The coefficient of venturi-flume, generally, lies between
(A) 0.3 to 0.45
(B) 0.50 to 0.75
(C) 0.75 to 0.95
(D) 0.95 to 1.0

1 Answer

Answer :

Answer: Option D

Related questions

Description : 13. A venturi flume is a flumed structure constructed across a channel by restricting its width. A) True B) False

Last Answer : A

Description : In a venturi-flume, the flow takes place at (A) Atmospheric pressure (B) Gauge pressure (C) Absolute pressure (D) None of these

Last Answer : Answer: Option A

Description : A venturi-flume is used to measure (A) Pressure of liquid (B) Discharge of liquid (C) Pressure difference between two points in a channel (D) Pressure difference between two points in a pipe

Last Answer : Answer: Option B

Description : A water channel supported above the ground over trestles, is generally called  (A) Flume  (B) Canal  (C) Aqueduct  (D) Tunnel 

Last Answer : (A) Flume

Description : Two observation wells penetrating into a confined aquifer are located 1500 m apart in the direction of flow. Heads of 50 m and 25 m are indicated at these two observation wells. If the coefficient of permeability for the ... well to another is (a) 75 days (b) 750 days (c) 1200 days (d) 3000 days

Last Answer : (b) 750 days

Description : The coefficient of coupling between two coils is 0.45. The first coil has an inductance of 75 mH and the second coil has an inductance of 105 mH. What is the mutual inductance between the coils?  (1) 3.54 mH (2) 7.88 mH (3) 39.9 mH (4) 189.3 mH

Last Answer : The coefficient of coupling between two coils is 0.45. The first coil has an inductance of 75 mH and the second coil has an inductance of 105 mH. 39.9 mH is the mutual inductance between the coils.

Description : Cetane number of high speed diesel must be ≥ (A) 30 (B) 45 (C) 75 (D) 95

Last Answer : (B) 45

Description : The compression in concrete (fc) at failure is given by [ A ] 0.30 fck [ B ] 0.45 fck [ C ] 0.50 fck [ D ] 0.75 fck

Last Answer : [ B ] 0.45 fck

Description : For high degree of workability , the compaction factor is (a) 0.65 (b) 0.75 (c) 0.85 (d) 0.95

Last Answer : (d) 0.95

Description : For wave action in dams, the maximum height of freeboard is generally taken to be equal to (A) 0.5 hw (B) 0.75 hw (C) 1.25 hw (D) 1.50 hw

Last Answer : Answer: Option D

Description : Grinding efficiency of a ball mill is of the order of __________ percent. (A) 1-5 (B) 40-50 (C) 75-80 (D) 90-95

Last Answer : (A) 1-5

Description : Quantity of coke produced from metallurgical coal may be around __________ percent. (A) 30 (B) 50 (C) 75 (D) 95

Last Answer : (C) 75

Description : Most chemical plants use an initial working capital amounting to 10- 20% of the total capital investment. But this percentage may increase to __________ percent in case of seasonal products manufacturing plant. (A) 30 (B) 50 (C) 75 (D) 95

Last Answer : (B) 50

Description : Percentage content of silica in window glass, is (A) 40 to 45 (B) 50 to 55 (C) 60 to 65 (D) 70 to 75

Last Answer : Answer: Option D

Description : Why should be the frequency 50 Hz 60Hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 Hz 60Hz?

Last Answer : We can have the frequency at any frequency you like, but than you must also make your own motors,high voltage transformers or any other equipment you want to use.We maintain the frequency at 50hz ... maintains a standard at 50 /60hz and the equipments are are made to operate at these frequency.

Description : Permanent pressure loss in a well designed Venturimeter is about __________ percent of the venturi differential. (A) 1 (B) 10 (C) 30 (D) 50

Last Answer : (A) 1

Description : A soil sample of mass specific gravity 1.92 has moisture content 30%. If the specific gravity of solids is 2.75, the degree of saturation, is (A) 95.4 % (B) 95.5 % (C) 95.6 % (D) 95.7 %

Last Answer : Option D

Description : A car is travelling at 90 km/hour on a rough road where the coefficient of friction between the road and the tyre is 0.5. The distance the car will skid before stopping when the brakes are jammed suddenly would be a.127.4 m b.95.55 m c.63.7 m d.31.85 m e.90 m

Last Answer : c. 63.7 m

Description : The bed slope in slow sand filters, is generally kept  (A) 1 in 50  (B) 1 in 75  (C) 1 in 100  (D) 1 : 200

