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Practise

Question bank

Original exam-style questions, mapped to your syllabus. Answers are checked for mathematical equivalence and every attempt updates your mastery.

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13 questions

SA-9709-P4-NL4-0012 marksL1 FoundationCalculatorLifts
An empty lift of mass 800800 kg accelerates upwards at 0.5 m s−20.5\ \text{m s}^{-2}. Find the tension in the cable.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0022 marksL1 FoundationCalculatorLifts
A passenger of mass 5050 kg is in a lift accelerating downwards at 2 m s−22\ \text{m s}^{-2}. Find the force of the floor on the passenger.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0031 markL1 FoundationCalculatorLifts
A person of mass 6565 kg stands in a lift moving downwards at a constant speed of 3 m s−13\ \text{m s}^{-1}. Find the force of the floor on the person.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0052 marksL1 FoundationCalculatorVertical forces
A ball of mass 0.20.2 kg falls vertically against a constant air resistance of 0.50.5 N. Find its acceleration.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0101 markL1 FoundationCalculatorLifts
A lift is moving upwards and slowing down. Compared with their weight, the floor pushes on a passenger with
Choose one option

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL-0024 marksL2 StandardCalculatorLifts
A lift of mass 500500 kg carries a passenger of mass 7070 kg and accelerates upwards at 1.5 m s−21.5\ \text{m s}^{-2}. Find the tension in the lift cable and the force of the floor on the passenger.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL-0112 marksL2 StandardCalculatorLifts
A person of mass 6060 kg stands in a lift that is moving upwards and slowing down at 2 m s−22\ \text{m s}^{-2}. Find the force of the floor on the person.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0043 marksL2 StandardCalculatorLifts
A person of mass 6060 kg stands on scales in a lift. The scales read 720720 N. Find the size of the lift's acceleration and say whether it is upwards or downwards (give the acceleration as positive if upwards).

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0063 marksL2 StandardCalculatorVertical forces
A crate of mass 4040 kg is lifted from rest by a vertical rope with tension 500500 N. Find its speed after 33 s.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0083 marksL2 StandardCalculatorLifts
A lift of mass 600600 kg carries passengers of total mass 150150 kg. The tension in the cable is 82508250 N. Find the acceleration of the lift.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0092 marksL2 StandardCalculatorVertical forces
A parachutist of total mass 8080 kg is falling. When the parachute opens, the air resistance is 10001000 N. Find the deceleration.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0074 marksL3 ExamCalculatorVertical forces
A stone of mass 22 kg hits soft ground at 10 m s−110\ \text{m s}^{-1} and sinks 0.250.25 m into it before stopping. Find the constant resistance of the ground.

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Salam Academy Original Practice · Proposed mark scheme
SA-9709-P4-NL4-0113 marksL3 ExamCalculatorVertical forces
A helicopter lifts a load of mass 200200 kg on a vertical cable, accelerating upwards at 0.8 m s−20.8\ \text{m s}^{-2}. Air resistance on the load is 100100 N. Find the tension in the cable.

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Salam Academy Original Practice · Proposed mark scheme