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| 1. |
Dervation of equation of motionS=UT+1/2at |
| Answer» v=ds/dtvdt=ds(u+at) dt=ds. ...... (using first eq. of motion) udt+atdt=ds√udt+√atdt=√ds. (√ means integration) u√dt+a√tdt=√dsut+at square/2=sut+1/2at square=sHence, s=ut +1/2at square | |