Sound-Amplitude, Time Period & Frequency of Vibration (CBSE Class-8 Science): Questions 1 - 4 of 4

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 469 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 1

» Sound » Amplitude, Time Period & Frequency of Vibration » Decibel

MCQ▾

Question

Unit of loudness is:

Choices

Choice (4) Response
a.

dB

b.

Hz

c. Question does not provide sufficient data or is vague
d. All of the above

Question number: 2

» Sound » Amplitude, Time Period & Frequency of Vibration » Amplitude and Frequency of Vibration

MCQ▾

Question

Number of oscillations per second is called as:

Choices

Choice (4) Response
a.

Frequency

b.

Oscillation

c.

Loudness

d.

Time period

Question number: 3

» Sound » Amplitude, Time Period & Frequency of Vibration » Oscillatory Motion

MCQ▾

Question

Back and forth motion of an object is called as:

Choices

Choice (4) Response
a.

Amplitude

b.

Loudness

c.

Vibration

d.

Oscillation

Question number: 4

» Sound » Amplitude, Time Period & Frequency of Vibration » Amplitude and Frequency of Vibration

MCQ▾

Question

The maximum vibration of an object is called:

Choices

Choice (4) Response
a.

Pitch

b.

Vibration

c.

Oscillation

d.

Amplitude

Sign In