Last Answer : (C) 1 in 100 

Description : m and n are monsoon duration factor and catchment factor respectively. If P is yearly rainfall in  cm, runoff can be calculated by  (A) Velocity area method  (B) Weir or spillway method  (C) Use of venturi-meter  (D) Using power plant consumption 

Last Answer : (A) Velocity area method 

Description : Most important method for calculating discharge for planning a water supply project, is  (A) Velocity area method  (B) Weir or spillway method  (C) Use of venturi-meter  (D) Using power plant consumption 

Last Answer : (A) Velocity area method

Description : Assume postal rates for 'light letters' are: $0.25 up to 10 grams; $0.35 up to 50 grams; $0.45 up to 75 grams; $0.55 up to 100 grams. Which test inputs (in grams) would be selected using boundary value analysis? A. 0, 9,19, ... C. 0, 1,10,11, 50, 51, 75, 76,100,101 D. 25, 26, 35, 36, 45, 46, 55, 56

Last Answer : C. 0, 1,10,11, 50, 51, 75, 76,100,101

Description : Pick up the correct statement from the following: (A) Plastics have generally low melting point (B) The coefficient of thermal expansion of plastics is about three times than that of steel (C) ... fibre-glass with phenolic resins has absorption coefficient of about 0.67 (D) All the above

Last Answer : Answer: Option D

Description : There are three different categories of jobs A, B and C. The average salary of the students who got the job of A and B categories is Rs.32 lakh per annum. The average salary of the student who got the job of B ... 30 & 44 B) lies between 48 & 56 C) lies between 38 & 45 D) lies between 49 & 50

Last Answer : Answer: C) Let the number of students who got the jobs of A, B and C categories is a, b and c respectively, ∴Total salary of Aand B = 32 (a +b) ∴Total salary of B and C = 54 (b+ ... the minimum salary must be Rs.38 lakh and the maximum salary cannot exceed 45, which is the highest of the three..

Description : The specific gravity of petrol is about a. 0.65 b. 0.75 c. 0.85 d. 0.95

Last Answer : ANSWER b. 0.75

Description : (37) 0.75 x [(7056) 0.25] ÷ (64) – 2 = (8) ? (Take 3 digits after the decimal point) a) 95.357 b) 69.567 c) 96.257 d) 78.584 e) 88.598

Last Answer : (37) 0.75 x [(7056) 0.25] ÷ (64) – 2 = (8) ? Sol: 27.75 x 1764 ÷ 64 – 2 = 8 x ? 27.75 x 27.5625 – 2 = 8 x ? 762.859/8=? ? = 95.357 Answer: a)

Description : If 20 kg of coarse aggregate is sieved through 80 mm, 40 mm, 20 mm, 10 mm, 4.75 mm, 2.36 mm, 1.18 mm, 600 micron, 300 micron and 150 micron standard sieves and the weights retained are 0 kg, 2 kg, 8 kg, ... , the fineness modulus of the aggregate, is (A) 7.30 (B) 7.35 (C) 7.40 (D) 7.45

Last Answer : Answer: Option C

Description : The compression in steel (fS) at failure for Fe - 415 grade steel using stress-strain curve shall be [ A ] 0.87 fy [ B ] 0.75 fy [ C ] 0.45 fy [ D ] 0.55 fy

Last Answer : [ B ] 0.75 fy

Description : Maximum allowable spacing of shear reinforcement for inclined stirrups with an inclination of 45° is restricted to [ A ] 0.75 d [ B ] 0.45 d [ C ] 0.90 d [ D ] d

Last Answer : [ D ] d

Description : Maximum allowable spacing of shear reinforcement for vertical stirrups is restricted to [ A ] d [ B ] 0.45 d [ C ] 0.75 d [ D ] 0.90 d

Last Answer : [ C ] 0.75 d

Description : According to IS: 456, maximum water-cement ratio should be [ A ] 0.45 [ B ] 0.55 [ C ] 0.65 [ D ] 0.75

Last Answer : [ B ] 0.55

Description : According to IS: 456, maximum water-cement ratio should be [ A ] 0.45 [ B ] 0.55 [ C ] 0.65 [ D ] 0.75

Last Answer : [ B ] 0.55

Description : High strength of concrete requires a water cement ratio of [ A ] 0.10 to 0.15 [ B ] 0.25 to 0.30 [ C ] 0.45 to 0.60 [ D ] 0.75 to 0.90

Last Answer : [ B ] 0.25 to 0.30

Description : Very dilute solutions are generally used in fermentation reactions for which the optimum temperature range is __________ °C. (A) -5 to 0 (B) 5 to 10 (C) 30 to 50 (D) 75 to 80

