the post office box works on the peinclple of :

The post office is to the east of the school while my house is to the south of the school. The market is to the north of the post office. If the distance of the market from the post office is equal to the distance of my house from the school. In which direction is the market with respect to my school ?

The post office is to the east of the school while my house is to the South of the school. The market is to the North of the post office. If the distance of the market from the post office is equal to the distance of my house from the school, in which direction is the market with respect to my school ?

A cyclist goes to the post-office from his village at 12 km/h and reaches the post-office 15 minutes before 10 a.m. When he goes to the post-office from his village at 10 km/h, reaches the post-office 30 minutes after 10 a.m. Find the distance of the post-office from the village of the cyclist.

While using a post office box the keys should be swiched on in the following order ,

In a post office box if the position os the cell and the galvenometer are interchangd, then the:

While using a post office box the keys should be swiched on in the following order ,

In a post office box if the position os the cell and the galvenometer are interchangd, then the:

What are the maximum and minimum values of unknown resistance X , which can be determined using the post office box shown in the figure?