find magnitude of the resultant force, if 30N, 40N, 50N and 60N forces are acting along the line joining the centr of a square to its vertices

A very long pipe of 0.05 m (r1) radius and 0.03 m thickness (r2 - r1) is buried at a depth of 2m (z) to transport liquid nitrogen. The top surface of the ground is flat and has a uniform temperature.

Ear "popping" is an unpleasant phenomenon sometimes experienced when a change in pressure occurs, for example in a fast-moving elevator or in an airplane.

What is the initial state of the compression process of your car?

when you define a system to determine the temperature rise created in a lake when a portion of its water is used to cool a nerby electrical power plant, should we account for all the forms of water entering and leaving the volume selected?

Heat is transferred at a rate of 2 kW from a hot reservoir at 875 K to a cold reservoir at 300 K. Calculate the rate at which the entropy of the two reservoirs changes. (Round the final answer to six decimal places.

Describe the three primary duties for engineer

Can glasses be formed using metallic materials?

List the four processes in the Otto cycle.

Are spheroidized steels considered as composite? If so, what is the dispersed phase a) - No b) - Yes, Chromium Carbides c) - Yes, Iron Carbides d) - Yes, Intermetallic Compounds

Describe electronegativity and explain the trend of electrnegativity in the periodic table