ENGLISH LITERATURE (CBSE/UGC NET)

FAMOUS PLAYWRIGHT POET AND OTHERS

DANTE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This fast moving hot cloud of ash, hot gases and steam and volcanic bombs can move down the mountain at speeds of 200 km/h.
A
Lahar
B
Pyroclastic Flow
C
Steam cloud
D
Lapilli
Explanation: 

Detailed explanation-1: -A pyroclastic flow is extremely hot, burning anything in its path. It may move at speeds as high as 200 m/s.

Detailed explanation-2: -A nuée ardente is a turbulent, fast moving cloud of hot gas and ash erupted from a volcano.

Detailed explanation-3: -pyroclastic flow, in a volcanic eruption, a fluidized mixture of hot rock fragments, hot gases, and entrapped air that moves at high speed in thick, gray-to-black, turbulent clouds that hug the ground.

Detailed explanation-4: -Example of Phreatic/Hydrothermal. A large column of very fine ash and high-speed and sideway emission of pyroclastics. It is short-lived, characterized by ash columns but may be an onset of a large eruption. Characterized by tall eruption columns that reach up to 20 km high with pyroclastic flow and ashfall tephra.

There is 1 question to complete.