Given the two sets, which statement is true?

a = {1, 2}
b = {1, 2, 3, 4}

Afixed electric space heater wired by a cable with an ampacity of 30 a should draw a maximum current of a. 30 a. b. 24 a. c. 15 a. d. 27 a.

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

Aboy with a mass 25 kg climbs into a small tree. he sits on a branch that is 2.o m above to the ground. what is his gravitational potential energy above the ground?