Question 61 : Any location where the fresh water meets salty water is called _________
1. Dredging
2. River
3. Delta
4. Estuary
View Answer   Discuss with Members

Question 62 : What is time period for one tide to occur in a day?
1. 6h, 12.5 min
2. 6h, 40.5 min
3. 6h, 0 min
4. 6h, 25.6 min
View Answer   Discuss with Members

Question 63 : A _______ attached to the float moves up and down inside a cylinder?
1. chain
2. barrel
3. piston
4. load
View Answer   Discuss with Members

Question 64 : Non condensable are environmentally undesirable because __________
1. tare not soluble
2. they contain Solid particles
3. they partly escape into atmosphere
4. they damage the machineries
View Answer   Discuss with Members

Question 65 : What is the range of depth of most Hydro thermal wells?
1. 600 - 2100m
2. 50 - 60 m
3. 8 - 10 km
4. 1200 - 5400m
View Answer   Discuss with Members

Question 66 : How does the hot water or steam escape through earth surface?
1. Through fissures
2. Through Pot holes
3. From Wells
4. Through water bodies
View Answer   Discuss with Members

Question 67 : How many kinds of Geo thermal steams are there?
1. 2
2. 3
3. 4
4. 5
View Answer   Discuss with Members

Question 68 : How many basins does a single pool tidal system have?
1. 1
2. 2
3. 3
4. 4
View Answer   Discuss with Members

Question 69 : Which process could avoid discharging large quantities into the river?
1. Filtration
2. Centrifuge distillation
3. Re-injection
4. Condensation
View Answer   Discuss with Members

Question 70 : In which wave machine instead of compressing air, the water itself is pressurized?
1. High level reservoir wave machine
2. Dolphin type wave generator
3. Hydraulic accumulator
4. Float wave power conversion device
View Answer   Discuss with Members