Questions

A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/sq.s)

A rocket is launched to travel vertically upward with a constant velocity of 20 m/s. After travelling for 35 seconds, the rocket develops a snag and its fuel supply is cut off. The rocket then travels like a free body. The height achieved by it is

The _________________ is the second supersonic fighter developed by Hindustan Aeronautics Limited (HAL) after the HAL HF-24 Marut. 

The highest number of tube wells is found in which one of the following countries?

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: All these factors together can help eradicate poverty, crimes and disease rates.
Q: Girls’ education is important from every perspective of life and society.
R: Not only do they take right decisions for themselves, but they also provide better education and health care options to their children.
S: Educated women lead a healthier life compared to the uneducated women; they participate in the family matters and in the formal labour markets too; earn well, marry at a considerable age and plan a family in a better manner.

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 woodpeckers of the West (with one exception) are different _______________ those of the East, and so are the flycatchers, the grosbeaks, the orioles, the tanagers, the humming-birds, _____________ many of the sparrows. ____________ of the purple and bronzed grackles (the latter are _______________ seen on the plains of Colorado, but are not common), the Rockies boast of Brewer's blackbird, ______________ habits are not as prosaic as his name would indicate.

____________ of the purple and bronzed grackles

The least number, which when divided by 5, 6, 7 and 8 leaves a remainder 3 in each case, but when divided by 9 leaves no remainder, is:

A change in which no new substances are formed is called _____________.