PractiseQuestion bank
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12 questions
SA-9702-FD2-0011 markL1 FoundationCalculatorPressure
Convert a density of 2.7 g cm⁻³ into kg m⁻³. Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0022 marksL1 FoundationCalculatorPressure
Calculate the pressure due to water at a depth of 15 m, in kPa. (ρ=1000 kg m⁻³, g=9.81 m s⁻²) Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0031 markL1 FoundationCalculatorPressure
Atmospheric pressure is 101 kPa. Calculate the total pressure at a depth of 15 m in water (147 kPa due to water). Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0042 marksL1 FoundationCalculatorUpthrust
An object of volume 2.0×10−3 m³ is fully submerged in water (ρ=1000 kg m⁻³). Calculate the upthrust. (g=9.81 m s⁻²) Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0061 markL1 FoundationCalculatorUpthrust
The upthrust on a submerged object is caused by
Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0071 markL1 FoundationCalculatorUpthrust
A 0.50 kg block of wood floats at rest in water. State the upthrust on it, in N. (g=9.81 m s⁻²) Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0101 markL1 FoundationCalculatorPressure
At a point in a fluid at rest, the pressure
Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0121 markL1 FoundationCalculatorUpthrust
Archimedes' principle states that the upthrust on an object in a fluid equals
Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0052 marksL2 StandardCalculatorUpthrust
The object in the previous question has a mass of 5.0 kg. Calculate its apparent weight when fully submerged. Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0081 markL2 StandardCalculatorUpthrust
Wood of density 600 kg m⁻³ floats in water (1000 kg m⁻³). Calculate the fraction of its volume below the surface. Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0092 marksL2 StandardCalculatorPressure
Atmospheric pressure is 1.01×105 Pa. Calculate the height of a mercury column it supports. (ρHg=13600 kg m⁻³, g=9.81 m s⁻²) Salam Academy Original Practice · Proposed mark scheme
SA-9702-FD2-0113 marksL3 ExamCalculatorUpthrust
An iceberg (density 917 kg m⁻³) floats in seawater (density 1025 kg m⁻³). Calculate the fraction of its volume above the surface. Salam Academy Original Practice · Proposed mark scheme