Description : The U.C. (uniformity coefficient) D60/D10 for the best filter media sand should be (A) 2 (B) 3 (C) 4 (D) 5
Last Answer : (A) 2
Description : The coefficient of curvature is defined (A) D60/D10 (B) D10/D60 (C) D30 ²/D60 D10 (D) D10 ²/ D30 D60
Last Answer : (C) D30 ²/D60 D10
Description : The effective size of particles of soil is denoted by (A) D10 (B) D20 (C) D30 (D) D60
Last Answer : (A) D10
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 : What precaution should be taken with a vessel's impressed current cathodic protection system after a drydocking period during which the hull has been painted? A. Output currents should be carefully monitored ... slight (10-15%) overcurrent to the anodes should be allowed in order to speed drying.
Last Answer : Answer: C
Description : If a + b + c = 9 and ab + bc + ca = 26, find a2 + b2 +c2. -Maths 9th
Last Answer : Find a2 + b2 +c2.
Description : If a,b,c are all non-zero and a + b + c = 0, prove that a2/bc + b2/ca+ c2/ab = 3. -Maths 9th
Last Answer : Solution :-
Description : If a + b + c = 9 and ab + bc + ca = 23, find the value of a2 + b2 + c2 -Maths 9th
Last Answer : (a+b+c)2=a2+b2+c2+2ab+2bc+2ca =a2+b2+c2+2(ab+bc+ca) Given, ⇒92=a2+b2+c2+2(23) ⇒81−46=a2+b2+c2 ∴a2+b2+c2=35
Description : If a2 + b2 + c2 = 16 and ab + bc + ca = 10, find the value of a + b + c. -Maths 9th
Last Answer : ( a + b + c )^2 = a^2 + b^2 + c^2 + 2( ab + bc + ca ) => ( a + b + c )^2 = 16 + 2×10 => ( a + b + c )^2 = 36 => a + b + c = Root 36 = 6
Description : Prove that a2 + b2 + c2 – ab – bc – ca is always non-negative for all values of a, b and c. -Maths 9th
Last Answer : Sol-2(a2+b2+c2-ab-bc-ca)/2 multiplying & dividing by 2 ...
Description : If a + b + c = 0 and a2 + b2 + c2 = 16, find the value of ab + be + ca. -Maths 9th
Last Answer : (a + b + c)2 = a2 + b2 + c2 + 2ab + 2bc + 2ca = a2 + b2 + c2 + 2(ab + bc + ca) 0 = 16 + 2(ab + bc + ca) 2(ab + bc + ca) = - 16 (ab + bc + ca) = -8
Description : If the roots ff the equation (c2 – ab)x2 – 2(a2 – bc)x + b2 – ac = 0 are equal, then prove that either a = 0 or a3 + b3 + c3 = 3abc -Maths 10th
Last Answer : (c2 – ab) x2 + 2(bc - a2 ) x+ (b2 – ac) = 0 Comparing with Ax2 + Bx + C = 0 A = (c2 – ab), B = 2(bc - a2 ) and C = b2 – ac According to the question, B2 - 4AC = 0 Put the values in the above equation we get 4a(a3 + b3 + c3 -3abc) = 0 hence, a = 0 or a3 + b3 + c3 = 3ab
Description : The Lenovo C2 mobile phone requires me to enter a password, but I don't know it. PIN code is not enough. What should I do?
Last Answer : Need Answer
Description : Glycine contributes to the following C and N of purine nucleus: (A) C1, C2 and N7 (B) C8, C8 and N9 (C) C4, C5 and N7 (D) C4, C5 and N9
Last Answer : Answer : C
Description : Glycine gives __________ atoms of purine. (A) C2, C3 (B) C4, C5 and N7 (C) C4, C5 and N9 (D) C4, C6 and N7
Last Answer : Answer : B
Description : Aspartate contributes the following carbon atoms of the pyrimidine nucelus: (A) C2 and C4 (B) C5 and C6 (C) C2, C4 and C6 (D) C4, C5 and C6
Last Answer : Answer : D
Description : Prostaglandins are (A) C2 unsaturated acids (B) C27 saturated alcohols (C) C20 saturated acids (D) C27 saturated alcohols
Last Answer : Answer : A
Description : Which of the following statements regarding the alternative complement pathway are true? a. C1, C4 and C2 are involved b. NH3 apparently activates complement via this pathway c. Factors B and D are involved d. Endotoxin activates complement via the alternative pathway
Last Answer : Answer: b, c, d The alternative pathway differs from the classic pathway in that the first steps involving C1, C4 and C2 are bypassed. (See Figure 6-3 previously reproduced.) ... been correlated with impaired renal function and the presence of complement components at the sites of renal injury
Description : Feedstock for polymerisation is (A) Naphtha (B) Cracked gases rich in C2 & C4 olefins (C) Low boiling aromatics (D) None of these
Last Answer : (B) Cracked gases rich in C2 & C4 olefins
Description : Find the equivalent damping constant of the system shown in Fig. for c1=22N.s/m and c2= 11N.s/m a) 40 N/m 2 b)38 N/m 2 c)44 N/m 2 d)8.8 N/m 2
Last Answer : c)44 N/m 2
Description : The exchangeable sodium ratio (ESR) can be calculated as ESR = Exchangeable (C2+ + Mg2+)/Exchangeable Na+ ESR = Exchangeable Na+ / ESR = Exchangeable Na+ / Exchangeable (Ca2+ + K+) ESR = Exchangeable Na+ / Exchangeable (Ca2+ + Mg2+)
Last Answer : ESR = Exchangeable Na+ / Exchangeable (Ca2+ + Mg2+)
Description : Assertion (A) : The value of k for which the system of linear equations kx+2y+1=0 and 6x+4y-5=0 has a unique solution is 3. Reason (R):The system of linear equations a1x + b1y + c1= 0 and a2x + ... not the correct explanation of A. (c) A is correct; R is incorrect. (d) R is correct; A is incorrect.
