objective type science questions on library science

Question: Inertia is ________ 1. a property of matter 2. a type of force 3. the speed of an object 4. none of the above Answer: ..

If the velocity of an object increases then the object is said to be moving with positive acceleration...

Potential energy of an object can be defined as the energy possessed by the object by virtue of its position or conditio..

It is a matter of common experience that a fast moving stone can break a windowpane, falling water can rotate turbines and moving air can rotate windmills and propel sailboats. In all these examples, the moving body possesses energy. Work is done by the body in motion. This type of energy..

Displacement is the shortest distance covered by a moving object from the point of reference (initial position of the body), in a specified directio..

An object is said to be moving with variable speed or non-uniform speed if it covers equal distances in unequal intervals of time or vice-vers..

The main aim of this type of forestry is to supply goods and services to meet the local demand for firewood, fodder, food, fertilizers, fibre, timber, medicines etc. It is classified into two types: Social Forestry and Environmental Forestry: Trees which are useful to the triba..

>Note the reading on the spring balance. Let it be W 1 . Now, slowly dip the stone in the water in a container and note the reading on the spring balance. The reading shown on the spring balance goes on decreasing until it is completely immersed in water. The reading on the spring balance gives us ..

Question 1 - Question: Inertia is ________ 1. a property of matter 2. a type of force 3. the speed of an object 4. none of the above Answer:..

The essential conditions to be satisfied for work to be done are: Some force must act on the object The point of application of force must move in the direction of force W = F x S SI unit of work is joule Energy is the capacity to do work The two types of mechanical ..