A mouse is walking at 2.45 m/s. He sees a cat and accelerates at 4.92 m/s/s. How much time does it take him to reach a speed of 4.32 m/s
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v=u+at
4.32=2.45+4.92t
t=(4.32-2.45)/4.92
=.87/4.92
=87/492sec
4.32=2.45+4.92t
t=(4.32-2.45)/4.92
=.87/4.92
=87/492sec
mahendrapatel619:
right ans
Hey for 87/492 sec i can't put it in because it says valid number
.176892sec
v=2.45+4.92*87
8.7 sec
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