Question
Who defined extension education as “a science that
brings about desirable changes in behavior through educational methods”?Solution
Singh emphasized the educational nature of extension that brings behavioral change for rural development, rather than mere dissemination of information.
S.I unit of Luminous Intensity is
If input frequency of a full wave rectifier be n, then output frequency would be-
What is the audible frequency range?
What is the minimum distance required for an obstacle to produce a distinct echo?
Which atmospheric layer contains ozone layer?
What is the power of a lens whose focal length is 1 m?
Which law is also called the law of inertia?
Which of the following physical quantities is scalar quantity ?  Â
Which of the following instruments is correctly matched with its function?
I) Voltmeter - Measures potential differenceÂ
II) Ammeter - Me...
A ray of light from the object parallel to principal axis of a concave lens, after refraction appears to diverge from which point on the same side of th...
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