OCR A Level Physics A H556/01 JUNE 2023 QUESTION PAPER > Modelling physics

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1 Which row contains only scalar quantities? A Absolute temperature, displacement, moment B Acceleration, force, momentum C Gravitational potential, kinetic energy, mass D Kinetic energy, ... mass, momentum Your answer [1] 2 Forces are applied to a circular shaft of diameter d. Which diagram shows a torque of a couple with magnitude Fd? 2F F 2F F 2 A B C D Your answer [1] 3 The resultant force acting on a moving object is zero. Which graph shows this? displacement 0 0 time A displacement 0 0 time B velocity 0 0 time C velocity 0 0 time D Your answer [1] 4 Which row in the table correctly identifies the elastic limit, fracture and ultimate tensile strength in the graph below? stress 0 0 Q P R strain Elastic limit Fracture Ultimate tensile strength A P Q R B P R Q C P R R D Q R P Your answer [1] 5 A wire of cross-sectional area 3.9 × 10–6 m2 carries a load of 240 N. The strain in the wire is 0.30%. Which value of the Young modulus, in Pa, is correct and expressed to an appropriate number of significant figures? A 2.05 × 108 B 2.1 × 108 C 2.05 × 1010 D 2.1 × 1010 Your answer [Show More]

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