Engineering & Architecture Admissions

Q. What is the gravitational potential energy of a 2 kg mass at a height of 10 m?
  • A. 20 J
  • B. 15 J
  • C. 10 J
  • D. 5 J
Q. What is the gravitational potential energy of a 2 kg mass at a height of 10 m? (g = 9.8 m/s²)
  • A. 196 J
  • B. 98 J
  • C. 20 J
  • D. 0 J
Q. What is the gravitational potential energy of a 2 kg mass at a height of 5 m?
  • A. 10 J
  • B. 20 J
  • C. 30 J
  • D. 40 J
Q. What is the gravitational potential energy of a 2 kg mass at a height of 5 m? (g = 9.8 m/s²)
  • A. 19.6 J
  • B. 39.2 J
  • C. 49 J
  • D. 9.8 J
Q. What is the gravitational potential energy of a 5 kg mass at a height of 10 m above the ground?
  • A. 490 J
  • B. 500 J
  • C. 510 J
  • D. 450 J
Q. What is the gravitational potential energy of a mass 'm' at height 'h' above the Earth's surface?
  • A. mgh
  • B. mg/h
  • C. gh/m
  • D. mgh^2
Q. What is the gravitational potential energy of a mass m at a height h above the Earth's surface?
  • A. U = mgh
  • B. U = mg/h
  • C. U = mgh²
  • D. U = gh/m
Q. What is the gravitational potential energy of a mass of 10 kg at a height of 5 m above the ground? (2000)
  • A. 500 J
  • B. 1000 J
  • C. 1500 J
  • D. 2000 J
Q. What is the gravitational potential energy of a mass of 10 kg at a height of 5 m in a gravitational field of strength 9.8 N/kg?
  • A. 490 J
  • B. 50 J
  • C. 98 J
  • D. 0 J
Q. What is the gravitational potential energy of a mass of 10 kg at a height of 5 m above the ground? (g = 9.8 m/s²)
  • A. 490 J
  • B. 98 J
  • C. 588 J
  • D. 0 J
Q. What is the gravitational potential energy of a mass of 2 kg at a height of 10 m above the ground? (g = 9.8 m/s^2)
  • A. 196 J
  • B. 98 J
  • C. 20 J
  • D. 10 J
Q. What is the gravitational potential energy of a satellite of mass m at a height h above the Earth's surface?
  • A. -GMm/R
  • B. -GMm/(R+h)
  • C. -GMm/(R-h)
  • D. -GMm/(R^2 + h^2)
Q. What is the gravitational potential energy of an object of mass m at a height h above the Earth's surface?
  • A. mgh
  • B. gh/m
  • C. mg/h
  • D. mgh^2
Q. What is the gravitational potential energy of two masses m1 and m2 separated by a distance r?
  • A. -G * (m1 * m2) / r
  • B. G * (m1 * m2) / r
  • C. G * (m1 + m2) / r
  • D. -G * (m1 + m2) / r
Q. What is the gravitational potential energy U of two masses m1 and m2 separated by a distance r?
  • A. U = -G * (m1 * m2) / r
  • B. U = G * (m1 * m2) / r
  • C. U = (m1 + m2) * r
  • D. U = G * (m1 - m2) / r
Q. What is the half-life of a radioactive isotope?
  • A. Time taken for half of the sample to decay
  • B. Time taken for the entire sample to decay
  • C. Time taken for the sample to double
  • D. None of the above
Q. What is the half-life of a radioactive substance if it takes 10 years for half of the substance to decay?
  • A. 5 years
  • B. 10 years
  • C. 20 years
  • D. 30 years
Q. What is the half-life of a radioactive substance?
  • A. The time taken for half of the substance to decay
  • B. The time taken for the entire substance to decay
  • C. The time taken for the substance to double
  • D. The time taken for the substance to reach equilibrium
Q. What is the hybridization of a molecule with a tetrahedral shape?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of nitrogen in a primary amine?
  • A. sp
  • B. sp2
  • C. sp3
  • D. None of the above
Q. What is the hybridization of nitrogen in amines?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of the carbon atom in acetylene (C2H2)?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the carbon atom in CO2?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the carbon atom in ethylene (C2H4)?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of the carbon atom in ethyne (C2H2)?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the carbon atoms in an alkyne?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the carbon atoms in benzene?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the carbon atoms in ethylene (C2H4)?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
Q. What is the hybridization of the carbon atoms in ethyne (C2H2)?
  • A. sp
  • B. sp2
  • C. sp3
  • D. dsp3
Q. What is the hybridization of the carbon atoms involved in the double bond of alkenes?
  • A. sp
  • B. sp2
  • C. sp3
  • D. sp3d
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