Lecture 14

Lecture 14

University

15 Qs

quiz-placeholder

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Lecture 14

Lecture 14

Assessment

Quiz

Other

University

Hard

Created by

Lidiya Jose

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of wave is sound classified as?

Transverse wave

Longitudinal wave

Surface wave

Electromagnetic wave

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the speed of sound in air at 0°C?

331.5 m/s

343 m/s

299.7 m/s

300 m/s

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does amplitude measure in a sound wave?

Maximum displacement of particles

Wavelength of the wave

Speed of the wave

Frequency of the wave

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the unit of frequency?

Joule (J)

Newton (N)

Hertz (Hz)

Decibel (dB)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is infrasound?

Sound at 100 Hz

Sound at 1 kHz

Sound above 20,000 Hz

Sound below 20 Hz

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of digital signals?

Continuous values

Discrete values

Analog representation

Variable amplitude

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary function of a Building Management and Control System (BMCS)?

Control HVAC systems

Monitor security systems

Manage lighting systems

Control fire alarms

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