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Question1

A woman is reported to have fallen 178 ft from a building, landing on a metal ventilator box that she crushed to a depth of 21 in. She suffered only minor injuries.

(a) Neglect air resistance; determine the speed of the woman just before she collided with the ventilator box.

(b) Compute the magnitude of her average acceleration while in contact with the box.

Question2

A woman walks 171 m in the direction 46° east of north, then 163 m directly east. Find

(a) Magnitude and

(b) Angle (from due east) of her final displacement from the starting point.

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Category:- Physics
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