y=Acos(t/p-qx) where the unit of t is s and the unit of x is m then which of the following is correct
A.the unit of x and q are same
B.the unit of t and q are same
C.the unit of x and p are same
D the unit of t and p are same
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Explanation:
expression is
y = Acos(t/P - qx), where unit of x is m and unit of t is sec. if we write cosФ, here Ф is angle means dimensionless quantity. hence, option (iv) is correct choice
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