A curved portion of highway has a radius of curvature of 71 m. As a highway engineer, you want to bank this curve at the proper angle for a steady speed of 25 m/s. What banking angle should you specify for this curve? Express your answer in degrees using three significant figures

Apackage of supplies is dropped from a plane, and one second later a second package is dropped. neglecting air resistance, the relative velocity of the 1st package viewed from the second will 56) a) increase. b) be constant. c) be zero. d) depend upon their weight. e) decrease

Why is it important always to use horizontal bars in unit fractions when performing unit conversions?

Question 11 of 13 (1 point) jump to question: a stairway, ladder, or ramp must be present in excavations in which of the following situations? a. all trenches must have access/egress b. the trench is more than 15 feet wide but only 1 ½ feet deep c. the trench is more than 4 feet deep and the devices must be within 25 feet of all workers