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physics

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A cat chases a mouse across a 1.1 m high
table. The mouse steps out of the way, and
the cat slides off the table and strikes the floor
2.2 m from the edge of the table.
The acceleration of gravity is 9.81 m/s2 .
What was the cat’s speed when it slid off
the table?
Answer in units of m/s.

  • physics -

    How long did it take it to fall?
    1.1 = 4.9 t^2
    Solve for t

    How far did it for at constant horizontal speed u?
    2.2 = u t
    u = 2.2/t , same t

  • physics -

    4.64

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