Major Competitive Exams

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Q. What is the hybridization of the central metal ion in the complex [Cu(NH3)4]2+?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp2
Q. What is the hybridization of the central metal ion in [Cr(NH3)6]3+? (2020) 2020
  • A. sp
  • B. sp2
  • C. d2sp3
  • D. dsp2
Q. What is the hybridization of the central metal ion in [Ni(CO)4]?
  • A. sp
  • B. sp2
  • C. sp3
  • D. d2sp3
Q. What is the hybridization of the nitrogen atom in a primary amine?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of the nitrogen atom in amines? (2020)
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of the nitrogen atom in an amine?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of the nitrogen atom in NH3?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the phosphorus atom in PCl5?
  • A. sp
  • B. sp2
  • C. sp3
  • D. d2sp3
Q. What is the hydrostatic pressure at a depth of 10 meters in water? (Density of water = 1000 kg/m³, g = 9.81 m/s²) (2022)
  • A. 9810 Pa
  • B. 10000 Pa
  • C. 98100 Pa
  • D. 1000 Pa
Q. What is the ideal gas equation?
  • A. PV = nRT
  • B. PV = nRT^2
  • C. PV = nR/T
  • D. PV = nRT^3
Q. What is the idiom that means 'to make a situation worse'?
  • A. Add fuel to the fire
  • B. Bite the bullet
  • C. Break the ice
  • D. Hit the nail on the head
Q. What is the image distance for a concave lens with a focal length of -12 cm when the object is placed at 24 cm?
  • A. -8 cm
  • B. 8 cm
  • C. -12 cm
  • D. 12 cm
Q. What is the image distance for a convex lens if the object is placed at 10 cm and the focal length is 5 cm?
  • A. -15 cm
  • B. 15 cm
  • C. 5 cm
  • D. 10 cm
Q. What is the image distance for a convex lens if the object is placed at 30 cm and the focal length is 10 cm?
  • A. 15 cm
  • B. 20 cm
  • C. 25 cm
  • D. 30 cm
Q. What is the image distance for a convex lens with a focal length of 10 cm when the object is placed 30 cm from the lens?
  • A. 5 cm
  • B. 10 cm
  • C. 15 cm
  • D. 20 cm
Q. What is the image distance for an object placed 30 cm in front of a convex lens with a focal length of 10 cm? (2022)
  • A. 15 cm
  • B. 20 cm
  • C. 25 cm
  • D. 30 cm
Q. What is the impact of cultural diversity on team formation?
  • A. It complicates communication
  • B. It enhances creativity and innovation
  • C. It leads to misunderstandings
  • D. It has no significant effect
Q. What is the impact of effective conflict resolution in a team?
  • A. Increased tension among members
  • B. Improved relationships and productivity
  • C. Stagnation of ideas
  • D. Decreased motivation
Q. What is the impact of effective conflict resolution strategies on team performance?
  • A. They create more conflicts
  • B. They lead to a decrease in team morale
  • C. They enhance collaboration and innovation
  • D. They are often ignored by team members
Q. What is the impact of effective feedback in a team environment?
  • A. It creates tension among members
  • B. It fosters a culture of continuous improvement
  • C. It leads to misunderstandings
  • D. It is often ignored
Q. What is the impact of team cohesion on performance?
  • A. It has no significant effect
  • B. It can lead to complacency
  • C. It generally enhances performance
  • D. It creates competition among members
Q. What is the impact of trust on team performance?
  • A. It has no significant impact
  • B. It can lead to complacency
  • C. It enhances collaboration and communication
  • D. It creates dependency among team members
Q. What is the impact of using diverse viewpoints in an essay for the UPSC Mains?
  • A. It confuses the reader.
  • B. It enriches the discussion.
  • C. It makes the essay longer.
  • D. It is unnecessary.
Q. What is the impedance of a circuit with a resistance of 4 ohms and a reactance of 3 ohms? (2021)
  • A. 5 ohms
  • B. 7 ohms
  • C. 1 ohm
  • D. 12 ohms
Q. What is the impedance of a circuit with a resistance of 4Ω and a reactance of 3Ω? (2020)
  • A.
  • B.
  • C.
  • D. 12Ω
Q. What is the impedance of a circuit with a resistor of 10Ω and an inductor of 0.1 H at a frequency of 50 Hz? (2022)
  • A. 10Ω
  • B. 15.71Ω
  • C. 20Ω
  • D.
Q. What is the impedance of a circuit with a resistor of 10Ω and an inductor of 0.1H at a frequency of 50Hz? (2022)
  • A. 10Ω
  • B. 15.71Ω
  • C. 20Ω
  • D. 25Ω
Q. What is the impedance of a circuit with a resistor of 4Ω and a capacitor of 2μF at a frequency of 50Hz? (2020)
  • A.
  • B.
  • C.
  • D.
Q. What is the impedance of a circuit with a resistor of 4Ω and an inductor of 3Ω at resonance? (2022)
  • A.
  • B.
  • C.
  • D.
Q. What is the impedance of a series circuit containing a resistor (R) and an inductor (L)?
  • A. R
  • B. √(R^2 + (ωL)^2)
  • C. R + ωL
  • D. R - ωL
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