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अग्र स्वर :- जिन स्वरों का उच्चारण में जिह्वा का अगले भाग प्रयोग होता है उसे अग्र स्वर कहते हैं। इनकी संख्या 4 है - इ, ई, ए और ऐ
What is the name of the process by which a liquid changes into gas at all temperatures?
Which one of the following is not a function of the liver?
A spherical ball made of steel when dropped in mercury container will –
In a Young’s double slit experiment, a glass plate is introduced in front of one slit. The central fringe shifts but the fringe width remains unchange...
Which of the following is not a nuclear reaction?
The focal length of a concave mirror is 20 cm. Where should an object be placed to get an image of the same size?
A ray of light is incident on a transparent medium at an angle of 60°. The reflected ray of light is found to be completely Q.4 polarized. Then, the r...
A car increases its speed from 20 m/s to 60 m/s in 8 seconds. Find its acceleration.
What term refers to the superposition of two or more coherent waves to produce regions of maxima and minima?
A machine does 600 J of work in 2 minutes. Find its power.