Advertisements
Advertisements
प्रश्न
During the construction of a building, the lightning conductor was left hanging in the air by mistake. Would the lightning conductor be still effective? Explain.
Advertisements
उत्तर
Lightning conductor will not work, if left hanging in the air because in order to work, it must be connected to the ground by using any metal (copper) plate, so that the charge can pass through it to the ground.
APPEARS IN
संबंधित प्रश्न
Lightning conductors cannot protect a building from lightning.
The weather department has predicted that a thunderstorm is likely to occur on a certain day. Suppose you have to go out on that day. Would you carry an umbrella? Explain.
Answer in your own words.
In the lightning conductor, what provision is made for spreading the electricity into the ground?
Answer in your own words.
Why do farmers stick an iron staff into the ground while working in the field in rainy conditions?
What is the damage caused by lightning?
What are the remedial measures for the following calamity:
Lightning strike
How lightning takes place?
If the materials used for constructing a building were good conductors, do you think lightning will strike the building. Will the lightning conductor be still required to be installed in the building?
You might have observed on a dry day that when you touch the screen of a television or computer monitor (with picture tube), you get a slight shock. Why does it happen?
Explain why it is safer to use a wireless telephone instead of a landline telephone during lightning.
What precautions would you take if lightning occurs while you are outside the house?
Lighting rods are made of ______.
During thunderstorms, the air is moving ______ rapidly. This air moves rapidly.
Huge quantities of electricity are discharged in lightning flashes and temperatures of over ______°C or more can be reached.
______ extreme heat will vaporize the water inside a tree, creating steam that may burn out the tree.
How does thunder take place?
Sometimes lighting may be seen before the thunder is heard. Why?
During lightning and thunder, we should avoid standing in-ground and open spaces Why?
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
