Acircuit has a current of 1.2 a. if the voltage decreases to one third of its original amount while the resistance remains constant, what will be the resulting current?

What is special about a dc circuit ?

If a hiker that weighs 600 newtons climbs a 50 meter hill, how much gravitational potential energy has the hiker gained?

Four 5-gram blocks of metal are sitting out in the sun and absorb the same amount of heat energy. use the following specific heat capacity data to determine which block will increase its temperature the most.