Questions

A Sonar of a ship sends sounds waves of speed 1000 m/s. These waves are reflected back by the ocean floor in 2 seconds. Find the depth (in m) of theocean floor. 

Resistance switching is normally employed in

Select the word with the correct spelling.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Showing a lack of courage or confidence

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Grumpy

In the following question, four words are given out of which one word is incorrectly spelt. Find the incorrectly spelt word.

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

I am awful ______ picking vegetables.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To stop doing something; cease or abstain.