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A spring is hung from the ceiling. A 0.600-kg block is then attached to the free end of the spring. When released from rest, the block drops 0.190 m before momentarily coming to rest, after which it moves back upward.
(a) What is the spring constant of the spring?
_______N/m
(b) Find the angular frequency of the block's vibrations.
________rad/s
The shaft shown below has a solid round cross-section & is supported by bearing at A & B. Find the location of maximum bending stress in the shaft.
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A group of hikers hears an echo 1.50 s after shouting. If the temperature is 24.0°C, how far away is the mountain that reflected the sound wave
A 2.60kg box that is several hundred meters above the surface of the earth is suspended from the end of a short vertical rope of negligible mass, At what value of t does the box return to its initial position
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In a photoelectric effect experiment, visible radiation of energy 2.91 eV is incident upon a metal of work function 1.66 eV. find the maximum kinetic energy of the ejected photoelectrons
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