41 A toll road with three toll booths has an arriva te of 850 veh/h and drivers take an average of 15 econds to pay their tolls. If the arrival and departure

Q: In what directions do sound waves move?

A: Sound wave propagates as an acoustic wave which have oscillation in pressure, stress, particle…

Q: Can you please explain the second problem? theorical wise and why you did that

A:

Q: Explain what we mean by a force and give examples of different forces.

A: Force- It is defined as a quantity that causes any object to undergo any motion. Mathematically it…

Q: Why does it matter if something is structurally sound or serves a certain purpose?

A: Structure is sound and serving a certain purpose. In civil engineering various structures are built…

Fire Place Construction and Layout

A fireplace is a chamber, made of different materials usually constructed to contain the fire for various applications. A fireplace is often known as a hearth. Fireplaces can be made of bricks, steel, stone, and concrete. Fireplaces serve as room heaters for cold areas and vary in design and heat efficiency.