Questions

If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is double that of earth and radius is same as that of earth is _________________.

Which of the following salts is acidic in nature?

The pH value increase from 7 to 14 represents a

Deep ocean trenches are associated with

Which level does macroeconomics focus on?

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement isneeded, select "no improvement".

As he tried harder, his steps slowed, his senses (was activated).

Select the option that correctly matches the contents of the first column with the contents of the second column.

Which of the following causes damage to bridges, iron railings and all objects made of metals?