Description : Injection pressure of fuel nozzle in diesel engine is a) 30-45 kg/cm2 b) 50-100 kg/cm2 c) 120-200 kg/cm2 d) 200 kg/cm2
Last Answer : c) 120-200 kg/cm2
Description : The pressure (kg/cm2 ) and temperature (°C) maintained in electrical desalters for crude oil are respectively (A) 10 and 120 (B) 1 and 200 (C) 50 and 250 (D) 10 and 300
Last Answer : (B) 1 and 200
Description : The fuel in diesel engine is normally injected at pressure of a. 5-10 kg/cm2 b. 20-25 kg/cm2 c 60-80 kg/cm2 d. 90-130 kg/cm2
Last Answer : ANSWER d. 90-130 kg/cm2
Description : In a tension test, the yield stress is 300 kg/cm2 , in the octahedral shear stress at the point is: (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm (D) 250 kg/cm2
Last Answer : (A) 100 kg/cm2
Description : The principal stresses at a point are 100, 100 and -200 kgf/cm2 , the octahedral shear stress at the point is: (A) 100 kg/cm2 (B) 200 kg/cm2 (C) 300 kg/cm2 (D) 400 kg/cm2
Description : A short column 20 cm 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2 , the Safe load on ... should not exceed (A) 4120 kg (B) 41,200 kg (C) 412,000 kg (D) None of these
Last Answer : Answer: Option B
Description : In favourable circumstances a 15 cm concrete cube after 28 days, attains a maximum crushing strength (A) 100 kg/cm2 (B) 200 kg/cm2 (C) 300 kg/cm2 (D) 400 kg/cm
Last Answer : Answer: Option D
Description : Permissible compressive strength of M 300 concrete grade is (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm2 (D) 300 kg/cm2
Last Answer : (D) 300 kg/cm2
Description : The 28 days cube strength of mass concrete using aggregates of maximum size 5 cm for gravity dams should be (A) Between 150 to 300 kg/cm2 (B) Between 350 to 600 kg/cm2 (C) Between 150 to 500 kg/cm2 (D) Below 200 kg/cm2
Description : n a chemical factory where dyes are made, wet cake at 30 OC consisting of 60% moisture is put in a dryer to obtain an output having only 5% moisture, at atmospheric pressure. In each batch about 120 ... dryer and the dryer efficiency is 80%. Latent heat of steam at 4 kg/cm2 is 520 kcal/kg.
Last Answer : Given that Qty of material dried per batch - 120 Kgs Moisture at inlet - 60% a. The quantity of moisture removed per batch. Water quantity in a wet batch - 120 x 0.6 = 72 Kgs. Quantity of bone dry ... - 48/0.95 = 50.5 Kgs. Equivalent water in a dry batch - 50.5 - 48 = 2.5 Kgs.
