The Mariana trench is the deepest part of the Oceans. Which one among the following statements regarding this is not correct ?
– It is located in the Western Pacific Ocean, to the West of Mariana island
– The trench was first sounded during the Challenger expedition in 1875
– The trench is about 2550 km long and an average width of only 69 km
– At the bottom of the trench the water column above exerts a pressure over 1000 times the standard atmospheric pressure at sea level
It is located in the Western Pacific Ocean, to the West of Mariana island
The trench was first sounded during the Challenger expedition in 1875
The trench is about 2550 km long and an average width of only 69 km
At the bottom of the trench the water column above exerts a pressure over 1000 times the standard atmospheric pressure at sea level
Answer is Right!
Answer is Wrong!
This question was previously asked in
UPSC CAPF – 2014
– The dimensions of the trench are approximately 2550 km (1,580 miles) long and 69 km (43 miles) wide, making statement C correct.
– The maximum depth of the Challenger Deep in the Mariana Trench is over 10,994 meters (~11 km). Hydrostatic pressure increases by approximately 1 atm for every 10 meters of depth. At 11 km, the pressure is about 1100 atm, which is indeed over 1000 times standard atmospheric pressure at sea level, making statement D correct.