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#QuestionSubject and topicDifficulty
41 Choose the grammatically correct sentence. English Language and Literature
Choosing the correct word
Medium
42 Choose the correctly spelt word. English Language and Literature
Synonyms and antonyms
Easy
43 Fill in the blank: She has been working here ___ 2019. English Language and Literature
Choosing the correct word
Easy
44 What does the idiom “a piece of cake” mean? English Language and Literature
Synonyms and antonyms
Easy
45 What is the SI unit of electric charge? Physics
Electric charge and Coulomb’s law
Easy
46 A current of 2 A flows through a resistor of 10 Ω. What is the potential difference across it? Physics
Ohm’s law and resistance
Easy
47 What is the power of a convex lens of focal length 0.5 m? Physics
Lenses
Easy
48 Who explained the photoelectric effect using the idea of light quanta (photons)? Physics
Photoelectric effect
Easy
49 Two 4 Ω resistors are connected in parallel. What is the equivalent resistance? Physics
Cells, emf and internal resistance
Easy
50 What is the approximate speed of light in vacuum? Physics
Electromagnetic spectrum
Easy
51 What is the SI unit of magnetic field (magnetic flux density)? Physics
Biot-Savart law
Easy
52 What is the derivative of x² at x = 3? Mathematics/Applied Mathematics
Second-order derivatives
Easy
53 ∫ 2x dx is equal to: Mathematics/Applied Mathematics
Indefinite integrals
Easy
54 Two fair dice are thrown. What is the probability that the sum is 7? Mathematics/Applied Mathematics
Conditional probability
Medium
55 What is the value of the determinant of the matrix [[2, 3], [1, 4]]? Mathematics/Applied Mathematics
Determinants
Easy
56 If f(x) = 2x + 3, what is f⁻¹(7)? Mathematics/Applied Mathematics
Types of functions
Medium
57 How many elements are in the power set of a set with 3 elements? Mathematics/Applied Mathematics
Types of relations
Easy
58 Which Harappan site is known for its dockyard? History
Social differences and crafts
Easy
59 Who is traditionally credited with writing the Arthashastra? History
The Mauryan empire
Easy
60 Who wrote the Ain-i-Akbari? History
Sources: the Ain-i-Akbari
Medium