A uniform plant ABC of weight 40N and 3m long is supported at one end A and at a point B 1.9m from A. Find the maximum weight W that can be placed at C so that the plank does not topple.

An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above

Ajoint produces movement when its angle decreases. which type of movement is it?

Acid rain is caused by human activity. select the best answer from the choices provided t f