1. The word "prolific" means:
2."Ephemeral" most nearly means:
3.Which word is synonymous with "vindicate"?
4. "Obsequious" behavior is often:
5. The word "laconic" describes someone who:
6. Identify the error in the sentence: "The committee has completed their work."
7. Choose the correct sentence:
8.Replace the underlined portion: "He is good in mathematics."
9. Correct the following: "The book which I borrowed from you is very interesting."
10. Which of these is correctly punctuated?
11. What does the author mean by "the cornerstone of success is adaptability"?
12. In the context of the passage, "anomaly" refers to:
13. Why does the author emphasize "self-awareness" in leadership?
14. What can be inferred about the writer's tone in the passage?
15. The central idea of the passage revolves around:
16.Despite his ____, the team trusted his leadership.
17. The scientist conducted the experiment with ____, leaving no room for error.
18. The new policy was met with ____ from the public.
19. She continued to work hard, ____ the challenges she faced.
20.The manager’s decision was ____, leading to a significant improvement in productivity.
21. Identify the error in the sentence: "Neither of the players were ready to start."
22. Spot the error: "The movie, as well as the trailers, are interesting."
23. The teacher asked the students to explain the chapter in details.
24. There is no doubt that the actions of the villain was unjustified.
25.He had not only completed his assignment but also scored good marks in it.
1. Which of the following compounds has the highest boiling point?
2. What is the IUPAC name of CH3-CH2-CHO?
3.Which reagent is used to convert an alkene to an alcohol?
4.What is the product of the reaction between benzene and CH3Cl in the presence of AlCl3?
5. Which compound exhibits optical isomerism?
6. The rate of a reaction doubles when the temperature increases from 300 K to 310 K. This is due to:
7. If 1.0 mole of gas is heated at constant pressure, the heat capacity will be:
8. The critical temperature of a gas is the temperature above which:
9. A solution is prepared by dissolving 1 mole of NaCl in 1 kg of water. The boiling point elevation constant of water is 0.512°C/m. The boiling point of the solution is approximately:
10.Which of the following is true for an ideal solution?
11.The color of potassium permanganate in an acidic solution is:
12.Which of the following oxides is amphoteric?
13. Which of the following ions has a d5 configuration?
14. Which of the following has the highest lattice energy?
15. The shape of XeF4 is:
16. The hybridization of carbon in graphite is:
17. The reaction between Fe3+ and SCN– produces a color due to the formation of:
18. The standard enthalpy of formation for an element in its most stable form is:
19. Which of the following elements has the highest first ionization energy?
20. In which type of bonding are electrons completely transferred from one atom to another?
21. A solution with a pH of 2 has:
22. Which of the following is a primary standard in titration?
23. Which of the following indicators is suitable for a titration between a strong acid and a strong base?
24. The concentration of a solution can be determined by:
25. What is the molarity of a solution containing 5 grams of NaOH in 500 mL of solution?
1. A body moving in a circle of radius rr with a constant speed vv has:
2.A bullet of mass 50 g strikes a stationary block of mass 2 kg and embeds itself into it. If the block moves with a velocity of 0.2 m/s after the collision, what was the initial velocity of the bullet?
3.The moment of inertia of a thin ring about its diameter is:
4. A car moving at 30 m/s comes to a stop in 10 seconds. What is the magnitude of its acceleration?
5.A simple pendulum performs simple harmonic motion when the angle of displacement is:
6. If the current in a wire doubles, the power dissipated by the wire:
7. Two resistors of 10 Ω and 20 Ω are connected in parallel. What is the equivalent resistance?
8. The magnetic flux through a surface is maximum when:
9.In an RLC circuit, resonance occurs when:
10. A transformer has a primary voltage of 240 V and a secondary voltage of 12 V. If the primary coil has 1000 turns, how many turns are in the secondary coil?
11. The first law of thermodynamics is a statement of:
12. An ideal gas undergoes isothermal expansion. Which of the following remains constant?
13. What is the efficiency of a Carnot engine operating between T1=400 KT1=400K and T2=300 KT2=300K?
14. During an adiabatic process, the heat exchange is:
15. Which statement best describes entropy?
17. The fringe width in a double-slit experiment is:
18. In a diffraction pattern, the central maximum is:
19.The resolving power of a microscope increases with:
20. A lens with a power of -2 diopters is:
21. The Heisenberg Uncertainty Principle states that:
22. The binding energy of a nucleus is a measure of:
23. The photoelectric effect demonstrates that:
24. What is the energy of a photon with a wavelength of 500 nm?
25. In a nuclear reaction, the total mass after the reaction is less than the total mass before the reaction. This difference in mass:
1. If f(x)=x2−4x+7f(x)=x2−4x+7, the minimum value of f(x)f(x) is:
3. The roots of the quadratic equation 3x2−6x+2=03x2−6x+2=0 are:
4. If a+b=7a+b=7 and ab=10ab=10, the quadratic equation with roots aa and bb is:
5. The sum of the first nn terms of the series 1+3+5+…1+3+5+… is:
6. The area of a triangle with sides a=3a=3, b=4b=4, and c=5c=5 is:
7. If tanθ=34tanθ=43, the value of sinθsinθ is:
8. The distance between the points (2,3)(2,3) and (−1,−1)(−1,−1) is:
9. In a circle of radius rr, the length of an arc subtending a central angle θθ (in radians) is:
10. If the sides of a right triangle are 6, 8, and 10, the largest angle is:
11. The derivative of f(x)=x3−3x2+4f(x)=x3−3x2+4 is:
12. If y=ln(x)y=ln(x), the derivative of yy with respect to xx is:
13. The integral of ∫x2dx∫x2dx is:
14. The slope of the tangent to the curve y=x2+3x−4y=x2+3x−4 at x=1x=1 is:
15. The maximum value of f(x)=−x2+4x−3f(x)=−x2+4x−3 is:
16. A die is rolled. What is the probability of getting an even number?
17. If a coin is tossed twice, the probability of getting at least one head is:
18. The mean of the data set {4,8,6,10,2}{4,8,6,10,2} is:
19. If two events AA and BB are independent, P(A∩B)P(A∩B) is:
20. The variance of {2,4,6,8}{2,4,6,8} is:
21. The determinant of the matrix [2314][2134] is:
22. The equation x2+y2=25x2+y2=25 represents:
23. The number of ways to arrange the letters of the word "MATH" is:
24. The solution to log2(x)=3log2(x)=3 is:
25. If A⊆BA⊆B, the union of AA and BB is:
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