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MCQs: Measure of decibel starts from
Category: Science Mcqs, Published by: teswesm
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MCQs: The mixture of high and low sounds is called a
Category: Science Mcqs, Published by: teswesm
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MCQs: Echoes are formed when sound
Category: Science Mcqs, Published by: teswesm
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MCQs: The use of echo to measure distance is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: In a flute, the length of air cutting through the holes is changed by
Category: Science Mcqs, Published by: teswesm
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MCQs: A strong beam of ultrasound can melt even a
Category: Science Mcqs, Published by: teswesm
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MCQs: Sound can travel through air because
Category: Science Mcqs, Published by: teswesm
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MCQs: Some fishing boats use echo to
Category: Science Mcqs, Published by: teswesm
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MCQs: Most of the sounds around world are
Category: Science Mcqs, Published by: teswesm
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MCQs: X-rays are only reflected by
Category: Science Mcqs, Published by: teswesm
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MCQs: Sounds of birds and animals are
Category: Science Mcqs, Published by: teswesm
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MCQs: Compared to drum, the vibration of a whistle is
Category: Science Mcqs, Published by: teswesm
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MCQs: The part of sound wave where air pressure is greater, is known as
Category: Science Mcqs, Published by: teswesm
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MCQs: When sound travels, it
Category: Science Mcqs, Published by: teswesm
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MCQs: Musical instruments are so designed that they could produce
Category: Science Mcqs, Published by: teswesm
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MCQs: An example to demonstrate the effect of sound in vacuum is
Category: Science Mcqs, Published by: teswesm
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MCQs: Percussion instruments produce notes when they are
Category: Science Mcqs, Published by: teswesm
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MCQs: Large concert halls have modified roofs which
Category: Science Mcqs, Published by: teswesm
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MCQs: Ships send a small
Category: Science Mcqs, Published by: teswesm
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MCQs: High frequency means
Category: Science Mcqs, Published by: teswesm
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