Description : Specific weight of Reinforced cement concrete is [ A ] 24 N/m3 [ B ] 24 kN/m3 [ C ] 25 N/m3 [ D ] 25 kN/m3
Last Answer : [ D ] 25 kN/m3
Description : A vessel of 4 m3 contains oil which weighs 30 kN. The specific weight of the oil is (A) 4.5 kN/m3 (B) 6 kN/m3 (C) 7.5 kN/m3 (D) 10 kN/m3
Last Answer : Answer: Option C
Description : The specific gravity of an oil whose specific weight is 7.85 kN/m3 , is (A) 0.8 (B) 1 (C) 1.2 (D) 1.6
Last Answer : Answer: Option A
Description : The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is 15 N per kN, the maximum speed that the locomotive can attain on level track will be a.43 kmph b.83 kmph c.103 kmph d.107 dynes e.38 kmph
Last Answer : e. 38 kmph
Description : A soil has a bulk density of 22 kN/m3 and water content 10 %. The dry density of soil is (A) 18.6 kN/m3 (B) 20.0 kN/m3 (C) 22.0 kN/m3 (D) 23.2 kN/m3
Last Answer : (B) 20.0 kN/m3
Description : The atmospheric pressure at sea level is (A) 103 kN/m2 (B) 10.3 m of water (C) 760 mm of mercury (D) All of these
Last Answer : Answer: Option D
Description : Unit weight of P.C.C . in kN/m3 is (a) 24 KN/m3 (b) 25 kN/m3 (c) 20kN/m3 (d) 26 kN/m3
Last Answer : (a) 24 KN/m3
Description : The unit weight of cement in kN/m3 (a) 25 kN/m3 (b) 24 kN/m3 (c) 20 kN/m3 (d) 16 kN/m3
Last Answer : (d) 16 kN/m3
Description : The power of a locomotive is 315 kW and the total weight of the train is 2000 kN. If the track resistance is qN per kN, the maximum speed that the locomotive can attain on level track will be a.103 kmph b.83 kmph c.107 dynes d.43 kmph e.63 kmph
Last Answer : e. 63 kmph
Description : 149 The power transmitted through a pipe is (where w = Specific weight in N/m3 , and Q = Discharge in m 3 /s) (A) w × Q × H (B) w × Q × hf (C) w × Q (H - hf ) (D) w × Q (H + hf )
Description : Molecular volume of any perfect gas at 600 x 103 N/m2 and 27°C will be (a) 4.17m3/kgmol (b) 400 m3/kg mol (c) 0.15 m3/kg mol (d) 41.7 m3/kg mol (e) 417m3/kgmol.
Last Answer : Answer : a
Description : The bulk density of aggregates , is (a) kN/m3 (b) Kg/1tr (c) g/cm3 (d) All the above.
Last Answer : (b) Kg/1tr
Description : Modulus of elasticity of steel as per IS: 4561978 shall be taken as (A) 20 kN/cm² (B) 200 kN/cm² (C) 200 kN/mm² (D) 2 × 106 N/cm2
Description : The pressure intensity in kN/m2 (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface) (A) w (B) wh (C) w/h (D) h/w
Last Answer : Answer: Option B
Description : What is the specific weight of water at standard condition? (Formula: γ = ρg / k) a. 1000 kgm/m3 b. 9.8066 m/s2 c. 1000 kgf/m3 d. None of the above
Last Answer : 1000 kgf/m3
Description : A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle ... fluidisation velocity, VOM is (A) 12 mm/s (B) 16 mm/s (C) 24 mm/s (D) 28 mm/s
Last Answer : (B) 16 mm/s
Description : The weight of reinforced concrete, is generally taken as (A) 2200 kg/m3 (B) 2300 kg/m3 (C) 2400 kg/m3 (D) 2500 kg/m
Description : The frame consists of a steel beam welded rigidly to two vertical channels. An eccentric exciter weighing 250 N is attached to the beam, which weighs 10 KN and is used to excite the frame. The unbalance weight of ... ends, magnification factor at resonance is A. 307.5 B. 3.075 C. 30.75 D. 0.3075
Last Answer : C. 30.75
Description : A uniform body 3 m long, 2 m wide and 1 m deep floats in water. If the depth of immersion is 0.6 m, then the weight of the body is (A) 3.53 kN (B) 33.3 kN (C) 35.3 kN (D) None of these
Description : PROBLEM EA Sample of moist soil has a water content of 20.0% and the moist unit weight of 21.09 KN/cu.meter. The specific gravity of the soil is 2.75. Compute the degree of saturation and the value of porosity?