Last Answer : (C) 30 to 50

Description : `{:("Respiration","Atmosphere","Alveoli","Deoxygenated blood","Oxygenated blood","Tissue"),(O_(2),159,104,B,95,D),(CO_(2),0.3,A,45,C,45):}` Correct op

Last Answer : `{:("Respiration","Atmosphere","Alveoli","Deoxygenated blood","Oxygenated blood","Tissue"),(O_(2),159,104,B,95,D) ... 45, 40, 95, 40 D. 40, 45, 40, 40

Description : When a voltage of 115 VDC is applied to the illustrated circuit with a resistance of 10,230 ohms the current will be _______ EL-0018 A. 88.95 milliamps B. 103.45 milliamps C. 11.24 milliamps D. 0.91 amps

Last Answer : Answer: C

Description : While the recrystallisation temperature for pure metals is 0.3 Tm, the same for alloys is equal to __________ × Tm (where, Tm Melting temperature). (A) 0.25 (B) 0.45 (C) 0.70 (D) 0.95

Last Answer : (C) 0.70

Description : The void ratio of a soil sample decreases from 1.50 to 1.25 when the pressure is increased from 25 tonnes/m2 to 50 tonnes/m2 , the coefficient of compressibility is (A) 0.01 (B) 0.02 (C) 0.05 (D) 0.001

Last Answer : (A) 0.01

Description : The total amount of iodine in the body of an average adult is (A) 10–15 mg (B) 20–25 mg (C) 45–50 mg (D) 75–100 mg MINERAL METABOLISM 199

Last Answer : Answer : C

Description : Operating temperature and pressure in catalytic reforming is about (A) 1-5 Kgf/cm2 & 200°C (B) 15-45 Kgf/cm2 & 450-550°C (C) 50 - 75 kgf/cm2 & 600 - 800°C (D) 5-10 kgf/cm2 & 150 - 250°C

Last Answer : (B) 15-45 Kgf/cm2 & 450-550°C

Description : High relative humidity decreases the evaporative process and as the temperature is increased, the relative humidity decreases. The comfort range for human body is the ambient temperature of 22 to 27°C with relative humidity ranging from __________ ... to 10 (B) 15 to 25 (C) 45 to 50 (D) 75 to 80

Last Answer : (C) 45 to 50

Description : A mass of 5kg is 100m above a given datum where local g = 9.75 m/s2 . Find the gravitational force in newtons. (Formula: Fg= mg/k )  a. 48.75 N  b. 50 N  c. 45 N  d. None of the above

Last Answer : 48.75 N

Description : Avinash, Bala and Chandran invested Rs.45,000/-, Rs. 70, 000/- and Rs. 90,000/- respectively to start a business. At the end of two years, they earned a profit of Rs.1,64,000/-. What will be Bala’s share in the profit? a) Rs.56, 000/- b) Rs.46, 000/- c) Rs. 50, 000/- d) Rs.75, 000/- e) None of these

Last Answer : Profit sharing ratio of Avinash,Bala & Chandran = 45000 : 70000 : 90,000 = 45 : 70 : 90 = 9 : 14 : 18 Bala's share of profit after two year =Rs.164000 × 14 × 41 = Rs. 4000 ×14 = Rs. 56000 Answer: a)

Description : A batch of 50 people has the oldest person with 160 years of age. The average of the batch is reduced by 2, if the oldest person is replaced by someone new, Find the age of the new person. A) 45 B) 30 C) 60 D) 75

Last Answer : Answer: C)  Average=Sum of observations/Number of observations Given, a batch of 50 people has the oldest person with 160 years of age. Let the average of the group be a'. Sum total of ages = 50 a Given, average of the ... person be b' . 50a - 160 + b = 50(a - 2) b= 160-100 b = 60 years

Description : The coefficient of permeability of soils, is generally expressed in (A) cm/sec (B) cm/minute (C) cm2 /sec (D) cm2 /minute

Last Answer : (A) cm/sec

Description : The Maximum strength attained in concrete in limit state design is generally taken as [ A ] fck [ B ] 0.67 fck [ C ] 0.45 fck [ D ] 0.30 fck

Last Answer : [ C ] 0.45 fck

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 : 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 : What is 75.95 rounded to the nearest tenth?

Last Answer : 9

Description : 52 Scythians (Sakas) invaded the Gandharan region in: A. 65 BC B. 75 BC C. 85 BC D. 95 BC

Last Answer : ANSWER: B