Adog has a mass of 13kga. how much does the dog weigh on earth (g=9.8m/s2)? b. what is the mass of the dog on the moon? c. how much does the dog weigh on the moon (g=1.6m/s2)? d. why is g different for the moon and the earth?

Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.

The frequency of the fundamental of the guitar string is 320 hz. at what speed v do waves move along that string?

Aplayer uses a hockey stick to push a puck at a constant velocity across the ice. the weight of the puck is 170 n. the coefficient of friction is 0.0600. with what force must the player push the puck so that his force just equals the frictional force? 28.3 n 0.999 n 0.102 n 0.0104 n