IGCSE A Level Physics Practice Test 17

Interference Quiz Questions and Answers PDF Download - 17

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The Interference Quiz Questions and Answers PDF (Interference Quiz with Answers PDF e-Book) download Ch. 30-17 to prepare IGCSE A Level Physics Practice Tests. Solve Superposition of Waves MCQ with answers PDF, Interference Multiple Choice Questions (MCQ Quiz) for 2 year online degrees. The Interference Quiz App Download: Free learning app for interference, coulomb law, magnetic, electric and gravitational fields, atmospheric pressure, elastic potential energy test prep for free online classes.

The Quiz: For destructive interference, the path difference is; "Interference" App Download (Free) with answers: Even number of half wavelengths; Odd number of half wavelengths; Whole number of wavelengths; Even whole number of wavelengths; for 2 year online degrees. Learn Superposition of Waves Questions and Answers, Apple eBook to download free sample to study online training courses.

Interference Questions and Answers PDF Download: MCQ 17

MCQ 81:

For destructive interference, the path difference is

odd number of half wavelengths
even number of half wavelengths
whole number of wavelengths
even whole number of wavelengths

MCQ 82:

Electrical force exerted by two point charges on each other is inversely proportional to

sum of their charges
product of their charges
distance between them
square of distance between them

MCQ 83:

Weakest force in nature is

electric force
gravitational force
weak force
magnetic force

MCQ 84:

Unit for pressure used in weather maps is millibar. 1 millibar is equal to

1000 bar
100 kPa
100 Pa
1 atm

MCQ 85:

Energy in deformed solid is called

stress energy
potential energy
kinetic energy
strain energy

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