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Elaborate the difference between the mechanical and electromagnetic waves. Also give examples of each,

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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Write a note on one practical application of damped motion.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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How is depth of water measured by echo method?

asked Oct 17, 2017 in Physics by sonia (36.5k points)

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What are the main effects of smoking?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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What are the factors that can affect the tidal volume and total lung capacity?

asked Oct 16, 2017 in English by sonia (36.5k points)

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How are focal length and radius of curvature related to each other?

asked Oct 18, 2017 in Physics by shamroz (41.5k points)

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Which mirror is used in motorcycles and automobiles?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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Explain the phenomenon of reflection of waves with the help of ripple tank apparatus.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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Explain how sound is produced by a school bell?

asked Oct 17, 2017 in Physics by sonia (36.5k points)

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Give some examples in which energy is transferred from one place to another through matter.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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Which compound is formed when limewater combines with carbon dioxide?

asked Oct 16, 2017 in English by sonia (36.5k points)

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What is a wave? How are waves produced?

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 111 views

What are the uses of ultrasound in medicine?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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Define the following terms: (i) Crest (II)Trough (iii) Compression (iv) Rare faction.

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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What are the effects of tar on lungs?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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The amount of carbon dioxide is higher in exhaled air as compared to atmospheric air. Why?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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1 answer 111 views

If the pitch of sound is increased, what are the changes in the following

asked Oct 16, 2017 in Physics by sonia (36.5k points)

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1 answer 140 views

Define excretion

asked Oct 16, 2017 in English by shamroz (41.5k points)

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Is small quantity of nicotine beneficial?

asked Oct 16, 2017 in English by shamroz (41.5k points)

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What is ultrasound or ultrasonic?

asked Oct 17, 2017 in Physics by shamroz (41.5k points)

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