A28 cm long solenoid 1.25 cm in diameter is to produce a field of 0.353 t at its center. how much current should the solenoid carry if it has 97 turns of the wire?

Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)

Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.

Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings