Major Competitive Exams

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Q. In simple harmonic motion, the maximum displacement from the mean position is called what?
  • A. Amplitude
  • B. Frequency
  • C. Period
  • D. Wavelength
Q. In simple harmonic motion, the maximum speed occurs at which point?
  • A. At the mean position
  • B. At the amplitude
  • C. At one-fourth of the amplitude
  • D. At three-fourths of the amplitude
Q. In simple harmonic motion, the restoring force is directly proportional to which of the following?
  • A. Displacement
  • B. Velocity
  • C. Acceleration
  • D. Mass
Q. In simple harmonic motion, the total mechanical energy is conserved. What forms of energy are involved?
  • A. Kinetic and Potential Energy
  • B. Kinetic and Thermal Energy
  • C. Potential and Thermal Energy
  • D. Only Kinetic Energy
Q. In simple harmonic motion, the velocity of the particle is maximum when it is at which position?
  • A. Mean position
  • B. Maximum displacement
  • C. Equilibrium position
  • D. None of the above
Q. In team formation, what does the term 'role ambiguity' refer to?
  • A. Clear definition of tasks
  • B. Uncertainty about individual responsibilities
  • C. Overlapping roles among team members
  • D. A well-structured hierarchy
Q. In the analogy of a circuit, what does a fuse represent? (2020)
  • A. A safety valve
  • B. A water filter
  • C. A water tank
  • D. A pipe connector
Q. In the analogy of an electrical circuit, what does a battery represent? (2021)
  • A. A water pump
  • B. A water tank
  • C. A filter
  • D. A pipe
Q. In the bar graph depicting the monthly expenses of a household, which month had the highest expenditure?
  • A. January
  • B. March
  • C. June
  • D. December
Q. In the bar graph showing the distribution of time spent on various activities, which activity took the least time?
  • A. Reading
  • B. Exercise
  • C. Socializing
  • D. Watching TV
Q. In the Biot-Savart Law, what does the term 'dl' represent?
  • A. The length of the wire segment
  • B. The distance from the wire to the point of interest
  • C. The current flowing through the wire
  • D. The angle between the wire and the point
Q. In the Bohr model of the hydrogen atom, what is the energy of the electron in the n=2 level?
  • A. -13.6 eV
  • B. -3.4 eV
  • C. -1.51 eV
  • D. 0 eV
Q. In the Bohr model of the hydrogen atom, what is the radius of the first orbit?
  • A. 0.0529 nm
  • B. 0.1 nm
  • C. 0.529 nm
  • D. 0.529 pm
Q. In the calculation 12.11 + 0.3 + 1.234, how many significant figures should the answer have?
  • A. 2
  • B. 3
  • C. 4
  • D. 5
Q. In the complex [Ni(CO)4], what is the hybridization of the nickel atom?
  • A. sp
  • B. sp2
  • C. sp3
  • D. d2sp3
Q. In the context of adsorption, what does the term 'saturation' refer to?
  • A. Complete coverage of the adsorbent surface
  • B. Maximum temperature for adsorption
  • C. Equilibrium state of adsorption and desorption
  • D. None of the above
Q. In the context of adsorption, what does the term 'selectivity' refer to? (2022)
  • A. The ability to adsorb multiple gases
  • B. The preference for one gas over another
  • C. The rate of adsorption
  • D. The temperature dependence of adsorption
Q. In the context of algebra, which of the following statements best describes the relationship between variables and constants?
  • A. Variables are fixed values while constants can change.
  • B. Constants are fixed values while variables can change.
  • C. Both variables and constants can change.
  • D. Neither variables nor constants can change.
Q. In the context of atomic structure, what does the term 'isotope' refer to? (2021)
  • A. Atoms with the same number of protons but different neutrons
  • B. Atoms with different numbers of protons
  • C. Atoms with the same mass number
  • D. Atoms that are chemically identical
Q. In the context of atomic structure, what does the term 'quantum leap' refer to? (2022)
  • A. Movement of electrons in a circular path
  • B. Transition of an electron between energy levels
  • C. Emission of light
  • D. Absorption of energy
Q. In the context of communication, which term is least related?
  • A. Verbal
  • B. Non-verbal
  • C. Written
  • D. Digital
Q. In the context of constraint-based sets, which of the following statements best describes the relationship between constraints and set membership?
  • A. Constraints define the elements that can belong to a set.
  • B. Constraints are irrelevant to set membership.
  • C. Set membership is determined solely by the number of elements.
  • D. Constraints only apply to finite sets.
Q. In the context of constraint-based sets, which of the following statements best describes the relationship between elements in a set?
  • A. Elements are independent of each other.
  • B. Elements must adhere to specific rules or conditions.
  • C. Elements can be freely added or removed.
  • D. Elements are always numeric.
Q. In the context of constraint-based sets, which of the following statements best describes the relationship between constraints and set elements?
  • A. Constraints limit the number of elements in a set.
  • B. Constraints define the properties of the elements in a set.
  • C. Constraints are irrelevant to the elements of a set.
  • D. Constraints can only be applied to numerical sets.
Q. In the context of diffraction, what does the term 'angular width' refer to?
  • A. The angle between the first and second minima
  • B. The angle of incidence
  • C. The angle of reflection
  • D. The angle of diffraction
Q. In the context of diffraction, what does the term 'coherence' refer to?
  • A. The ability of waves to interfere
  • B. The speed of light
  • C. The intensity of light
  • D. The wavelength of light
Q. In the context of diffraction, what does the term 'resolution' refer to?
  • A. The ability to distinguish between two closely spaced objects
  • B. The intensity of the diffracted light
  • C. The wavelength of the light used
  • D. The width of the slit
Q. In the context of disaster management, what does the term 'mitigation' refer to? (2020)
  • A. Emergency response during a disaster
  • B. Long-term strategies to reduce disaster risk
  • C. Immediate relief measures post-disaster
  • D. Reconstruction efforts after a disaster
Q. In the context of essay writing for UPSC Mains, which of the following approaches is most effective for structuring an argument?
  • A. Chronological order
  • B. Problem-solution format
  • C. Random thoughts
  • D. Descriptive narrative
Q. In the context of essay writing, what is the significance of a well-defined thesis statement?
  • A. It is optional and can be omitted.
  • B. It serves as a roadmap for the essay.
  • C. It limits the scope of discussion.
  • D. It should be vague to allow flexibility.
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