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A wire is stretched by a force such that it experiences a strain of 2 x 10-3. If Young’s modulus of the material is 2 x 1011 Pa,...
Which of the following is an alpha particle which is emitted in radioactivity?
In which type of wave do the particles of the medium vibrate perpendicular to the direction of wave propagation?
A block rests on another block, and the lower one is pulled with a horizontal force. If the coefficient of friction between them is μ, what is the maxi...
The process involved in making soap is
A plane electromagnetic wave travels in vacuum along z-direction. What can you say about the directions of its electric and magnetic field vectors? If t...
What is inertia?
A machine does 600 J of work in 2 minutes. Find its power.
Which law states that “an object remains at rest or in uniform motion unless acted upon by an external force”?
A current element is placed at origin. At point P(1 mm,1 mm), the magnetic field due to this element is:
