1. An object is dropped from the top of a 100-m-high tower. Its height above ground after t sec is 100-4.92 m. How fast is it falling 2 sec after it is dropped?

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Chapter12: Relativity, Particle Physics, And Cosmology
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1. An object is dropped from the top of a 100-m-high tower. Its height above
ground after 1 sec is 100-4.97 m. How fast is it falling 2 sec after it is
dropped?
Transcribed Image Text:1. An object is dropped from the top of a 100-m-high tower. Its height above ground after 1 sec is 100-4.97 m. How fast is it falling 2 sec after it is dropped?
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