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A particle has initial velocity →v=30^i+30√3^j (m/s) and acceleretion →a=−10^j (m/s2). The time t after which the angle between →v and →a will be 90∘ is |
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Answer» A particle has initial velocity →v=30^i+30√3^j (m/s) and acceleretion →a=−10^j (m/s2). The time t after which the angle between →v and →a will be 90∘ is |
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