Questions

A current I flows through a resistor. A source maintains a potential difference of V across the resistor. The energy supplied by the source in time t is 

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
One skilled in telling stories

Which among the following is not an example of emulsion?

The tropical region has generally a hot climate because of its location around the___________.

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. Farmers could no longer pay their loans and some banks were closed down.
Q. Prices dropped due to increased supply, which was followed by a drought.
R. The country was well advanced in technology and farmers increased their production levels.
S. The Great Depression in America began with overproduction and low prices in the agricultural sector.

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Industries should regularly check (1)/ if their machines are emitting (2)/ smoke within permission limits. (3)/ No error (4).

A monopoly is a market that has

If x+1x = 2, then x2+1x2 = ?