Questions

In S.I. System unit of angular momentum is "joule.Second".

SI unit of Planck's constant is joule-seconds(j-s).

But while the average Mughal farmer produced more than in later times, he most probably produced less than in earlier times. On the whole, the Mughal period was marked by agricultural stagnation, if not slump. The per capita yield was declining, and the average man in Mughal India probably had less to eat than before. 'The surplus income left to the peasant was tending to decrease, where it had not already vanished,' says Moreland. 'The provinces,' says Pelsaert, 'are so impoverished that a jagir which is reckoned to be worth 50,000 rupees, may sometimes not yield even 25,000, although so much is wrung from the peasants, that even dry bread is scarcely left to fill their stomachs.'

1) If they use the same cutting board/counter to cut raw chicken, and other foods with out sanitizing in between. 

2) If they have a cold, flu, or pink eye and are handling food, coughing without covering their mouth, then washing their hands.

3) If they don't properly wash their vegetables.

4) Not storing foods at proper temperatures.

And so many other reasons for Food handlers can contaminate food.

Presently, there are 226 flood forecasting stations consisting of 166 level forecasting stations for villages and towns and 60 inflow forecasting stations for reservoirs/dams/barrages in the country. Existing flood forecasting network covers 22 States / Union Territories and 19 major river basins / sub-basins in the country.

All the above given options are the examples of social interaction. In sociology, interactions are of five types.They are :

1) Exchange

2) Competition

3) Cooperation

4) Coercion

5) Conflict