Question

a man covers half distance with speed v and remaining half with speed V1 and V2 for equal time interval. find average Speed.

a)2(v1 v2 + v2 v + v1 v)
$\frac{?}{?}$
v1+v2+v


b) 2v( v1 + v2 )
$\frac{?}{?}$
v1+v2+2v


c) 2 (v1 v2 v)
$\frac{?}{?}$
v1 v + v2 v + v1 v2


d) v1+v2
$\frac{?}{?}$
v

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Answer 1

Answer:

)2(v1 v2 + v2 v + v1 v)

$\frac{?}{?}$

v1+v2+v

b) 2v( v1 + v2 )

$\frac{?}{?}$

v1+v2+2v

c) 2 (v1 v2 v)

$\frac{?}{?}$

v1 v + v2 v + v1 v2

d) v1+v2

$\frac{?}{?}$

v

Step-by-step explanation:

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Answer 2

Answer:

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