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Ramesh

· started a discussion

· 1 Months ago

rkv (Question: 382363.0 )

how we assume line AE goes from the point of C.

Question:

A girl of height 90 cm is walking away from the base of a lamp-post at a speed of 1.2 m/s. If the lamp is 3.6 m above the ground, find the length of her shadow after 4s.

Options:
A)

8 m

B)

1.6 m

C)

2.8 m

D)

2 m

Solution:

Ans: (b)

  

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