Q. Which one of the following statements about the aperture of a convex lens is correct?
1) It is equal to its radius of curvature
2) It is equal to its focal length
3) It is independent of its radius of curvature
4) It is equal to half of its focal length
Q. If an object is placed at the focus of a convex lens, its image is -
1) at the focus on the same side
2) at the focus on the opposite side
3) coincident with the lens
4) at infinity
Q. An object is dropped from a height onto the floor. Which one of the following remains uniform as it falls?
1) Its acceleration
2) Its momentum
3) Its kinetic energy
4) Its potential energy
Q. By which one of the following Constitutional Amendment Acts, was the Article 21A (Right to Education) inserted into the Constitution of India?
1) 83rd Amendment Act
2) 84th Amendment Act
3) 85th Amendment Act
4) 86th Amendment Act
Q. Which of the following States has/have a bicameral legislature?
1. Andhra Pradesh
2. Telangana
3. Bihar
4. Uttar Pradesh
Select the correct answer using the code given below -
1) Only 1
2) Only 1, 2 and 3
3) Only 3 and 4
4) 1, 2, 3 and 4
Q. Which one of the following best describes the electoral system to elect the President of India?
1) Proportional Representation
2) Proportional Representation and Single Transferable Vote System
3) First-Past-the-Post System
4) List System
Q. Choose the most appropriate alternative of the given idioms/phrases from the given options
Be in the red
1) To owe money to a bank
2) To get money from one's family
3) To be in danger of being caught
4) To be in favour of needy people
Q. Choose the most appropriate alternative of the given idioms/phrases from the given options
Be in seventh heaven
1) To be extremely sorry
2) To be extremely wise
3) To be extremely sad
4) To be extremely happy
Q. Choose the most appropriate alternative of the given idioms/phrases from the given options
A pearl of wisdom
1) An important event in one's life
2) An important person of wisdom
3) An important piece of advice
4) An important thing in one's life
Q. Choose the most appropriate alternative of the given idioms/phrases from the given options
A sea change
1) Change in the sea tides
2) A complete change
3) Change like sea
4) Changed sea with pollution
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