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Suppose your mass is 50 kg, how fast should you run so that your linear momentum become equal to that of cycle rider of 100 kg moving along a straight road with a speed of 20 km/h? |
Answer» <html><body><p>`40m//s`<br/>`20km//h`<br/>`11.11m//s`<br/>`10.00km//h` </p>Solution :Your <a href="https://interviewquestions.tuteehub.com/tag/momentum-1100588" style="font-weight:bold;" target="_blank" title="Click to know more about MOMENTUM">MOMENTUM</a> = momentum of <a href="https://interviewquestions.tuteehub.com/tag/cycle-942437" style="font-weight:bold;" target="_blank" title="Click to know more about CYCLE">CYCLE</a> <a href="https://interviewquestions.tuteehub.com/tag/rider-1188909" style="font-weight:bold;" target="_blank" title="Click to know more about RIDER">RIDER</a> <br/> `m_(1)v_(1)=m_(2)v_(2)` <br/> `therefore v_(1)=v_(2)<a href="https://interviewquestions.tuteehub.com/tag/xx-747671" style="font-weight:bold;" target="_blank" title="Click to know more about XX">XX</a>(m_(2))/(m_(1))` <br/> `=(20xx100)/(<a href="https://interviewquestions.tuteehub.com/tag/50-322056" style="font-weight:bold;" target="_blank" title="Click to know more about 50">50</a>)` <br/> `=40km//h` <br/> `=(40xx1000)/(3600)m//s` <br/> `=11.11m//s`</body></html> | |