Physics 5054/11 — May/June 2018

Cambridge O-Level · Multiple Choice · answer key with instant marking and worked solutions

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Topics Forces · Pressure · Sound · Magnetic Effect of a Current and the d.c. Motor · Radioactivity · Physical Quantities and Measurement · +17 more

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Q11MElectromagnetic SpectrumFree sample

Which statement about electromagnetic waves is correct?

Options

A All electromagnetic waves have speeds in air of approximately $3 \times 10^8\ \text{m / s}$ .
B In air, some electromagnetic waves travel faster than light.
C The electromagnetic waves with the largest wavelength are in the infra-red region.
D The electromagnetic waves with the smallest wavelength are in the X-ray region.

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39 more questions

Q2Physical Quantities and Measurement1M
Q3Forces1M
Q4Kinematics1M
Q5Forces1M
Q6Mass, Weight and Density1M
Q7Mass, Weight and Density1M
Q8Forces1M
Q9Turning Effect of Forces1M
Q10Turning Effect of Forces1M
Q11Forces · Physical Quantities and Measurement1M
Q12Energy, Work and Power1M
Q13Energy, Work and Power1M
Q14Pressure1M
Q15Pressure1M
Q16Pressure1M
Q17Thermal Properties of Matter1M
Q18[Legacy] Temperature and Thermometry1M
Q19Kinetic Particle Model of Matter1M
Q20Transfer of Thermal Energy1M
Q21Transfer of Thermal Energy · Thermal Properties of Matter1M
Q22Reflection and Refraction of Light1M
Q23Reflection and Refraction of Light1M
Q24Lenses and Dispersion1M
Q25Sound1M
Q26General Properties of Waves · Sound1M
Q27Magnetic Effect of a Current and the d.c. Motor1M
Q28Magnetic Effect of a Current and the d.c. Motor1M
Q29Current, Voltage and Resistance1M
Q30Electric Circuits1M
Q31Practical Electricity1M
Q32Magnetic Effect of a Current and the d.c. Motor1M
Q33Electromagnetic Induction and Transformers1M
Q34Sound · Kinematics1M
Q35Electric Circuits1M
Q36Radioactivity1M
Q37Radioactivity1M
Q38Radioactivity1M
Q39The Nuclear Atom1M
Q40The Nuclear Atom1M

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