The specific heat of water is 4.18 J/gºC. How many Joules of heat are released to lower the temperature of 150 g water
from 100 °C to 5°C?

The crank oa rotates in the vertical plane with a constant clockwise angular velocity ω0 of 5.6 rad/s. for the position where oa is horizontal, calculate the force under the light roller b of the 10.6-kg slender bar ab.

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

Which radioisotope is used in dating geological formations?