BPSC AE CE (Paper 2) Quiz 2

The maximum spacing of expansion joints in rigid pavements l_e is given by:

The annual average daily traffic in a proposed highway at last count is 300 CVD. The annual rate of growth of traffic is 5%. If the road is to be completed in two years, the initial traffic in the road after construction will be:

Find the effective green time of a traffic signal, where lost time due to starting delay is 2 seconds, actual green time is 19 seconds and amber time is 3 seconds.

The energy transported by the electromagnetic wave is proportional to:

If C_v, C_c, C_d and C_r are the hydraulic coefficients of an orifice, then:

If the Froude number in open channel is more than one, the flow is called:

The measured pH values of incoming and outgoing water at a water treatment plant are 7.3 and 8.5 respectively. What is the average pH of water, assuming linear variation of pH with time?

A city has a population of 100000 with an average rate of demand of 160 litres per head per day. What is the actual number of filters required if the size of each filter is 9m x 5m? Assume the average filtration rate as 4500 litres per hour per m².

If initial Dissolved Oxygen (DO) and final DO after 5 days incubation at 20°C in 1.0% dilution sample are 5.0 mg/L and 4.0 mg/L respectively, what is 5-days BOD of the same sample in mg/L?