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IUT_08-09
HSC - পদার্থ বিজ্ঞান ১ম পত্র
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অধ্যায়-০৩ঃ গতিবিদ্যা
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If the length of the minute arm of a wrist watch is 2 cm, what will be linear speed at the mid-point of the arm?
A.
100s
B.
150s
C.
200s
D.
140s
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