Exam (elaborations)
OCR 2023 GCE Physics B H157/01: Foundations of physics AS Level Question Paper & Mark Scheme (Merged)
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2 © OCR 2023 Section A You should spend a maximum of 25 minutes on this section. Write your answer to each question in the box provided. 1 What defines a weak material? A A low elastic limit B A low fracture stress C A low yield stress D A low Young modulus Your answer [1] 2 A sound wave has frequency 440Hz. The speed of sound in air is 330ms –1 . The wavelength of the sound wave is: A 75cm B 125cm C 1.45 m D 75m Your answer [1] 3 © OCR 2023 Turn over 12.0V 1.0 1.6A Use the circuit diagram to answer questions 3 and 4. 3 The emf of the cell is: A 1.6V B 10.4V C 12.0V D 13.6V Your answer [1] 4 The power dissipated in the internal resistance is:
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Institution
Physics - General Relativity
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Physics - General Relativity
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- Physics - General Relativity
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