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IGCSE A Level Physics Practice Test 27

# Spectra Origin Quiz PDF: Questions and Answers - 27

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The Quiz: Loss of energy of an electron results in; "Spectra Origin" App (iOS & Android) with answers: Emission of photon; Absorption of photon; Destruction of photon; Formation of photon; for GRE test. Study Quantum Physics Questions and Answers, Google eBook to download free sample for accelerated bachelors degree online.

## Spectra Origin Questions and Answers : Quiz 27

MCQ 131:

Loss of energy of an electron results in

1. absorption of photon
2. emission of photon
3. destruction of photon
4. formation of photon
MCQ 132:

Our eyes detect the oscillations up to

1. 8 Hz
2. 9 Hz
3. 6 Hz
4. 5 Hz
MCQ 133:

Wavelength of a 65 kg person running at a speed of 3 ms-1 through an opening of width 0.80 m is

1. 34 m
2. 35 m
3. 3.4 × 10-36 m
4. 3.5 m
MCQ 134:

Rate of falling object in vacuum is

1. independent of weight
2. dependent on mass
3. independent of mass
4. dependent of weight
MCQ 135:

Phenomena in which signal transmitted in one circuit creates undesired effect in other circuit is known as

1. crosstalk
2. signal attenuation
3. sampling