A pendant hangs from chains that make a 90 degree angle to each other as shown in the diagram. If the tension on the left side is 4N and the tension on the right side is 3N, find the weight of the heart pendant.

In the first law of thermodynamics, triangle e=q-w, what does q stand for

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.

How much energy will be transferred to your eardrum while listening to this sound for 1.0 min?