IGCSE A Level Physics Practice Test 3

Wave Energy Quiz PDF: Questions and Answers - 3

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Wave Energy Questions and Answers PDF Download: Quiz 3

MCQ 11: Intensity of sun's radiation is about

A) 1.0 kW m^-2

B) 20 kW m^-2

C) 5 kW m^-2

D) 8 kW m^-2

MCQ 12: Phenomena in which a charged body attract uncharged body is called

A) electrostatic induction

B) electric current

C) charge movement

D) magnetic induction

MCQ 13: Semiconductors have electron number density of order

A) 10²⁴ m^-3

B) 10²⁰ m^-3

C) 10¹² m^-3

D) 10²³ m^-3

MCQ 14: An electron is travelling at right angles to a uniform magnetic field of flux density 1.2 mT with a speed of 8 × 10⁶ ms^-1, the radius of circular path followed by electron is

A) 3.8 cm

B) 3.7 cm

C) 3.6 cm

D) 3.5 cm

MCQ 15: High speed electrons have wavelength of order

A) 10^-15 m

B) 10^-14 m

C) 10^-16 m

D) 10^-17 m

IGCSE A Level Physics Exam Prep Tests

Electron Waves MCQs

Attraction and Repulsion MCQs

Internal Resistance MCQs

Metal Density MCQs

Energy Changes MCQs

Decay Graphs MCQs

Resistance and Temperature MCQs

Wave Energy MCQs

Electrical Current MCQs

Orbiting Charges MCQs

Magnetic Flux and Density MCQs

Projectiles Motion in Two Dimensions MCQs

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