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English 20 MCQs
1. How many minutes of moderate activity are recommended per week?
2. What is reduced due to excessive social media use?
3. Read the passage: "Renewable energy sources like solar, wind, and hydroelectric power are becoming more important as we seek to reduce carbon emissions. They are clean, abundant, and sustainable. Although initial costs can be high, they save money in the long run and reduce dependence on fossil fuels." What is the main idea?
4. What should be reduced to prevent health problems?
5. Which of the following is NOT mentioned as a result of poor sleep?
6. Read the passage: "Traveling exposes people to new cultures, cuisines, and perspectives. It broadens the mind, reduces stress, and creates lasting memories. Whether domestic or international, travel encourages personal growth and helps people appreciate diversity. Even short trips can have a positive impact on mental health." What is the main idea?
7. Choose the correct preposition:
8. Choose the correct sentence:
9. Choose the correct sentence:
10. Choose the correct sentence:
11. Which of these is a collective noun?
12. The word "audacious" means:
13. The opposite of "increase" is:
14. What is the meaning of "a penny for your thoughts"?
15. Which of these is an abstract noun?
16. What does "compel" mean?
17. What does "narrate" mean?
18. Choose the synonym of "rapid":
19. What does "vivid" mean?
20. What is the antonym of "courageous"?
Maths 30 MCQs
21. The midpoint of the line segment joining (1,2) and (3,4) is:
22. The slope of the tangent to y = x² at x = 3 is:
23. What is the derivative of f(x) = sin x?
24. What is the derivative of f(x) = 3x² + 2x + 1 at x=1?
25. Find the derivative of f(x) = (x+1)(x-2).
26. For the sequence a_n = n², the difference a_{n+1} - a_n is:
27. In induction, the variable n is assumed to be a:
28. What is the value of 0! (zero factorial)?
29. What is the GCD of 12 and 18?
30. Simplify: (3x²y)³
31. What is the value of log₂ 32?
32. What is the value of | 3 - 7 |?
33. What is the conjugate of 3-4i?
34. The set of real numbers is denoted by:
35. What is the octal equivalent of decimal 10?
36. What is the sum of the first 5 terms of 2,4,6,8,10?
37. What is the next term in 3,6,12,24?
38. What is the sum of odd numbers from 1 to 99?
39. What is the common difference of 5,11,17,23?
40. What is the complement of A={1,2} if U={1,2,3,4}?
41. If A={1,2,3}, then the number of subsets is:
42. What is the value of cos 0°?
43. What is the value of cos 90°?
44. What is the magnitude of vector A = (3,4)?
45. If A = 2i+3j and B = i-j, find A+B.
46. If A=(3,4), what is 2A?
47. What is the cross product of (1,2,0) and (3,4,0)?
48. The vector from (2,3) to (5,7) is:
49. The midpoint vector of A(1,2) and B(3,4) is:
50. The condition for collinearity of vectors is:
Physics 30 MCQs
51. In a balanced Wheatstone bridge, the galvanometer current is:
52. The electric field due to a point charge q at distance r is:
53. Two capacitors C1 and C2 in parallel have equivalent capacitance:
54. The efficiency of a heat engine operating between reservoirs at T_hot and T_cold is:
55. Absolute zero temperature is:
56. The efficiency of the heat engine in the previous question is:
57. The entropy of the universe in any real process:
58. The critical temperature of a gas is related to van der Waals constants as:
59. The melting point of a solid generally increases with pressure because:
60. The components of a vector A in 2D are:
61. Which of the following is a base SI unit?
62. When multiplying measurements, the result should have the same number of significant figures as the:
63. The angular momentum L is given by:
64. Total internal reflection occurs when light goes from:
65. A convex lens is also called:
66. The quality (timbre) of a sound depends on:
67. The formula for time dilation is:
68. Length contraction occurs along the direction of:
69. The Bohr model of the hydrogen atom introduced the concept of:
70. The principle of complementarity in quantum mechanics was introduced by:
71. The first equation of motion is:
72. Static friction acts when surfaces are:
73. Power is defined as:
74. The refractive index of a medium is the ratio of:
75. A concave lens is also called:
76. The power of a lens is given by:
77. A plane mirror forms an image that is:
78. In a concave lens, the image is always:
79. The kinetic energy in SHM is maximum at:
80. Beats are produced when two sound waves of slightly different frequencies superpose. The beat frequency is: