Questions

A person holding a pen in his left hand sees his reflection in the mirror holding the pen in his right hand. This is due to which of the following phenomena?

What is the heat generated (in J) in a heating element of resistance 1000 Ω when a current of 0.1 A passes through it for 25 seconds?

Goitre is caused by the deficiency of ___________

The question below consists of a set of labelled sentences. These sentences, when properly sequenced form a coherent paragraph. Select the most logical order of sentences from among the options.

P: The word ‘media’ is derived from the word medium, signifying mode or carrier.
Q: Media is intended to reach and address a large target group or audience.
R: In today’s world, media becomes as essential as our daily needs.
S: The word was first used in respect of books and newspapers i.e. print media and with the advent of technology, media now encompasses television, movies, radio
and internet.

Read each sentence to find out whether there is any error in any underlined part and indicate your response in the Answer Sheet against the corresponding letter i.e., (a) or (b) or (c). If you find no error, your response should be indicated as (d).

Land covers about ______ of the earth's surface.

Which battle led to the downfall of the Vijayanagar empire?

In the following question, select the related number from the given alternatives.
 
47 : 57 : : 93 : ?