The pressure exerted by a body is 8650 Pa when it is placed on a wooden plank. If the area of contact is 2500 cm2 , find the weight of
the body?

When solid surfaces slide over each other the kind of friction that occurs is called friction

Acircuit is built based on this circuit diagram what is the equivalent resistance of the circuit? a.0.61 b.1.6 c.7.5 d.18

During the refrigeration cycle, what does the refrigerant do? absorbs and releases thermal energy by first vaporizing then condensing. absorbs and releases thermal energy by first condensing then vaporizing. insulates the thermal energy away from the cooling area. transfers thermal energy to the cooling area by condensing.