Questions

In a market system, the central problems regarding how much and what to produce are solved through the coordination of economic activities brought about by ________ signals.

In economics secondary effects refer to the

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

Don't count your chickens before the eggs have hatched

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'.
I finished my household chores (1)/ before he reached (2)/ to my place after so long. (3)/ No Error (4)

In the following passage some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

The "Global Nutrition Report 2016" once again ____________ India's slow overall progress ____________ addressing chronic malnutrition, manifest in stunting (low weight for age), wasting (low weight for height), micronutrient __________ and over­weight. Our track _________ in reducing the proportion of undernourished children over the past decade has been modest at best, and _____________ what other countries with comparable socio­economic indicators have achieved.

micronutrient __________ and over­weight.

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'.

I was taken by surprise (A)/when I came(B)/face to face with my school friend.(C)/No error(D)

Calculate the work done by the force of gravity when a satellite moves in an orbit of radius 40,000 km around the earth.

A ball, thrown vertically upward, rises to a height of 80 m and returns to its original position. The magnitude of its displacement after 7 s of motion will be ____. (take g = 10 m/s2)