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Here, <img src="data:image/png;base64,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" class="Wirisformula" alt="alpha equals 2 theta comma beta equals theta" width="94" height="15" style="vertical-align:-3px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»α«/mi»«mo»=«/mo»«mn»2«/mn»«mi»θ«/mi»«mo»,«/mo»«mi»β«/mi»«mo»=«/mo»«mi»θ«/mi»«/math»'/> <img src="https://mycourses.turito.com/tokenpluginfile.php/c161933dbfaab094c54655ab71e9b8f0/1/question/generalfeedback/899546/1/937194/Picture659.png" alt="" width="188" height="104" /> Time of flight of <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAANCAYAAACdKY9CAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAIdJREFUeNpjYMAPChhIAOFA/AuIWYhRLAjEl4B4NxAHEKNhJhBHAnE8EE8hpNgSiLdA2eJAfBefYpB7zwCxLJLYOSDWwKWhHohL0MRagTgLm2INqGnowB6IN2HTcBiI/+PAGMGbBsQT8PhtORB7wTiS0DDnwaMhGdnAVUDsQyCopYH4FgM5AACEKxqdNkqvogAAAEl0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bWk+QTwvbWk+PC9tYXRoPkHiA+IAAAAASUVORK5CYII=" class="Wirisformula" alt="A" width="12" height="13" style="vertical-align:-1px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»A«/mi»«/math»'/> is, <img src="data:image/png;base64,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" class="Wirisformula" alt="T subscript 1 end subscript equals fraction numerator 2 u sin invisible function application left parenthesis alpha minus beta right parenthesis over denominator g blank c o s blank beta end fraction" width="138" height="40" style="vertical-align:-15px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«msub»«mrow»«mi»T«/mi»«/mrow»«mrow»«mn»1«/mn»«/mrow»«/msub»«mo»=«/mo»«mfrac»«mrow»«mn»2«/mn»«mi»u«/mi»«mrow»«mrow»«mi»sin«/mi»«/mrow»«mo»⁡«/mo»«mrow»«mo»(«/mo»«mi»α«/mi»«mo»-«/mo»«mi»β«/mi»«mo»)«/mo»«/mrow»«/mrow»«/mrow»«mrow»«mi»g«/mi»«mi» «/mi»«mi»c«/mi»«mi»o«/mi»«mi»s«/mi»«mi» «/mi»«mi»β«/mi»«/mrow»«/mfrac»«/math»'/> <img src="data:image/png;base64,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" class="Wirisformula" alt="equals fraction numerator 2 u sin invisible function application left parenthesis 2 theta minus theta right parenthesis over denominator g blank c o s blank theta end fraction equals fraction numerator 2 u over denominator g end fraction t a n invisible function application theta" width="211" height="40" style="vertical-align:-15px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mo»=«/mo»«mfrac»«mrow»«mn»2«/mn»«mi»u«/mi»«mrow»«mrow»«mi»sin«/mi»«/mrow»«mo»⁡«/mo»«mrow»«mo»(«/mo»«mn»2«/mn»«mi»θ«/mi»«mo»-«/mo»«mi»θ«/mi»«mo»)«/mo»«/mrow»«/mrow»«/mrow»«mrow»«mi»g«/mi»«mi» «/mi»«mi»c«/mi»«mi»o«/mi»«mi»s«/mi»«mi» «/mi»«mi»θ«/mi»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mn»2«/mn»«mi»u«/mi»«/mrow»«mrow»«mi»g«/mi»«/mrow»«/mfrac»«mi»t«/mi»«mi»a«/mi»«mi»n«/mi»«mo»⁡«/mo»«mi»θ«/mi»«/math»'/> Time of flight of <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAANCAYAAACQN/8FAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAJ5JREFUeNpjYMAEP4D4DxA/BOK7QLwJiCXRFakA8QU0sWYgno+uMACIl6KJBWERY6gH4nI0sYVA7IGucBXUVCYgNgDiuUBcgMUfDLeA+D8Uf8FmEgPUlC9QNhsQuwDxcSBWQ1doDsR70cSigbgLXWEk1E3IIBaIZ6MrnATEiWhic6EGoIB1SI4XBeJQaOCzoSt8h+RjUDQuB2JpBlIBAK5MH2X+n9d5AAAASXRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtaT5CPC9taT48L21hdGg+/ChvLAAAAABJRU5ErkJggg==" class="Wirisformula" alt="B" width="10" height="13" style="vertical-align:-1px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»B«/mi»«/math»'/> is, <img src="data:image/png;base64,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" class="Wirisformula" alt="T subscript 2 end subscript equals fraction numerator 2 u sin invisible function application theta over denominator g cos invisible function application theta end fraction equals fraction numerator 2 u over denominator g end fraction tan invisible function application theta" width="181" height="38" style="vertical-align:-15px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«msub»«mrow»«mi»T«/mi»«/mrow»«mrow»«mn»2«/mn»«/mrow»«/msub»«mo»=«/mo»«mfrac»«mrow»«mn»2«/mn»«mi»u«/mi»«mrow»«mrow»«mi»sin«/mi»«/mrow»«mo»⁡«/mo»«mrow»«mi»θ«/mi»«/mrow»«/mrow»«/mrow»«mrow»«mi»g«/mi»«mrow»«mrow»«mi»cos«/mi»«/mrow»«mo»⁡«/mo»«mrow»«mi»θ«/mi»«/mrow»«/mrow»«/mrow»«/mfrac»«mo»=«/mo»«mfrac»«mrow»«mn»2«/mn»«mi»u«/mi»«/mrow»«mrow»«mi»g«/mi»«/mrow»«/mfrac»«mrow»«mrow»«mi»tan«/mi»«/mrow»«mo»⁡«/mo»«mrow»«mi»θ«/mi»«/mrow»«/mrow»«/math»'/> So, <img