Question

if a 1.5 metre tall girl stand at a distance of 3 m from a lamp post and cast a shadow of length 4.5 metre on the ground then find the height of the lamp post​

Answer 1

Step-by-step explanation:Thermodynamics, science of the relationship between heat, work, temperature, and energy. In broad terms, thermodynamics deals with the transfer of energy from one place to another and from one form to another. The key concept is that heat is a form of energy corresponding to a definite amount of mechanical work.