1. A
sonometer wire of length 0.5 m is stretched by a weight of 5 kg. The
fundamental frequency of vibration is 100 Hz. Determine the linear density of
material of wire.
Sunday, November 4, 2018
Thursday, November 1, 2018
11.9 RAY OPTICS 01- How to find the distance of image for convex mirror.
An object is placed at a distance of 6 cm from a convex mirror. If the focal length of a mirror is 12 cm find the position and nature of an image.
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A beam of proton ( q = 1.6 X 10 -19 C ) moves at 3 X 10 5 m/s through a uniform magnetic field with magnitude 4 T, that is directed along...
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(a) - ( G M m ) / ( a + b ) (b) - ( G M m ) [ ( 1 / a ) + ( 1 / b ) ] (c) – [ ( G M m ) / ... -
The acceleration due to gravity ( g ) on the surface of the Earth is approximately 2 . 6 times that on the surface of the Mars . Given tha...