Questions

Find the power of a convex lens if the image formed is at a distance of 25 cm from the lens when the object is placed on the other side of the lens at 12 cm from the optical centre?

Two versions of the Internet Protocol (IP) are in use

If a healthy freshwater fish is placed in salt water, what will be the expected consequence ?

The large collection of stars, dust and gas held together by gravitational attraction between components is known as

Any undesirable change in physical, chemical or biological characteristics of air, land, water or soil is called?

In the following question, out of the given four alternatives, select the one which best expresses the meaning of the given word.

Terse

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one, which best express the same sentence in Indirect/Direct speech.

"Bring me a cup of coffee” said Nita to her mother.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.

Keep your chin up