If a stone weighs 4 N in air and 1.6 N in alcohol, find the volume and density of the stone. (dalcohol = 800 kg/m3)

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg

The particle p starts from rest at point a at time t = 0 and changes its speed thereafter at a constant rate of 2.8g as it follows the horizontal path shown. determine the magnitude and direction of its total acceleration (a) just before point b, (b) just after point b, and (c) as it passes point c. state your directions relative to the x-axis shown (ccw positive) and choose the angle with the smallest magnitude.