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What is ripple tank? How are waves produced on the surface of water with the help of ripple tank apparatus?

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

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How many methods are there for the transfer of energy from one place to another?

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

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Define the following terms applied to a lens

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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What are the adopted rules about the sign conventions for the lenses?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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What are the sign conventions for concave and convex mirror?

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

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1 answer 148 views

Explain refraction of waves with the help of ripple tank apparatus.

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

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We can recognize persons speaking with the same loudness from their voice. How is this possible?

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

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Explain image formation with ray diagram, when the object is placed at 2F from the convex lens.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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How does a concave lens or diverging lens can form a real image of a real object?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 178 views

Does tidal volume increase when workload is increased?

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

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1 answer 143 views

Explain with the help of an experiment that sound is produced by vibrating bodies.

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

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Write down the dot and cross formula of propane and n-butane?

asked Sep 18, 2017 in Chemistry by shamroz (41.5k points)

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Explain the process of generation of diffraction of water waves using ripple tank apparatus.

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

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What are the differences between real and virtual images?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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At which positions, the K.E. of a simple pendulum has minimum and maximum values?

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

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Is there any characteristic of sound which does not depend upon the sensitivity of fhe ears of the listener?

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

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1 answer 87 views

How light is reflected through spherical mirrors?

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What are the main components of coordination?

asked Sep 5, 2017 in Biology by shamroz (41.5k points)

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1 answer 134 views

Describe ihe effect of change in amplitude on loudnes* and the effect of change in frequency on pitch of sound.

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

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What is wave equation? Derive a relationship between speed, frequency and wavelength of a wave?

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