Last Answer : (d) R is correct; A is incorrect.
Description : Kranz anatomy is typical of (a) C4 plants (b) C3 plants (c) C2 plants (d) CAM plants.
Last Answer : (a) C4 plants
Description : Phosphoenol pyruvate (PEP) is the primary CO2 acceptor in (a) C4 plants (b) C2 plants (c) C3 and C4 plants (d) C3 plants.
Description : Anomers of D-glucopyranose differ in their stereochemistry at __________. (a) C1 (b) C2 (c) C3 (d) C4
Last Answer : C1
Description : For the irreversible reaction, Ca+ 2C = Ca C2, Δ H°298 = - 60000 J . mole-1. If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved ... will be (A) 30,000 J (B) 60,000 J (C) 90,000 J (D) 2,40,000 J
Last Answer : (C) 90,000 J
Description : There are six cars numbered as C1, C2, C3, C4, C5 and C6 participating in a race. The results are as follows: C2 does not win. Two cars are in between C4 and C5. C1 is behind C4 and C5. C2 is ahead of C5 ... C4. If C4 is disqualified, then C2 finishes the race at which position? a) 2 b) 3 c) 1 d) 4
Last Answer : Ans: option (a)
Description : There are six cars numbered as C1, C2, C3, C4, C5 and C6 participating in a race. The results are as follows: C2 does not win. Two cars are in between C4 and C5. C1 is behind C4 and C5. C2 is ahead of C5 ... intervening. C6 is ahead of C4. Which car comes in the first place? a) C1 b) C2 c) C3 d) C6
Last Answer : Ans: option (d)
Description : What do the dotted lines connecting C1, C2, C5, and C6 indicate?
Last Answer : The dotted lines indicate that these capacitors are "ganged" and are tuned together with a single control.
Description : In the add mode, what does the output of C2 indicate?
Last Answer : . MSD of the sum.
Description : With the inputs shown below, what will be the output of S1, S2, and C2?
Last Answer : MSD of the sum.
Description : what is the function of C2?
Last Answer : To filter the rf pulses and develop the modulating wave (intelligence) from the modulation envelope.
Description : The SI units of permitivity are: (a) N.m/C2(b) C2/N.m2 (c) N.m2/C2(d) N.m/C
Last Answer : (b) C2/N.m2
Description : The value of permitivity of free space: (a) 8.85 × 10−12 C2/Nm2(b) 8.85 × 10−12 C2m2/N (c) 8.85 × 10−12 Nm2/C (d) 8.85 × 10−11 Nm2/C2
Last Answer : a) 8.85 × 10−12 C2/Nm2
Description : Photorespiration is a. C1 photosynthesis b. C2 photosynthesis c. C3 photosynthesis d. C4photosynthesis
Last Answer : b. C2 photosynthesis
Description : Azo (pron: A-zo) Compounds characteristically are compounds containing the group: w) C2 x) N2 y) O2 z) Cl2
Last Answer : ANSWER: X -- N2 (N = N)
Description : Which e-business model allows consumers to name their own price for products and services ? (A) B2 B (B) B2 G (C) C2 C (D) C2 B
Last Answer : (D) C2 B
Description : Consider the two class classification task that consists of the following points: Class C1: [1 1.5] [1 -1.5] Class C2: [-2 2.5] [-2 -2.5] The decision boundary between the two classes using single perceptron is given by: (A) x1+x2+1.5=0 (B) x1+x2-1.5=0 (C) x1+1.5=0 (D) x1-1.5=0
Last Answer : (C) x1+1.5=0
Description : Consider the following two commands C1 and C2 on the relation R from an SQL database: C1: drop table R; C2: delete from R; Which of the following statements is TRUE? I. Both C1 and C2 delete the schema for R. II. C2 ... R. (A) I only (B) I and II only (C) II and III only (D) I, II and III
Last Answer : (C) II and III only
Description : In a transistor Colpitts oscillator, C1 = 0.001 µF, C2 = 0.01 µF and L = 5 µH. The frequency of oscillation in MHz will be (a) 2.37 MHz (b) 10.00 MHz (c) 11.54 MHz (d) 9.09 MHz
Last Answer : c
Description : Equivalent capacitance ‘C’ of a system of capacitors C1,C2,C3 connected in parallel is
Last Answer : Equivalent capacitance ‘C’ of a system of capacitors C1,C2,C3 connected in parallel is C = C1+C2+C3
Description : When the circuit shown in the illustration is operating correctly, the voltage at the reference electrode will be kept in the optimum range of ____________. EL-0090 A. 0.01 - 0.05 volt B. 0.80 - 0.85 volt C. 35 - 60 volts D. 100 - 115 volts
Last Answer : Answer: B
Description : Which instruction are arranged as per the protocols of memory reference format of the input file in a simple ASCII sequence of integers between the range O to 99 separated by spaces without formatted text ... : a. Memory reference instruction b. Memory reference format c. Both d. None of these
Last Answer : a. Memory reference instruction
Description : The Himalayan mountain range is an example of – (1) Volcanic mountain (2) Residual mountain (3) Block mountain (4) Fold mountain
Last Answer : (4) Fold mountain Explanation: The Himalaya are among the youngest mountain ranges on the planet and consist mostly of uplifted sedimentary and metamorphic rock. They are Fold Mountains which ... or orogeny along the convergent boundary between the Indo-Australian Plate and the Eurasian Plate.
Description : The Himalayan mountain range is an example of (1) Volcanic mountain (2) Residual mountain (3) Block mountain (4) Fold mountain
Last Answer : Fold mountain