A920-g empty iron kettle is out on a hot stove. how much heat must the kettle absorb to raise its temperature 15.0 celsius to 93.0 celsius the especific heat capacity iron is 470 j/kg * k

What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?

Two objects of different mass start from rest, are pulled by the same magnitude net force, and are moved through the same distance. the work done on object 1 is 900 j. after the force has pulled each object, object 1 moves twice as fast as object 2. how much work is done on object 2?

What is the temperature in degrees celsius of a substance with a tempature of 49k