Questions

The radius of curvature of a concave mirror is 30 cm. Following Cartesian Sign Convention, its focal length is expressed as

In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.

In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.

A hair’s breadth

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.

Restorative justice is _______________ from mediation though it involves meetings and dialogues to fix responsibility for wrongdoing and to find a solution acceptable to ______________ three parties. More importantly, it directly addresses victim needs and ________________ emphasises the private dimensions of a public wrong. It is not a substitute _______________ the formal criminal justice system, but a good backup to reduce its workload and to increase the sense of justice in the system as a __________________.

to find a solution acceptable to ______________ three parties.

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.

It is obviously wrong as the cost of school uniform, books and stationery, and transport, ________ all are under the monopoly of the school, are not included. ______________ private schools want additional money for special occasions like festivals, picnics, ______________ and projects. And they often recommend tuition for the children. None of this ______________ in this cost calculation. However, the family __________ this burden and these items add significantly to the revenue of private schools.

However, the family __________ this burden

International 'Yoga Divas' is celebrated every year on __________ .

A hollow hemispherical bowl is made of silver with its outer radius 8 cm and inner radius 4 cm respectively. The bowl is melted to form a solid right circular cone of radius 8 cm. The height of the cone formed is

How many triangles are there in the given figure?