Who invented Fibre optic? Charles K. Kao Who is known as the father of fiber optic communications? Charles Kuen Kao When was Fibre optic invented? 1952 What is the working principle of optical fiber? Optical fiber works on the principle of total internal reflection. When light traveling in an optically dense medium hits a boundary […]
What do you do about a sinkhole?
What do you do about a sinkhole? 8 Actions To Take if You Believe You Have a Sinkhole Step #1: Keep Away. Step #2: Leave Your Impacted House Immediately. Step #3: Fence or Rope Off the Area. Step #4: Contact Your Insurance Company. Step #5: Consult with a Soil Testing Firm or Engineering Company. Step […]
What are some examples of direction?
What are some examples of direction? Examples: North South East and West are all directions. Up, Down, Left and Right are also directions. What is direction and its types? Types of directions The four cardinal directions: north, south, east, and west. The four diagonal directions: northwest, northeast, southwest, and southeast. The two vertical directions: up […]
What is the reason for tripping the UPS with full load?
What is the reason for tripping the UPS with full load? The circuit breaker trips when too much electricity flows through it or when it cannot handle the excess current load. This means that the flow of electricity is cut off to keep your circuits from overheating or causing more damage. How do I stop […]
How do you find the maximum load on a beam?
How do you find the maximum load on a beam? How can I calculate the load capacity of a structural beam? Yield strength times the section modulus divided by 1.67. Will give you your max allowable moment. How much weight can a cantilever beam hold? 2,000 pounds How do you determine the strength of a […]
Why is it called fossil fuel?
Why is it called fossil fuel? Many fossil fuels must be refined before being used. Years ago, when prehistoric animals and plants died, layers of rock and dirt gradually buried them. These fuels are called fossil fuels, since they are formed from the remains of dead animals and plants. Is there a substitute for fossil […]
What are the positive and negative impacts of building a dam across a river?
What are the positive and negative impacts of building a dam across a river? Dam will replenish downstream ecosystems naturally. It deprives a river from the load of sediment, and seek to capture it again by corroding the river bed and banks. Deepening of riverbed lowers groundwater table that makes it inaccessible to the roots […]
What does the 4 mean in 3/4 time?
What is the probability of A and B if they are mutually exclusive?
Why do train wheels not slip?
Why do train wheels not slip? The heavy weight of wagons can be treated as a huge force. This force creates a frictional force between wheels and railway. So wheels don’t slip on railway tracks when pulled by a locomotive. As per Amonton’s first law of friction, “The force of friction is directly proportional to […]