Q. In a single lane road, traffic volume of 1000 vehicle/h moving at 20 km/h, comes to a halt due to an accident. If jam density is 150 vehicle/km, the velocity of the shock wave generated (in absolute value) is_____________km/h. Ans: 100 Solution: Shock waves that occur in traffic flow are very similar to the […]
Q. A residential area of 20 hectares is planned for three different types of plots of 500 m2, 300 m2 and 200 m2 with numbers of plot in each category are 100, 120 and 150 respectively. The rest of the area is allocated for roads and facilities such as schools, shops and parks. Each plot
Q. A public utility building of 5000 m2 was constructed 5 years before, on a site of 1 hectare. The present value of open land in that location is Rs. 100/m2 and present construction cost of such building is Rs. 2500/m2. If the value of the building is assumed to be depreciating at a constant
A cone, with a base of 10 cm diameter and axis of 12 cm, is lying on Horizontal Plane (HP) along its generator. The internal angle which the base of the cone makes with the HP is__________degrees. Ans: 67.6° Explanation: tan θ =height/base=12/5 θ=67.6° Alternatively, using Pythogorean theorem, hypotenuse i.e. the length of the cone
Q. A colony of 50 people is served by a septic tank. The rate of water supply is 90 lpcd in the colony and 40% of it is going to the septic tank. The retention period of the tank is 24 hours. The length of the septic tank is___________________meter (rounded off to two decimal places).
Q. ‘Threshold of enclosure’ created by vertical surfaces or series of vertical elements in an urban plaza, represented by the ratio of height and distance, is given by an angle of _________degrees (rounded off to one decimal place). A. 26.5° B. 16.5° C. 13.5° D. None of the above Ans: 26.5° Correct Option: A Explanation:
Q. If the purchase price of 2BHK flat rises by 10 percent, the demand for such flats is observed to decrease by 8 percent. The price elasticity of the housing demand for 2BHK flats is (rounded off to one decimal place). Sol:
Q. A room is separated by a partition wall. The average intensities of sound in the source and receiving sides across the partition are 10-4 W/m2 and 10-7 W/m2 respectively. The transmission loss (TL) of the partition wall is______________dB. Ans: 30 dB Explanation: Sound level in the source side
Q. The load on a RCC column is 150 kN. The soil bearing capacity is 80 kN/m2. Assuming a factor of safety of 1.2, the side of the square column footing is________________ meter (rounded off to one decimal place). Explanation: Load on column = 150 kN Design load considering factor of safety = 150 ×
Q. The illumination level of a room is 300 lux and the efficacy of the lamps is 60. The Light Power Density (LPD) of the room in Watt/m2 is________ . A. 1 B. 5 C. 7 D. 11 Ans: 5 Explanation: Illumination Level of the room = 300 lux = 300 lumen/sq m Efficacy of
