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Exercise - Class 8 MCQ


Test Description

8 Questions MCQ Test - Exercise

Exercise for Class 8 2024 is part of Class 8 preparation. The Exercise questions and answers have been prepared according to the Class 8 exam syllabus.The Exercise MCQs are made for Class 8 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Exercise below.
Solutions of Exercise questions in English are available as part of our course for Class 8 & Exercise solutions in Hindi for Class 8 course. Download more important topics, notes, lectures and mock test series for Class 8 Exam by signing up for free. Attempt Exercise | 8 questions in 10 minutes | Mock test for Class 8 preparation | Free important questions MCQ to study for Class 8 Exam | Download free PDF with solutions
Exercise - Question 1

THE LOUDNESS OF SOUND DEPENDS ON

Exercise - Question 2

AN OBJECT IS VIBRATING AT 50 HERTZ. WHAT IS ITS TIME PERIOD

Detailed Solution for Exercise - Question 2

Frequency = 1 / Time Period

Time Period = 1 / Frequency

Time Period = 1/50

= 0.02 s

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Exercise - Question 3

In order to reduce the loudness of a sound we have to

Exercise - Question 4

LOUDNESS OF SOUND IS MEASURED IN UNITS OF

Exercise - Question 5

THE LOUDNESS OF SOUND IS DETERMINED BY THE

Exercise - Question 6

1 HERTZ IS EQUAL TO

Exercise - Question 7

PITCH OF SOUND IS DETERMINED BY ITS

Exercise - Question 8

A LIST OF MEDIUMS IS GIVE BELOW

(1.)WOOD                                 (3.)AIR

(2.)WATER                                (4.)VACUUM

IN WHICH OF THESE MEDIUM CAN SOUND TRAVEL?          

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