Physics
Thermohaline circulation is mainly due to

Warmer, less dense water sinking in the ocean and cold water replacing it
Warm water being added to the ocean due to industial waste
Cold, dense ocean water sinking and warmer water replacing it
Winds causing circulation of ocean water

ANSWER DOWNLOAD EXAMIANS APP

Physics
In total internal reflection, the light travel from

Denser to rarer medium and it occurs with loss of intensity
Denser to rarer medium and it occurs with no loss of intensity
Rarer to denser medium and it occurs with no loss of intensity
Rarer to denser medium and it occurs with loss of intensity

ANSWER DOWNLOAD EXAMIANS APP