Transverse waves are traveling on a long string that is under a tension of 10.0 n. the equation describing these waves is y(x, t)=( 6.05 cm)sin[( 435 s−1)t−( 45.1 m−1)x]. find the linear mass density of this string.

Which of the following statements is true about women and minorities in early psychology? a. in the early 20th century, numerous graduate schools recruited women and minorities to study psychology. b. opportunities in higher education were limited for women and minorities in the early 20th century due to discrimination. c. despite some obstacles, there were numerous employment opportunities for women and minorities. d. women and minorities were often selected to do academic research in an effort to make the field more diverse.

If a refrigerator is a heat pump that follows the first law of thermodynamics, how much heat was removed from food inside of the refrigerator if it released 380j of energy to the room?

Ineed the answer to question 1 , i’m desperate