Questions

The state of matter can be changed into another state by changing the

In economic equilibrium _____

When a person can see only nearby objects, the condition is called

Consider the given statements as true and decide which of the given conclusions can definitely be drawn from the given statements.

Statements :
Some kings are queens. All queens are beautiful.

Conclusions :
1. All kings are beautiful.
2. All queens are kings.

From the given alternative words, select the word which cannot be formed using the letters of the given word:

CHRONOLOGICAL

Energy possessed by an object by its position or configuration is called

X-Rays, which are now used on a day to day basis for diagnosis in medicine, was discovered by?

Two circles of same radius intersect each other at P and Q. If the length of the common chord is 30 cm and distance between the centres of the two circlesis 40 cm, then what is the radius (in cm) of the circles?