Question

Three blocks of masses 2 kg, 3 kg and 4 kg
are placed one over the other as shown in the
figure. Calculate the force exerted by the
blocks of mass 2 kg and 4 kg on the 3 kg block
(g = 10 m/s2)​

Answer 1

Explanation:

See the above attachment

hope it helps ☺️

Answer 2

Answer:

Combustion, a chemical reaction between substancesHydroelectric energy, also called hydroelectric power or hydroelectricity, is a form of energy that harnesses the power of water in motion