What sound waves travel from air to water the frequency remains?
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What is the wavelength of sound in air?
Explain the Mortar ?
what is ohm's law ?
Why does a tennis ball bounce higher in Simla than it does in Culcutta?
For two objects separated by a distance d, if the mass of one of the objects is doubled, what will happen to the gravitational attraction between them?
define rectilinear propagation of light?
Why does a barometer read higher at Bombay than at Simla ?
Why are glaciers formed ?
Explain the Shadows ?
What is transverse wave motion?
Explain the thermal transformation?
Two bulbs, one of 600W and the other of 100W having same voltage rating are connected in series across the supply in a room.Which bulb will glow brighter? If one of the bulb is switched off, what will be effect on illumination?