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The correct answer is D
A concave lens always forms an image which is –
A cylindrical metal wire is reformed so that its length decreases by 20% with no change of volume. Its
resistance decreases by:
Which element is the constituent of the chlorophyll molecule?
Motion that repeats itself after some period of time, is called ______ motion.
Which of the following substance produces brisk effervescence when treated with baking-soda solution?
Which state does not share a common border with Haryana?
Division of Agricultural Meteorology at Pune was established in:
Who is credited with the discovery of X-rays?
Heat transfer horizontally within the atmosphere is called ?
The energy of a photon is proportional to: