Global Convection Patterns include which of the following? Plants and Sunlight
Oceans and Rivers
Global Winds and Ocean Currents
Organisms and Abiotic Factors

Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented

For a gate width of 2 m into the paper, determine the force required to hold the gate abc at its location.

The air in an automobile tire with a volume of 0.015 m3 is at 32°c and 140 kpa gage. determine the amount of air that must be added to raise the pressure to the recommended value of 206 kpa gage. assume the atmospheric pressure to be 128 kpa and the temperature and the volume to remain constant.[r-0.287 kj/kgk]