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Friction can be reduced by changing from:

June 25, 2025June 23, 2025 by Tauqeer Ahmad

(A) Sliding to rolling
(B) Rolling to sliding
(C) Dynamic to static
(D) None of these

Categories Junior Clerk (District Rawalpindi) (BS-11) Board of Revenue (25-02-2023), Everyday Science
Find the value of x when y = 5, if x varies directly as 4y – 1 and x = 14 when y = 2:
Who among the following discovered the circulation of blood:

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