civil engineering MCQs – Page 111

Practise multiple-choice questions from civil engineering for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

civil engineering Mcqs

2201. While propagating through homogeneous, isotropic media_________________?
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A. Directions of both the fields are orthogonal

B. Both the fields are at right angles to the direction of propagation

C. Both A. and B.

D. Neither A. nor B.

2202. A college freshman borrowed P2,000 from a bank for his tuition fee and promised to pay the amount for one year. He received only the amount of P1,920 after the bank collected the advance interest of P80.00. What was the rate of discount ?
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A. 4.15%

B. 4.00 %

C. 4.25%

D. 3.67%

2203. Critical angle of electromagnetic radiation takes place if__________________?
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A. Angle of incidence is equal to 90

B. Angle of refraction is equal to 90

C. Angle of incidence is equal to angle of refraction

D. Angle of incidence is greater than the angle of refraction

2204. As per IS:800, in the plastic design, which of the following pairs are correctly matched? Working Loads Load factor________________?
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A. Dead load 1.7

B. ) Dead load + imposed load + load 1.7</strong>

C. i) Dead load + load due to wind or 1.3 seismic forces

D. ) Dead Load + imposed load 1.7

2205. Duopsony is a market situation where there is/are______________?
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A. One seller and few buyers

B. Many sellers and few buyers

C. Few sellers and few buyers

D. Few sellers and many buyers

2206. Repetitive observations of the same area at equal interval of time are useful to monitor the dynamic phenomena________________?
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A. Cloud evolution

B. Snow cover

C. Vegetative cover

D. All of these

2207. What is the effective rate corresponding to 18% compounded daily? Take 1 year is equal to 360 days______________?
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A. 19.72 %

B. 19.44%

C. 19.61%

D. 19.31%

2208. Pick up the correct statement from the following?
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A. The minimum frequency of light for which no electrons are emitted, is called threshold frequency

B. Polarising angle of glass is 57.5

C. At the polarising angle, the reflected and refracted rays are orthogonal

D. All the above

2209. A uniform series of payment occurring at equal interval of time is called ____________________?
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A. Annuity

B. Amortization

C. Depreciation

D. Bond

2210. The live load for a sloping roof with slope 15, where access is not provided to roof, is taken as_______________?
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A. 0.65 kN/m2

B. 0.75 kN/m2

C. 1.35 kN/m2

D. 1.50 kN/m2

2211. Load factor is____________________?
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A. always less than factor of safety

B. sometimes greater than factor of safety

C. always greater than factor of safety

D. always equal to factor of safety

2212. A telephone switchboard 100 pair cable can be made up with either enameled wire or tinned wire. There will be 400 soldered connections. The cost of soldering a connection on the enameled wire will be P 1.65 on the tinned wire, it will be P 1.15. A 100- pair cable made up with enameled wire cost P 0.55 per linear foot and those made up of tinned wire cost P 0.75 per linear foot. Determine the length of cable run in feet so that the cost of each installation would be the same ?
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A. 1,000 feet

B. 1,040 feet

C. 1,120 feet

D. 1,100 feet

2213. The basic requirement of any sensor system is___________________?
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A. Radiometric resolution

B. All of these

C. Spatial resolution

D. Spectral resolution

2214. If the loaded length of span in meters of a railway steel bridge carrying a single track is 6 m, then impact factor is taken as_________________?
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A. 0

B. 1

C. 0.5

D. between 0.5 and 1.0

2215. Orbital radius of GPS satellites is approximately ___________________?
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A. 36,000 km

B. 15,200 km

C. 26,600 km

D. 18,400 km

2216. Geodimeter is based on_________________?
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A. The visible light as carrier with frequency of the order of 5 1014 Hz

B. Propagation of modulated light waves

C. High frequency radio waves

D. Propagation of infrared radiation

2217. DGPS is based on the concept that bias errors in the position of locations in a given local area, are same if their distances are within___________________?
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A. 75 km

B. 50 km

C. 100 km

D. 25 km

2218. Which one of the following frequency regions is a part of suns radiation ?
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A. Infrared frequency region

B. Radio frequency region

C. All of these

D. Ultraviolet frequency region

2219. Which one of the following errors is produced by platform characteristics of the sensor ?
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A. Altitude

B. Altitude variation

C. All of these

D. Orbit drift

2220. Engr. Trinidad loans from a loan firm an amount of P100,000 with a rate of simple interest of 20% but the interest was deducted from the loan at the time the money was borrowed. If at the end of one year, she has to pay the full amount of P100,000, what is the actual rate of interest ?
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A. 25.80%

B. 23.50%

C. 24.70%

D. 25.0 %

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