Last Answer : two seconds
Description : The modules of elasticity of steel shall be taken as (a) 100kN/mm2 (b) 200 kN/mm2 (c) 250 kN/mm2 (d) 300 kN/mm2
Last Answer : (b) 200 kN/mm2
Description : Utilizing the answer to the previous problem, estimate the overall or average increase in temperature ( ΔT) of the concrete roof from the energy absorbed from the sun during a12hour day. Assume that all of the radiation absorbed goes into ... °C b. 8.9°C c. 9.9°C d. 10.9°C formula: ΔQ = m c ΔT
Last Answer : 7.9 °C
Description : The intensity of active earth pressure at a depth of 10 metres in dry cohesionless sand with an angle of internal friction of 30° and with a weight of 1.8 t/m3 , is (A) 4 t/m2 (B) 5 t/m2 (C) 6 t/m2 (D) 7 t/m2
Description : What is the S.I. unit of sectional modulus? a. mm4 b. mm3 c. mm2 d. m
Last Answer : b. mm3
Description : A masonry dam (density = 20,000 N/m3 ) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be (A) 75 N/m2 (B) 750 N/m2 (C) 7500 N/m2 (D) 75000 N/m
Last Answer : (C) 7500 N/m
Description : The electric intensity at a distance of 1m from the point charge is 1μC is: (a) 9 × 109 N/C (b) 9 × 106 N/C (c) 9 × 103 N/C (d) 9 N/C
Last Answer : c) 9 × 103 N/C
Description : What is the maximum shear stress induced in a solid shaft of 50 mm diameter which is subjected to both bending moment and torque of 300 kN.mm and 200 kN.mm respectively? a. 9.11 N/mm2 b. 14.69 N/mm2 c. 16.22 N/mm2 d. 20.98 N/mm2
Last Answer : b. 14.69 N/mm2
Description : What is the shear stress acting along the neutral axis of triangular beam section, with base 60 mm and height 150 mm, when shear force of 30 kN acts? a. 15.36 N/mm2 b. 10.6 N/mm2 c. 8.88 N/mm2 d. Insufficient data
Last Answer : c. 8.88 N/mm2
Description : A water tank contains 1.3 m deep water. The pressure exerted by the water per metre length of the tank is (A) 2.89 kN (B) 8.29 kN (C) 9.28 kN (D) 28.9 kN
Description : A bed of spherical particles (specific gravity 2.5) of uniform size 1500 μm is 0.5 m in diameter and 0.5 m high. In packed bed state, the porosity may be taken as 0.4. Ergun's equation for the above fluid-particle system ... What is the porosity of the fluidised bed? (A) 0.2 (B) 0.5 (C) 0.7 (D) 0.8
Last Answer : (C) 0.7
Description : Mass of Earth when it's radius is 6400 km and gravitational field strength is 9.81 N kg-1 is A. 6.0 × 1024 kg B. 5 × 1023 kg C. 40 × 109 kg D. 9 × 1024 kg
Last Answer : 5 × 1023 kg
Description : Calculate the recoverable waste heat (Q, in kCal/hour) from flue gases using the followingparameters: V (flow rate of the substance) 2000 m3/hr r (density of the flue gas): 0.9 kg/m3 Cp (specific heat ... (temperature difference): 120 oC h (recovery factor): 50% a. 21600 b. 43200 c. 25600 d. 34000
Last Answer : 21600
Description : 19. The density of a liquid in kg/m3 is numerically equal to its specific gravity. A) True B) False
Last Answer : A
Description : An odd shaped body weighing 7.5 kg and occupying 0.01 m3 volume will be completely submerged in a fluid having specific gravity of (A) 1 (B) 1.2 (C) 0.8 (D) 0.75
