5. Given vector X=3i + 4j- 2k and B = 2i - 6j +3k, find
a. AXB
b. The angle between A and B​

In a system, when potential energy decreases, then entropy also decreases. true false

1kg of water needs to recieve 4200j of energy to go from 90 degrees to 91 degrees. what is the specific heat capacity of water? what are the units?

Apotter's wheel moves uniformly from rest to an angular speed of 0.20 rev/s in 32.0 s. (a) find its angular acceleration in radians per second per second. rad/s2 (b) would doubling the angular acceleration during the given period have doubled final angular speed?