<h3><u>A</u><u>n</u><u>s</u><u>w</u><u>e</u><u>r</u><u>:</u><u>-</u></h3>
- Energy Transferre=11KJ
- Efficiency=35%
<h3>☆Usefully transferred energy:-</h3>






K.E.= 1/2 x MV^2 = 1/2 x 40(kg) x (25x25) =12500J
Answer:
SI unit of heat is joule and cgs unit of heat is calorie. 1 calorie = 4.18 joule.
Explanation:
Answer:
A frame of reference is the location from which motion is perceived and measured. For all observers, the speed of light remains constant.
Explanation: