Questions

Which organisation officially launched the International Year of the Period Table of Chemical Elements?

By increasing the price of entry ticket to a fair in the ratio 5:7, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?

___________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system.

The value of acceleration due to gravity (g) at a distance of 2R from the surface of earth, where R is the radius of earth is ______.

Washing machines and microwave oven are operated by _______________ embedded inside these gadgets.

Which greenhouse gas is produced by the raising of cattle?

Anemometer is an instrument meant for measuring __________

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Please switch of the fan.