Physics, 22.03.2021 19:50 shongmadi77
Calculate the kinetic energy of a bullet of mass 0.015 kg, travelling at a speed of 240 m/s.
Calculate the increase in the gravitational potential energy store of a boy of mass 50 kg after he has climbed the Taipei 101 Tower, which is 440 m high.
A car has a mass of 1500 kg. It accelerates from a speed of 15 m/s to a speed of 20 m/s. Calculate the increase in kinetic energy of the car.
A car suspension spring has a spring constant of 2000 N/m. Calculate the elastic potential energy stored in the spring when it is compressed by 8 cm.
A meteor has a mass of 0.05 kg and it is travelling towards Earth at a speed of 30 km/s. Calculate the kinetic energy of the meteor.
Answers: 2
Physics, 22.06.2019 00:30
Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.
Answers: 1
Physics, 22.06.2019 05:30
What is a neurotransmitter involved in mood reward, addiction, and motor behaviors?
Answers: 3
Physics, 22.06.2019 06:20
Atwo-stage air compressor operates at steady state, compression 10m^3/min of air from 100 kpa and 300k to 1200 kpa. an intercooler between the two stages cools the air to 300k at a constant pressure of 350 kpa. the compression processes are isentropic. a) calculate the power required to run the compressor, in kw b) compare the result to the power required for isentropic compression from the same inlet state to the same final pressure.
Answers: 1
Calculate the kinetic energy of a bullet of mass 0.015 kg, travelling at a speed of 240 m/s.
Calcul...
Mathematics, 12.08.2020 05:01
Mathematics, 12.08.2020 05:01
Mathematics, 12.08.2020 05:01
Mathematics, 12.08.2020 05:01
Biology, 12.08.2020 05:01
English, 12.08.2020 05:01