Physics, 07.04.2020 18:26 Pattondestiny
An oscillating block-spring system has a mechanical energy of 0.569 J, an amplitude of 10.3 cm, and a maximum speed of 4.63 m/s. Find (a) the spring constant, (b) the mass (in kg) of the block and (c) the frequency (in Hz) of oscillation.
Answers: 3
Physics, 22.06.2019 01:10
Asteam power plant operates on an ideal reheat rankine cycle between the pressure limits of 15 mpa and 10 kpa. the mass flow rate of steam through the cycle is 12 kg/s. steam enters both stages of the turbine at 500°c. if the moisture content of the steam at the exit of the low-pressure turbine is not to exceed 10 percent, determine (a) the pressure at which reheating takes place, (b) the total rate of heat input in the boiler, and (c) the thermal efficiency of the cycle. also, show the cycle on a t-s diagram with respect to the saturation lines. (2.15 mpa; 45.0 mw; 42.6%)
Answers: 3
Physics, 22.06.2019 12:10
An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point
Answers: 1
Physics, 22.06.2019 16:30
In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?
Answers: 3
Physics, 22.06.2019 18:00
Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th
Answers: 3
An oscillating block-spring system has a mechanical energy of 0.569 J, an amplitude of 10.3 cm, and...
Mathematics, 18.09.2020 21:01
Social Studies, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
History, 18.09.2020 21:01
English, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
English, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Mathematics, 18.09.2020 21:01
Biology, 18.09.2020 22:01
Mathematics, 18.09.2020 22:01