Question 81 : Select the correct formula of kinetic energy of a wave?
1. KE/A = 1/4ρa2 × g/gc
2. KE = 1/4ρa2 × g/gc
3. KE = 1/4ρa2
4. KE/A = 1/4ρa2
View Answer   Discuss with Members

Question 82 : The process of producing energy by utilizing heat trapped inside the earth surface is called _________
1. Hydrothermal energy
2. Geo-Thermal energy
3. Solar energy
4. Wave energy
View Answer   Discuss with Members

Question 83 : For exactly how much time does it take for one tidal cycle?
1. 22h, 20min
2. 24h, 50min
3. 20h, 10min
4. 22h, 50min
View Answer   Discuss with Members

Question 84 : A continuous movement of water in specific direction is called as _________
1. float
2. waves
3. current
4. tides
View Answer   Discuss with Members

Question 85 : How are solids present in steam and water of geothermal energy removed?
1. Flocculation
2. De-sanding Hydro clones
3. Centrifugal separators
4. Gravity setting
View Answer   Discuss with Members

Question 86 : How many essentially infinite heat reservoirs are present in tropical waters?
1. 1
2. 2
3. 3
4. 4
View Answer   Discuss with Members

Question 87 : A spring that shoots jets of hot water and steam into the air is called as _______
1. Mine hole
2. Geyser
3. Hot spring
4. Mud pot
View Answer   Discuss with Members

Question 88 : What is the term used for transport of non-cohesive sediments?
1. Dirt drop
2. Flick
3. Littoral drift
4. Droplet drifts
View Answer   Discuss with Members

Question 89 : From which cycle does maximum possible efficiency of a heat engine operating between two temperature limits cannot exceed?
1. Carnot cycle
2. Otto cycle
3. Open cycle
4. Anderson cycle
View Answer   Discuss with Members

Question 90 : The withdrawal of large amounts of steam from a hydrothermal reservoir may result in ____________
1. landslides
2. surface subsidence
3. light surface
4. loss of land fertility
View Answer   Discuss with Members