a body in a straight line travels 2 m in the first two seconds and 2.2m in the next four seconds with constant retardation. what will be its velocity at the end of the seventh second from the start?

Question

Sunil Kumar FP · Answer

let the initial velocity be u velocity at the end of second sth second=v1 velocity at the end of 6 th second=v2 velocity at the end of the 7 th second=v3 retardation=@ v1=u-2@ v2=u-6@ v3=u-7@ now 2=(u-2@)2-1/2@4 u-@=1 2.2=(u-2@)4-1/2@16 @=3/20 now v3=u-7@ =0.1m/s thanks and regards sunil kr askIITian faculty

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a body in a straight line travels 2 m in the first two seconds and 2.2m in the next four seconds with constant retardation. what will be its velocity at the end of the seventh second from the start?

a body in a straight line travels 2 m in the first two seconds and 2.2m in the next four seconds with constant retardation. what will be its velocity at the end of the seventh second from the start?

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a body in a straight line travels 2 m in the first two seconds and 2.2m in the next four seconds with constant retardation. what will be its velocity at the end of the seventh second from the start?

a body in a straight line travels 2 m in the first two seconds and 2.2m in the next four seconds with constant retardation. what will be its velocity at the end of the seventh second from the start?

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