Define instantaneous velocity
At a given instant the ratio of displacement to time is called instantaneous velocity.
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A plane truss composed of two steel pipes (E 5 210 GPa, d 5 100 mm, and wall thickness 5 6.5 mm) is subjected to vertical load W at joint B. Joints A and C are L 5 7 m apart. The critical value of load W for buckling in the plane of the truss is nearly:
(A) 138 kN
(B) 146 kN
(C) 153 kN
(D) 164 kN
It is currently believed that superclusters lie on the surfaces of "bubbles" in space
Indicate whether the statement is true or false
What does the graph indicate concerning the relationship between percent concentration of solution and the changes in temperature?
Shepherd satellites keep Saturn's F ring narrow
a. True b. False Indicate whether the statement is true or false