John was given a task of putting up a notice on the notice board of hi

1.	John was given a task of putting up a notice on the notice board of his school. The process involved pinning the notice paper onto the board which was made of wood. He used the following pin as shown in the figure below. If he was pressing the pin from the broad end, he did not feel any pain on his thumb but when he tried the same thing from the other end, he felt a sharp prickly pain on his thumb. Why did this happen?
Answer» John was given a task of putting up a notice on the notice board of his school. The process involved pinning the notice paper onto the board which was made of wood. He used the following pin as shown in the figure below. If he was pressing the pin from the broad end, he did not feel any pain on his thumb but when he tried the same thing from the other end, he felt a sharp prickly pain on his thumb. Why did this happen?

John was given a task of putting up a notice on the notice board of his school. The process involved pinning the notice paper onto the board which was made of wood. He used the following pin as shown in the figure below. If he was pressing the pin from the broad end, he did not feel any pain on his thumb but when he tried the same thing from the other end, he felt a sharp prickly pain on his thumb. Why did this happen?

Answer»

John was given a task of putting up a notice on the notice board of his school. The process involved pinning the notice paper onto the board which was made of wood. He used the following pin as shown in the figure below. If he was pressing the pin from the broad end, he did not feel any pain on his thumb but when he tried the same thing from the other end, he felt a sharp prickly pain on his thumb. Why did this happen?

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