Basic Science T...

The term 'ecosystem' represents a group of living organisms, non-living things such as air, water and soil, and their interaction in the habitat in which they live and thrive. Who first coined the term ecosystem?

What does the chemical symbol Fe stand for?

A liquid is following in a horizontal pipe of non-uniform cross section. Which of the following quantities remain change with respect to time ?

The basic elements of all organic compounds is:

Which of the following is not part of ecological modernization theory?

The acceleration -time graph of a particle moving in a straight line is as shown in figure. The velocity of the particle at time t=0 in a m/s. The velocity after 2 seconds will be

A sphere of mass m is held between two smooth inclined walls. For $$\sin 37^\circ=\frac{3}{5},$$ the normal reaction of the wall (2) is equal to

Invention means

A $$0.4\ kg$$ body is rotated with a constant angular speed of $$2\ rps$$ in a vertical circle of radius $$1.2\ m$$ with the help of a string. The tension in the string when it is at the highest point is

A body partially floats in wafer when