Description : Compression pressure in petrol engine cylinder is a) 6-10 kg/cm2 b) 10-20 kg/cm2 c) 20-35 kg/cm2 d) 35-40 kg/cm2
Last Answer : a) 6-10 kg/cm2
Description : Compression pressure in diesel engine cylinder is a) 6-10 kg/cm2 b) 10-20 kg/cm2 c) 20-35 kg/cm2 d) None of the above
Last Answer : c) 20-35 kg/cm2
Description : Traditionally, waste heat of low temperature range ________ has not been used for electricitygeneration despite efforts by ORC companies, mainly because the Carnot efficiency is rather low. a) 0-250 °C b) 0-150 °C c) 0-200 °C d) 0-120 °C
Last Answer : 0-120 °C
Description : Motorized knapsack sprayer blade rotation at about ……. To rev/min. a. 200 to 300. c. 100 to 120 b. 120 to 400. d. 150 to 300
Last Answer : 100 to 120
Description : What is the range of the visible light cure beam: A. 100-120 nm B. 200-300 nm C. 400-430 nm D. 470 nm or 450-500 nm
Last Answer : D. 470 nm or 450-500 nm
Description : The combined mass of car and passengers travelling at 72 km/hr is 1500 kg. Find the kinetic energy of this combined mass. (Formula: K =mv2 / 2k ) a. 300 kJ b. 200 kJ c. 500 kJ d. None of the above
Last Answer : 300 kJ
Description : Saturated steam at a pressure of 25 kg/cm2is throttled to attain 5 kg/cm2. Then the outcoming steam will be (A) Wet (B) Saturated (C) Superheated (D) None of these
Last Answer : C) Superheated
Description : Which of the following is the largest quantum of pressure? (A) 1 kg/cm2 (B) 1 bar (C) 1 atmosphere (D) 1 kilo Pascal
Last Answer : (C) 1 atmosphere
Description : Motorized Knapsack sprayer develops pressure below a. 3.5 kg/cm2b. 2.5 kg/cm2 d. None of above
Last Answer : Ans- c. 1.5 kg/cm2
Description : Foot or pedal operated sprayer develops pressure a. 14 to 18kg/cm2 b. 15 to 21 kg/cm2 d. None of above
Last Answer : Ans- c. 17 to 21 kg/cm2
Description : Rocker sprayer develops pressure b. 15 to 20kg/cm2 c. 15 to 25 kg/cm2 d. None of above
Last Answer : Ans- a. 14 to 18kg/cm2
Description : In power-operated sprayer, the pump works at a pressure of: A. 2-5 Kg/cm2 B. 3-8.5 Kg/cm2 C. 4-12 Kg/cm2. D. 5-15 Kg/cm2
Last Answer : 3-8.5 Kg/cm2
Description : The unit of pressure in S.I. units is (a) kg/cm2 (b) mm of water column (c) pascal (d) dynes per square cm (e) bars
Last Answer : Answer : c
Description : A horizontal load of 120 kg/mt is to be carried by a cable suspended between supports at same level and 60 mts apart. If the maximum permissible tension is 36,000 kg the required length of cable is a.63.3 mets b.62.5 mts c.60.8 mts d.107 dynes e.60.1 mts
Last Answer : e. 60.1 mts
Description : Service life of improved SEJ of 60 Kg rail is:- (a) 400 GMT. (b) 300 GMT. (c) 200 GMT.* (d) 150 GMT.
Last Answer : (c) 200 GMT.
Description : Service life of Glued insulated rail joint of 60 Kg rail is:- (a) 300 GMT. (b) 200 GMT.* (c) 400 GMT. (d) 150 GMT.
Last Answer : (b) 200 GMT.
Description : The largest book, the super book, is ?? and weight is ?? General Knowledge Multiple Choice Quiz Questions A. 270 cm, 300 cm, 252 kg. B. 100 cm, 110 cm, 100 kg. C. 200 cm, 100 cm, 60 kg. D. None of these
Last Answer : A. 270 cm, 300 cm, 252 kg.