src="data:image/png;base64,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" class="Wirisformula" alt="T subscript 1 end subscript equals T subscript 2 end subscript" width="55" height="17" style="vertical-align:-5px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«msub»«mrow»«mi»T«/mi»«/mrow»«mrow»«mn»1«/mn»«/mrow»«/msub»«mo»=«/mo»«msub»«mrow»«mi»T«/mi»«/mrow»«mrow»«mn»2«/mn»«/mrow»«/msub»«/math»'/>. The acceleration of both the particles is <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAAMCAYAAAC0qUeeAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAJufgqOgAAAKpJREFUeNpjYEAFXEDcBcSvgfgHEK8B4ilAXI6mjoEFiA9CJViguAiI/wBxALriWiBuZcAEt4BYEl3wORALo4kxAfEXdIXGQHwYi6nmQLwfXTAIiBdjURwJxPPRBf2AeDkWxSADktEF+YD4JRAbQPkG0GB7CsT2WAwBm/4QiH8B8RkgdoOGNxMDEUAHh9MYNIB4GlJ4mgLxUag4BuAB4knQMP0GxNugJqMAAN7NHm82DU3kAAAASXRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtaT5nPC9taT48L21hdGg+UnmXygAAAABJRU5ErkJggg==" class="Wirisformula" alt="g" width="11" height="12" style="vertical-align:-3px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»g«/mi»«/math»'/> downwards. Therefore, relative acceleration between the two is zero or relative motion between the two is uniform. The relative velocity of <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAwAAAANCAYAAACdKY9CAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAIdJREFUeNpjYMAPChhIAOFA/AuIWYhRLAjEl4B4NxAHEKNhJhBHAnE8EE8hpNgSiLdA2eJAfBefYpB7zwCxLJLYOSDWwKWhHohL0MRagTgLm2INqGnowB6IN2HTcBiI/+PAGMGbBsQT8PhtORB7wTiS0DDnwaMhGdnAVUDsQyCopYH4FgM5AACEKxqdNkqvogAAAEl0RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bWk+QTwvbWk+PC9tYXRoPkHiA+IAAAAASUVORK5CYII=" class="Wirisformula" alt="A" width="12" height="13" style="vertical-align:-1px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»A«/mi»«/math»'/> w.r.t. <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAANCAYAAACQN/8FAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAJ5JREFUeNpjYMAEP4D4DxA/BOK7QLwJiCXRFakA8QU0sWYgno+uMACIl6KJBWERY6gH4nI0sYVA7IGucBXUVCYgNgDiuUBcgMUfDLeA+D8Uf8FmEgPUlC9QNhsQuwDxcSBWQ1doDsR70cSigbgLXWEk1E3IIBaIZ6MrnATEiWhic6EGoIB1SI4XBeJQaOCzoSt8h+RjUDQuB2JpBlIBAK5MH2X+n9d5AAAASXRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtaT5CPC9taT48L21hdGg+/ChvLAAAAABJRU5ErkJggg==" class="Wirisformula" alt="B" width="10" height="13" style="vertical-align:-1px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»B«/mi»«/math»'/> is towards <img src="data:image/png;base64,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" class="Wirisformula" alt="A B blank" width="25" height="13" style="vertical-align:-1px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»A«/mi»«mi»B«/mi»«mi» «/mi»«/math»'/>, therefore collision will take place between the two in mid air.

From an inclined plane two particles are projected with same speed at same angle <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAsAAAANCAYAAAB/9ZQ7AAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAMyZLetQAAAJNJREFUeNpjYMAE1kC8DoifAvFBIDZnwAHMoQqZoHxRIL6LS/EFIJZGE9sBxHroCl2AeD4WA5YDsRe64GwgDsKiGOQsN3TBa0D8HwcWR1YI8tAnLKZiFQfp3ItFsSkQr8EVZOigHogT0QV5oMGGDASB+BwQs2EL4ytAnAdlawDxcSD2wRUhelDTfwHxJSD2Y6AEAAAtDR3FA6PhyAAAAE90RVh0TWF0aE1MADxtYXRoIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8xOTk4L01hdGgvTWF0aE1MIj48bWk+JiN4M0I4OzwvbWk+PC9tYXRoPpXIFCkAAAAASUVORK5CYII=" class="Wirisformula" alt="theta" width="11" height="13" style="vertical-align:-1px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mi»θ«/mi»«/math»'/>, one up and other down the plane as shown in figure. Which of the following statements <img src="data:image/png;base64,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" class="Wirisformula" alt="left parenthesis s right parenthesis" width="19" height="16" style="vertical-align:-2px" role="math" data-mathml='«math xmlns=¨http://www.w3.org/1998/Math/MathML¨ »«mo»(«/mo»«mi»s«/mi»«mo»)«/mo»«/math»'/> is/are correct? <img src="data:image/png;base64,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" alt="" />

Solution for the question - from an inclined plane two particles are projected with same speed at sameangle theta , one up and other down the plane as shown in