The second equation of motion gives the relation between
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An incident ray strikes a plane mirror at an angle of 20 deg with the mirror. The angle between the incident ray and reflected ray is ____.
World Wetland day is celebrated every year on ___ February.
The average of 12 numbers is 9. If each number is multiplied by 2 and added to 3, the average of the new set of numbers is
In figure, DE || BC. If DE = 3 cm, BC = 6 cm and area of ΔADE = 15 sq cm, then the area of ΔABC is
Find the odd word/letters/number from the given alternatives.
Name the Russian chemist who stated that the properties of elements are a periodic function of their atomic masses?
In the modern periodic table, which of the two periods contain 8 elements each?