Exams

The angle of elevation of an aeroplane from a point on the ground is 60 deg. After flying for 30 seconds, the angle of elevation changes to 30 deg. If the aeroplane is flying at a height of 4500 m, then what is the speed (in m/s) of aeroplane?

In the question two statements are given, followed by two conclusions, I and II. You have to consider the statements to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given conclusions, if any, follows from the given statements.

Statement I: No clocks are watches

Statement II: No ornaments are clocks

Conclusion I: Some watches are ornaments

Conclusion II: All ornaments are watches

In the following figure, rectangle represents Cinematographers, circle represents Lyricists, triangle represents Trekkers and square represents Joggers. Which set of letters represents Trekkers who are not Joggers?

In January 2018, ‘Swachh Survekshan 2018’ was launched. It will rank how many cities on the National level which have more than 1 lakh population?

This is NOT a use of a concave mirror?

The pie chart represents the favourite stars (Bollywood stars SRK, SK, AK, HR and VD) of the people of a family.

The ratio of people who like SRK to those who like SK is

If the frequency of a sound wave of given velocity is increased , how will it affect its wavelength?

The bar graph shows the population of different countries. Study the diagram and answer the following questions.

Population of country E is greater than that of country A by ___________.