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Applied Physics Practice Test 93

# Laser in Physics Quiz Questions and Answers PDF - 93

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The Quiz: For an electron to be confined to a nucleus, its speed relative to speed of light would have to be; "Laser in Physics" App Download (Free) with answers: Less; Equal; Greater; Equal to infinity; for online colleges that offer certificate programs. Learn Atomic Spectra Questions and Answers, Apple eBook to download free sample to learn online certification courses.

## Laser in Physics Questions and Answers : Quiz 93

MCQ 461:

For an electron to be confined to a nucleus, its speed relative to the speed of light would have to be

1. equal
2. less
3. greater
4. equal to infinity
MCQ 462:

In e/m experiment, path of electron is made visible by filling

1. H2 at high pressure
2. N2 at high pressure
3. H2 at low pressure
4. O2 at low pressure
MCQ 463:

If the charged particle of 2e falls at the potential difference of 6 V, then the energy required to fall will be

1. 19 J
2. 19.2 J
3. 19 × 10-19 J
4. 19.2 × 10-19 J
MCQ 464:

Device known as low-resistance galvanometer is

1. ammeter
2. ohmmeter
3. voltmeter
4. odometer
MCQ 465:

Hydroelectric energy's original source is

1. sun
2. moon
3. stars
4. fluid