Q. What is the shear modulus of a material if a shear stress of 100 MPa produces a shear strain of 0.02? (2022)
  • A. 5000 MPa
  • B. 2000 MPa
  • C. 1000 MPa
  • D. 2500 MPa
Q. What is the shear modulus of a material if a shear stress of 100 MPa produces a shear strain of 0.05? (2021)
  • A. 2000 MPa
  • B. 500 MPa
  • C. 1000 MPa
  • D. 1500 MPa
Q. What is the SI unit of electric current? (2021)
  • A. Volt
  • B. Ohm
  • C. Ampere
  • D. Coulomb
Q. What is the SI unit of magnetic field strength? (2023)
  • A. Tesla
  • B. Weber
  • C. Henry
  • D. Ampere
Q. What is the SI unit of magnetic moment? (2023)
  • A. Ampere-meter
  • B. Tesla
  • C. Joule per Tesla
  • D. Newton per Ampere
Q. What is the significance of significant figures in a measurement? (2019)
  • A. They indicate the precision of the measurement
  • B. They indicate the accuracy of the measurement
  • C. They are used for unit conversion
  • D. They are irrelevant
Q. What is the significance of significant figures in measurements? (2019)
  • A. To indicate the precision of a measurement
  • B. To show the accuracy of a measurement
  • C. To represent the unit of measurement
  • D. To determine the error in measurement
Q. What is the significance of the Heisenberg Uncertainty Principle in atomic physics? (2023)
  • A. It defines the position of an electron
  • B. It states that energy levels are quantized
  • C. It limits the precision of measuring position and momentum
  • D. It explains the stability of the nucleus
Q. What is the significance of the mass defect in a nucleus? (2023)
  • A. It indicates the stability of the nucleus
  • B. It is the mass of the nucleus
  • C. It is the mass of the electrons
  • D. It has no significance
Q. What is the significance of the Pauli Exclusion Principle in atomic structure? (2019)
  • A. No two electrons can have the same set of quantum numbers.
  • B. Electrons fill the lowest energy levels first.
  • C. Electrons repel each other.
  • D. Electrons can exist in any energy state.
Q. What is the specific heat capacity of air at constant pressure? (2022)
  • A. 1.005 J/kg·K
  • B. 0.718 J/kg·K
  • C. 4.186 J/kg·K
  • D. 2.093 J/kg·K
Q. What is the specific heat capacity of air? (2022)
  • A. 1.005 J/kg·K
  • B. 4.18 J/kg·K
  • C. 2.09 J/kg·K
  • D. 0.9 J/kg·K
Q. What is the specific heat capacity of iron? (2023)
  • A. 0.45 J/g·K
  • B. 1.00 J/g·K
  • C. 2.00 J/g·K
  • D. 4.18 J/g·K
Q. What is the standard unit of time in the SI system? (2020)
  • A. Minute
  • B. Hour
  • C. Second
  • D. Day
Q. What is the term for the energy required to change a substance from liquid to gas? (2023)
  • A. Latent heat of fusion
  • B. Latent heat of vaporization
  • C. Specific heat
  • D. Thermal energy
Q. What is the term for the heat required to change a substance from solid to liquid at its melting point? (2019)
  • A. Latent heat of fusion
  • B. Latent heat of vaporization
  • C. Specific heat
  • D. Sensible heat
Q. What is the term for the heat required to change a substance from solid to liquid at constant temperature? (2019)
  • A. Latent heat of fusion
  • B. Latent heat of vaporization
  • C. Specific heat
  • D. Sensible heat
Q. What is the term for the phenomenon where a liquid rises in a narrow tube against gravity? (2019)
  • A. Capillarity
  • B. Viscosity
  • C. Surface Tension
  • D. Hydrostatic Pressure
Q. What is the term for the phenomenon where a liquid's surface behaves like a stretched elastic membrane?
  • A. Surface Tension
  • B. Capillarity
  • C. Viscosity
  • D. Hydrostatic Pressure
Q. What is the term for the pressure difference that causes fluid to flow?
  • A. Hydrostatic Pressure
  • B. Dynamic Pressure
  • C. Pressure Gradient
  • D. Static Pressure
Q. What is the term for the ratio of the density of a substance to the density of a reference substance, typically water?
  • A. Specific gravity
  • B. Viscosity
  • C. Pressure
  • D. Buoyancy
Q. What is the term for the temperature at which a substance changes from liquid to gas? (2023)
  • A. Melting point
  • B. Boiling point
  • C. Freezing point
  • D. Sublimation point
Q. What is the total current flowing in a circuit with a 9V battery and a total resistance of 3 ohms? (2020)
  • A. 1 A
  • B. 2 A
  • C. 3 A
  • D. 4 A
Q. What is the total current flowing in a circuit with three resistors in parallel, each carrying 2 A? (2021)
  • A. 2 A
  • B. 4 A
  • C. 6 A
  • D. 8 A
Q. What is the total current flowing in a parallel circuit with two branches carrying 2 A and 3 A respectively? (2023)
  • A. 5 A
  • B. 6 A
  • C. 1 A
  • D. 2.5 A
Q. What is the total current in a circuit with a 10Ω resistor and a 5Ω resistor in series connected to a 30V battery? (2021)
  • A. 2A
  • B. 3A
  • C. 4A
  • D. 5A
Q. What is the total current in a circuit with a 12V battery and two 6Ω resistors in series? (2021)
  • A. 1A
  • B. 2A
  • C. 3A
  • D. 4A
Q. What is the total current in a circuit with a 9V battery and two 3Ω resistors in series? (2021)
  • A. 1A
  • B. 2A
  • C. 3A
  • D. 4A
Q. What is the total current in a circuit with two branches, one carrying 2A and the other 3A? (2021)
  • A. 5A
  • B. 6A
  • C. 3A
  • D. 2A
Q. What is the total current in a circuit with two branches, one carrying 3A and the other 5A? (2021)
  • A. 2A
  • B. 3A
  • C. 5A
  • D. 8A
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