Static climbing ropes are designed to be relatively stiff so that they stretch less than dynamic ropes. to meet a certain specification, an 11-mm -diameter rope must experience a maximum elongation of 5.0% when supporting a 150 kg load.
q) what is the minimum young's modulus?

6–55 refrigerant-134a enters the condenser of a residential heat pump at 800 kpa and 358c at a rate of 0.018 kg/s and leaves at 800 kpa as a saturated liquid. if the compressor consumes 1.2 kw of power, determine (a) the cop of the heat pump and (b) the rate of heat absorption from the outside air.

Aforce of 9.00 newtons acts at an angle of 19.0 to the horizontal. what is its component in the horizontal direction?

If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star