median=n=even =n/2=20/2=10th observation =98 Mode =88
Description : How much amount has been allocated for Indian Railways for the fiscal year 2019-20? A. Rs. 65,587 crores B. Rs. 66,587 crores C. Rs. 64,587 crores D. Rs. 67,587 crores
Last Answer : C [Rs. 64,587 crores] Explanation: A capital expenditure programme of Rs 1, 58, 658 crore for Indian Railways has been announced by Finance Minister Piyush Goyal in the Railway Budget 2019.
Description : Proof of signature and handwriting defined in ____of evidence act. a) Section 65 A,& 65 B b) Section 64 A,& 64 B c) Section 65 d) Section 67
Last Answer : d) Section 67
Description : Intensive Cattle Development Programme (ICDP) was introduced in? a. 1966-67 b. 1963-64 c. 1964-65 d. 1967-68
Last Answer : c. 1964-65
Description : Define coefficient of uniformity and coefficient of curvature. Calculate Cu and Cc if D10 = 0.90 mm, D30 = 1.18 mm, D60 = 2.30 mm.
Last Answer : Coefficient of uniformity: It is the ratio of D60 to D10 values of soil from particle size distribution curve, called as coefficient of uniformity. Coefficient of curvature: It is the ratio of square of D30 to product of D10 and D60 values of coefficient of curvature.
Description : If intensity of rainfall in cm per hour is I, percentage coefficient of run-off is P, area of catchment in square kilometres is A, the total run-off Q, is given by (A) Q = 1.758 102 API (B) Q = 2.758 ... API (C) Q = 2.758 103 API (D) Q = 2.758 103 A/PI
Last Answer : (C) Q = 2.758 × 103 × API
Description : If A is the projected area of a vehicle in square metres, V is speed of the vehicles in kilometres per hour and C is a constant, then the wind resistance R to the moving vehicles, is given by (A) R = CAV (B) R = CAV2 (C) R = CAV3 (D) R = C 2AV
Description : Pick up the correct statement from the following: (A) The maritime structures should be designed to withstand wave motion of air (B) The wind vortex results in conical depression in the air surface (C) A tube of air rotating at hundreds of kilometres per hour forms a tornado (D) all of the above
Last Answer : (D) all of the above
Description : Which one of the following statements is correct regarding the GPS satellites? (A) The nominal altitude is about 20,200 km (B) The inclination of axis satellite is 55° (C) The satellite transmits two L band signals (L1 with 1575.42 MHz and L2 with 1276.6 MHz) (D) All of these
Description : If l1 and l2 are the lengths of long and short spans of a two way slab simply supported on four edges and carrying a load w per unit area, the ratio of the loads split into w1 and w2acting on strips parallel to l2 and l1 is (A) ... l1 (B) w1/w2 = (l2/l1)² (C) w1/w2 = (l2/l1)3 (D) w1/w2 = (l2/l1)
Description : Burge formula Q = 19.6 (A/L2/3) cumecs is based upon (A) Rainfall and drainage area (B) Run off and drainage area (C) Drainage area and its shape (D) Drainage area
Description : A compound pipe of diameter d1, d2 and d3 having lengths l1, l2 and l3 is to be replaced by an equivalent pipe of uniform diameter d and of the same length (l) as that of the compound pipe. The size of the equivalent pipe is given by (A) l/d² = + + (B) l/d³ = + ) + (C) = + + (D)
Description : If R is the radius of a main curve and L is the length of the transition curve, the shift of the curve, is (A) L/24 R (B) L2 /24 R (C) L3 /24 R (D) L4 /24 R
Description : The horizontal angles from the boat between A and B and B and C, the stations on the shore are 1 2. The distances AB = L1 and BC = L2 2 at C between the boat and station B between A and C at B). (A) 1 2) = (L2 1/L1 2) = K (B) t 2 = 360° - 1 2 (C) 2 = sin /(K + ) (D) All the above
Description : If the length of a combined footing for two columns l metres apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed ... l - ) (C) y = L/2 - (l + ) (D) y = L/2 - (l - )
Description : Top bars are extended to the projecting parts of the combined footing of two columns Ldistance apart for a distance of (A) 0.1 L from the outer edge of column (B) 0.1 L from the centre edge of column (C) Half the distance of projection (D) One-fourth the distance of projection
Description : A beam 3m long simply supported at its ends ,is carrying a point load W at the centre.If the slope at the ends of the beam should not exceed 10,find the deflection at the centre of beam? a.18.41 mm b.13.45 mm c.17.45 mm d.21.67 mm.
Last Answer : c.17.45 mm
Description : What is the width of Head of 52 kg Rail section a. 70 mm b. 75 mm c. 67 mm* d. 60 mm
Last Answer : c. 67 mm*
Description : What is known about Australia’s Great Barrier Reef? (A) It is the world’s largest coral reef. (B) It is in Queensland. (C) It extends for over 2,000 kilometres. (D) All of the above.
Last Answer : (D) All of the above.
Description : 14. An object 5 cm is placed at a distance of 20 cm in front of a convex mirror of radius of curvature 30 cm. Find the position, nature and size of the image. -Physics-10
Last Answer : Object distance (u) = - 20 cm Object height (h) = 5 cm Radius of curvature (R) = 30 cm Radius of curvature = 2 Focal length R = 2f f = 15 cm According to the mirror formula, ... image height indicates that the image formed is erect. Hence, the image formed is erect, virtual, and smaller in size.
Description : If C is creep coefficient, f is original pre-stress in concrete, m is modular ratio, E is Young's modulus of steel and e is shrinkage strain, the combined effect of creep and shrinkage is: (A) (1 - C)mf - eE B) (C - 1)mf + eE (C) (C - 1)mf - eE (D) (1 - C)mf + eE