A car racing is moving with a velocity of 50 m/s. On applying brakes, it is uniformly retarded and comes to rest in 20 seconds. Calculate its acceleration. need urgently
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u = 50 m/s
t = 20 sec
v = 0( as the car stops at the end)
v = u +at
0 = 50 + 20t
20t = -50 m/s
a = -50/20 m/s
a = -2.5 m/s( retardation)
t = 20 sec
v = 0( as the car stops at the end)
v = u +at
0 = 50 + 20t
20t = -50 m/s
a = -50/20 m/s
a = -2.5 m/s( retardation)
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