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If x=y-(y)/(10), where y is a positive integer which increases in value,then x first increases in value then decreases (b) decreases in value (c) increases in value (d) first decreases then increases in value

If the density of the material increase, the value of young's modulus

Increase in altitude : value of g decreases : : at the centre of the earth : _______ .

Assertion : As the frictional force increases, the safe velocity limit for taking a turn on an unbanked road also increases. Reason : Banking of roads will increase the value of limiting velocity.