Q. What is the arithmetic mean of the first five prime numbers?
  • A. 5
  • B. 6
  • C. 7
  • D. 8
Q. What is the atomic number of the element with the symbol 'Na'?
  • A. 11
  • B. 12
  • C. 13
  • D. 14
Q. What is the average kinetic energy of a gas molecule at temperature T?
  • A. (3/2)kT
  • B. (1/2)kT
  • C. (3/2)RT
  • D. (1/2)RT
Q. What is the average kinetic energy of one mole of an ideal gas at temperature T?
  • A. (3/2)RT
  • B. (5/2)RT
  • C. (1/2)RT
  • D. (2/3)RT
Q. What is the average power consumed in an AC circuit with a power factor of 0.8 and an RMS voltage of 100 V with a current of 5 A?
  • A. 200 W
  • B. 400 W
  • C. 300 W
  • D. 500 W
Q. What is the average power consumed in an AC circuit with a power factor of 0.8 and a maximum power of 100 W?
  • A. 80 W
  • B. 100 W
  • C. 120 W
  • D. 160 W
Q. What is the axis of symmetry for the parabola defined by the equation y^2 = -12x?
  • A. x = 0
  • B. y = 0
  • C. y = -6
  • D. x = -6
Q. What is the axis of symmetry for the parabola given by the equation y = -2x^2 + 4x + 1?
  • A. x = 1
  • B. y = 1
  • C. x = 2
  • D. y = 2
Q. What is the axis of symmetry for the parabola given by the equation y = 3x^2 + 6x + 2?
  • A. x = -1
  • B. y = -1
  • C. x = 1
  • D. y = 1
Q. What is the band gap energy of a typical semiconductor?
  • A. 0 eV
  • B. 1-3 eV
  • C. 5 eV
  • D. 10 eV
Q. What is the band gap energy of a typical silicon semiconductor?
  • A. 0.1 eV
  • B. 1.1 eV
  • C. 2.0 eV
  • D. 3.5 eV
Q. What is the band gap energy of silicon at room temperature?
  • A. 0.1 eV
  • B. 1.1 eV
  • C. 2.0 eV
  • D. 3.5 eV
Q. What is the bandwidth of a signal that has a frequency range from 300 Hz to 3 kHz?
  • A. 2.7 kHz
  • B. 3.3 kHz
  • C. 2.4 kHz
  • D. 3.0 kHz
Q. What is the bandwidth of a signal that occupies a frequency range from 1 kHz to 3 kHz?
  • A. 1 kHz
  • B. 2 kHz
  • C. 3 kHz
  • D. 4 kHz
Q. What is the bandwidth of a signal that occupies a frequency range from 300 Hz to 3 kHz?
  • A. 2.7 kHz
  • B. 3.3 kHz
  • C. 2.4 kHz
  • D. 3.0 kHz
Q. What is the basic building block of proteins?
  • A. Nucleotides
  • B. Fatty acids
  • C. Amino acids
  • D. Monosaccharides
Q. What is the basic structural unit of proteins?
  • A. Nucleotide
  • B. Monosaccharide
  • C. Amino acid
  • D. Fatty acid
Q. What is the basic unit of nucleic acids?
  • A. Amino acid
  • B. Nucleotide
  • C. Monosaccharide
  • D. Fatty acid
Q. What is the basic unit of proteins?
  • A. Nucleotide
  • B. Monosaccharide
  • C. Amino acid
  • D. Fatty acid
Q. What is the binding energy of a nucleus?
  • A. Energy required to remove a nucleon
  • B. Energy released during nuclear fusion
  • C. Energy required to split the nucleus
  • D. Energy required to form the nucleus from its constituents
Q. What is the binding energy per nucleon for a stable nucleus?
  • A. Less than 1 MeV
  • B. About 8 MeV
  • C. More than 10 MeV
  • D. Zero
Q. What is the boiling point elevation of a solution containing 1 mol of NaCl in 1 kg of water? (K_b for water = 0.512 °C kg/mol)
  • A. 0.512 °C
  • B. 1.024 °C
  • C. 1.536 °C
  • D. 2.048 °C
Q. What is the boiling point of a liquid?
  • A. The temperature at which vapor pressure equals atmospheric pressure
  • B. The temperature at which a liquid freezes
  • C. The temperature at which a liquid evaporates
  • D. The temperature at which a liquid condenses
Q. What is the boiling point of a solution containing 0.5 mol of KCl in 1 kg of water? (K_b for water = 0.512 °C kg/mol)
  • A. 1.024 °C
  • B. 0.512 °C
  • C. 1.536 °C
  • D. 2.048 °C
Q. What is the boiling point trend among alcohols, ethers, and alkanes?
  • A. Alcohols > Ethers > Alkanes
  • B. Ethers > Alcohols > Alkanes
  • C. Alkanes > Ethers > Alcohols
  • D. All have the same boiling point
Q. What is the bond angle around the carbon atoms in an alkyne?
  • A. 120 degrees
  • B. 180 degrees
  • C. 109.5 degrees
  • D. 90 degrees
Q. What is the bond angle in a methane (CH4) molecule?
  • A. 90 degrees
  • B. 109.5 degrees
  • C. 120 degrees
  • D. 180 degrees
Q. What is the bond angle in a tetrahedral molecule?
  • A. 90 degrees
  • B. 120 degrees
  • C. 109.5 degrees
  • D. 180 degrees
Q. What is the bond angle in a trigonal planar molecule?
  • A. 120 degrees
  • B. 109.5 degrees
  • C. 180 degrees
  • D. 90 degrees
Q. What is the bond angle in a water molecule (H2O) according to VSEPR theory?
  • A. 120 degrees
  • B. 109.5 degrees
  • C. 104.5 degrees
  • D. 90 degrees
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