Description : A vehicle suspension system consists of a spring and a damper. The stiffness of the spring is 3.6 kN/m and the damping constant of the damper is 400 Ns/m. If the mass is 50 kg, then the damping factor (d ) and damped natural ... , are a) 0.471 and 1.19 Hz b) 0.471 and 7.48 Hz c) 0.666 and 1.35 Hz
Last Answer : a) 0.471 and 1.19 Hz
Description : A vehicle suspension system consists of a spring and a damper. The stiffness of the spring is 3.6 kN/m and the damping constant of the damper is 400 Ns/m. If the mass is 50 kg, then the damping factor (d ) and damped natural ... .19 Hz b) 0.471 and 7.48 Hz c) 0.666 and 1.35 Hz d) 0.666 and 8.50 Hz
Description : A 30-m vertical column of fluid (density 1878 kg/m3 ) is located where g= 9.65 mps2 . Find the pressure at the base of the column. (Formula: pg= gρhg/k ) a. 543680 N/m2 b. 543.68 kPa (gauge) c. Both a & b d. None of the above
Last Answer : Both a & b
Description : An object having 10 kg mass weighs 9.81 kg on a spring balance. The value of 'g' at this place is (A) 10 m/sec² (B) 9.81 m/sec² (C) 9.75 m/sec² (D) 9 m/sec
Description : What is the volume of a prism is 35 cm.what is this prism measured in mm3?
Last Answer : 34
Description : In 70 kg patient one unit of platelet concentrate should increase platelet count A. 2000 - 5000 mm3 B. 5000 - 10000 mm3 C. 10000 - 20000 mm3 D. More than 20000 mm3
Last Answer : Ans: B
Description : More than 500 CD4+ T lymphocytes/mm3 indicates which stage of HIV infection? a) CDC category A - HIV asymptomatic More than 500 CD4+ T lymphocytes/mm3 indicates CDC category A - HIV asymptomatic. b) ... CDC category C - AIDS Less than 200 CD4+ T lymphocytes/mm3 indicates CDC category C - AIDS.
Last Answer : a) CDC category A - HIV asymptomatic More than 500 CD4+ T lymphocytes/mm3 indicates CDC category A - HIV asymptomatic.
Description : The unit of surface tension is (A) N/m (B) N/m2 (C) N/m3 (D) N-m
Description : Evaluate each of the following: (i) (103)3 (ii) (98)3 (iii) (9.9)3 (iv) (10.4)3 (v) (598)3 (vi) (99)3 -Maths 9th
Last Answer : answer:
Description : Critical speed of rotation, N (in rps - rotation per second) of a trammel is equal to (where, g = acceleration due to gravity = 9.81 m/sec 2 and, r = radius of trammel, metre.) (A) (1/2π). √(g/r) (B) (1/π). √(g/r) (C) ½ √(g/r) (D) 2π. √(g/r)
Last Answer : (A) (1/2π). √(g/r)
Description : Each 1 kg mass experiences force of A. 7 N B. 9.81 N C. 20 N D. 100 N
Last Answer : 9.81 N
Description : Which one is not a 103 rule of evidence a. Maintaining a claim of error b. Aim of an offer of proof c. Plain error taken d. Destroying data
Last Answer : d. Destroying data
Description : . Which one is not a 103 rule of evidence a. Maintaining a claim of error b. Aim of an offer of proof c. Plain error taken d. Destroying data
Description : For a homogeneous earth dam 50 m high having 2 m free broad, a flow net was constructed and the results were : Number of potential drops = 2.4 Number of flow channels = 0.4. If co-efficiency of permeability of the dam material is ... 24 10-3 m3 /sec (C) 6 10-5 m3 /sec (D) 24 10-5 m3 /sec
Last Answer : (D) 24 × 10-5 m3 /sec
Description : For a catchment area of 120 km², the equilibrium discharge in m3/hour of a Scurve obtained by the summation of 6 hour unit hydro graph is (A) 0.2 × 106 (B) 0.6 × 106 (C) 2.4 × 106 (D) 7.2 × 10