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Motion in A Straight Line question

2023 · 1 Feb · Shift 1 · Q52
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  5. /2023 · 1 Feb · Shift 1 · Q52

Motion in A Straight Line question

2023 · 1 Feb · Shift 1 · Q52

JEE MainPhysicsMotion in A Straight LineMCQ+4 / −1
An object moves with speed v1,v2v_1,v_2v1​,v2​ and v3v_3v3​ along a line segment AB, BC and CD respectively as shown in figure. Where AB = BC and AD = 3AB, then average speed of the object will be: JEE Main 2023 (Online) 1st February Morning Shift Physics - Motion in a Straight Line Question 41 English
  1. A
    v1v2v33(v1v2+v2v3+v3v1){{{v_1}{v_2}{v_3}} \over {3({v_1}{v_2} + {v_2}{v_3} + {v_3}{v_1})}}3(v1​v2​+v2​v3​+v3​v1​)v1​v2​v3​​
  2. B
    (v1+v2+v3)3{{({v_1} + {v_2} + {v_3})} \over 3}3(v1​+v2​+v3​)​
  3. C
    (v1+v2+v3)3v1v2v3{{({v_1} + {v_2} + {v_3})} \over {3{v_1}{v_2}{v_3}}}3v1​v2​v3​(v1​+v2​+v3​)​
  4. D
    3v1v2v3(v1v2+v2v3+v3v1){{3{v_1}{v_2}{v_3}} \over {({v_1}{v_2} + {v_2}{v_3} + {v_3}{v_1})}}(v1​v2​+v2​v3​+v3​v1​)3v1​v2​v3​​
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