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Recently added practice questions

9521. For the protection of power station buildings against direct strokes the requirements are___________?
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A. interception, conduction and dissipation

B. interception

C. interception and conduction

D. interception, conduction, dissipation and reflection

E. none of the above

9522. For the planning of period, the development of specific goals is called __________?
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A. goal achievement

B. quantitative objective

C. goal hierarchy

D. goal formulation
9523. For the open drain (N = 0.025) shown in the below figure, the discharge is________________?
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A. 26.88 cumecs

B. 28.88 cumecs

C. 27.88 cumecs

D. 29.88 cumecs

9524. For the irreversible reaction, Ca+ 2C = Ca C2 , ? H298 = 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 at 298 K will be__________________?
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A. 30,000 J

B. 60,000 J

C. 90,000 J

D. 2,40,000 J

9525. For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG: mass transfer co-efficient, moles/m2, a: interfacial area per unit volume of tower) ?
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A. L/(FG . G)

B. (G . a)/FG

C. FG/(G . a)

D. G/(FG . a)
9526. For the free settling of a spherical particle through a fluid, the slope of, CD-log NRe, plot is____________________?
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A. -1

B. -0.5

C. 1

D. 0.5

9527. For the flow of gases through a capillary, with increase in temperature, the permeability __________________ as per Knudsen law?
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A. Increases

B. Either A. or B.; depends on the gas

C. Decreases

D. Remain same

9528. For the design of super elevation for mixed traffic conditions, the speed is reduced by_____________?
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A. 75%

B. 25%

C. 20%

D. 15%

9529. For the design of super elevation for mixed traffic conditions, the speed is reduced by_____________?
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A. 20%

B. 15%

C. 25%

D. 75%

9530. For the construction of buildings, the subheads of the estimate are________________?
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A. Brickwork Flooring, Wood work, Steel work

B. Brickwork, Stone work, Roofing

C. All the above

D. Earthwork, Concrete work, Brick work

9531. For the Central bank to keep the interest rat unchanged as the government increase spending, the Central Bank must continue to ?
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A. decrease the money supply

B. decrease the demand for money

C. increase the demand for money

D. increase the money supply
9532. For the Central bank to keep the interest rat unchanged as the government increase spending, the Central Bank must continue to ?
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A. increase the money supply

B. decrease the money supply

C. increase the demand for money

D. decrease the demand for money

9533. For the case of a fuel gas undergoing combustion with air, if the air/fuel ratio is increased, the adiabatic flame temperature will_____________________?
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A. Decrease

B. Increase or decrease depending on the fuel type

C. Not change

D. Increase

9534. For the buildings having a low permeability, the internal wind pressure acting normal to the wall and roof surfaces is taken as__________________?
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A. 0.2p

B. 0.5 p

C. 0.7p

D. re p is basic wind pressure

E. zero

9535. For steel, the ultimate strength in shear as compared to ultimate strength in tension is ___________________?
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A. 2-Jan

B. 3-Jan

C. same

D. 4-Jan

E. 2/3
9536. For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal________________?
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A. of a stiffness matrix must be positive

B. correct answer is

C. of a stiffness matrix must be negative

D. of a flexibility matrix must be negative</strong>

E. ) of a flexibility matrix must be positive

9537. For specified tube outside diameter, higher BWG means higher___________________?
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A. Cross-sectional area

B. Tube thickness

C. Weight per unit length

D. None of these

9538. For similar carrier and modulating signals, the line current used in CSI is__________?
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A. Identical to line voltage in a VSI

B. Identical to line current in VSI

C. Identical to phase voltage in VSI

D. Identical to phase voltage in CSI

9539. For series reaction, the relative yield__________________?
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A. Is always greater for plug-flow reactor than for the single CSTR of the same volume

B. Statement in A. is wrong

C. Decreases with increasing conversion

D. Both A. and C. hold good
9540. For series connected SCRaEURs dynamic equalising circuit consists of___________?
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A. R and C in series but with diode across C

B. R and C in series but with diode across R

C. Series R and diode with C across R

D. Series R and diode with C across R

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