Description : If the maximum shear stress at the end of a simply supported R.C.C. beam of 6 m effective span is 10 kg/cm2 , the share stirrups are provided for a distance from either end where, is (A) 50 cm (B) 100 cm (C) 150 cm (D) 200 cm
Last Answer : Answer: Option C
Description : Optimum engine temp is about how many degree 1. 60 2. 82 3. 100 4. 120
Last Answer : ans 2
Description : Tractor engine oil should be changed and all grease points should be lubricated after every working hrs 1. 15 2. 30 3. 60 4. 120
Last Answer : ans 4
Description : For achieving rapid drying rate in a spray dryer, the diameter of the particles in the feed should be in the range of __________ microns (1 mm = 1000 microns). (A) 1-5 (B) 10-60 (C) 200-300
Last Answer : (B) 10-60
Description : The size of a single plant cell is usually within the range of A.10-20μm in diameter and 25-100μm long B.20-40μm in diameter and 100-200μm long C.40-60μm in diameter and 200-300μm long D.60-80μm in diameter and 300-400μm long
Last Answer : B.20-40μm in diameter and 100-200μm long
Description : The minimum compressive strength of 1st class bricks should be (A) 75 kg/cm2 (B) 90 kg/cm2 (C) 100 kg/cm2 (D) 120 kg/cm2
Description : The minimum compressive strength of 2nd class bricks should be (A) 75 kg/cm2 (B) 90 kg/cm2 (C) 100 kg/cm2 (D) 120 kg/cm
Last Answer : Answer: Option A
Description : A 0.064 kg of octane vapor (MW = 114) is mixed with0.91 kg of air (MW = 29.0) in the manifold of an Engine. The total pressure in the manifold is 86.1 kPa, and a temperature is 290 K. assume octane behaves ideally. What is ... of the air in the mixture in KPa? a. 46.8 b. 48.6 c. 84.6 d. 64.8
Last Answer : 84.6
Description : In 1951 there were no of tractors present in India. a) 8635 b) 8000 c) 5000 d) 200
Last Answer : 8635
Description : A cylinder contains oxygen at a pressure of 10 atm and a temperature of 300 K. The volume of the cylinder is 10 liters. What is the mass of the oxygen in grams? Molecular weight (MW) of oxygen is 32 g/mole? a. 125.02 b. 130.08 c. 135.05 d. 120.04
Last Answer : 130.08 {(10atm)(10)(32)/(0.0821) (300K)}
Description : A jet of water of cross-sectional area 20 sq. cm impinges on a plate at an angle of 60? with a velocity of 10 m/sec. Neglecting the friction between the jet and plate (density of water 1000/9.81 kgm-1 sec2 per cubic meter), the ... a.15 - 20 kg b.20 - 25 kg c.5 - 10 kg d.25 - 30 kg e.10 - 15 kg
Last Answer : a. 15 - 20 kg
Description : The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the ... , is (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm
Last Answer : (C) 20 mm
Description : For operation of power tiller, the power is obtained from the . A. Batteries C. IC engine B. SI engine D. All of the above
Last Answer : IC engine
Description : Steam pressures usually used in thermal power plants are (A) 5 kg/cm2 to 10 kg / cm2 (B) 50 kg/cm2 to 100 kg / cm2 (C) 110 kg/cm2 to 170 kg / cm2 (D) 200 kg/cm2 to 215 kg / cm2
Last Answer : Ans: C
Description : The live load to be considered for an inaccessible roof, is (A) Nil (B) 75 kg/m2 (C) 150 kg/cm2 (D) 200 kg/m
Description : Permissible compressive strength of M 200 concrete grade is (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm2 (D) 250 kg/cm2
Last Answer : (C) 200 kg/cm2
Description : Permissible compressive strength of M 150 concrete grade is (A) 100 kg/cm2 (B) 150 kg/cm2 (C) 200 kg/cm2 (D) 250 kg/cm2
Description : Which of the following could be the unit of rotational inertia of a body in CGS system? a.cm4 b.gm-cm2 c.107 dynes d.kg-cm2 e.gm-cm4
Last Answer : b. gm-cm2
Description : In each of the following questions select the related letters/word/number from the given alternatives. 1. CFIL: ORUX::GDJM: ? (a) HJLN (b) NQST (c) PSVY (d) RTVX 2. BEHK: YVSP::DGJM : ? (a) JGDA (b) ... Chisel (d) Statue 9. MKQO: LNPR:: ?XVTZ (a) YSUW (b) SVWY (c) VTWY (d) WYTS
Last Answer : 1. (c) 2. (c) 3. (c) 4. (c) 5. (d) 6. (b) 7. (d) 8. (d) 9. (a)
Description : Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m3, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is (A) 90 (B) 60 (C) 45 (D) 30
Last Answer : (B) 60
Description : Heavy smoking in an engine in operation may be due to 1. Overloading 2. Mixtures 3. Late injection 4. all of these