How much work can be extracted from 5.00 × 10^4 j of heat when 2.00 × 10^4 j of heat is exhausted? a. - 7.00 × 10^4 j b. - 3.00 × 10^4 j c. 3.00 × 10^4 j d. 7.00 × 10^4 j *** you: )

Determine the maximum r-value of the polar equation r =3+3 cos 0

Aforce of 100 newtons is used to move an object a distance of 15 meters with a power of 50 watts. find the work dine and the time it takes to do the work

Apotter's wheel moves uniformly from rest to an angular speed of 0.20 rev/s in 32.0 s. (a) find its angular acceleration in radians per second per second. rad/s2 (b) would doubling the angular acceleration during the given period have doubled final angular speed?