Physics, 12.11.2020 18:50 charliiboddie29
5. The weight of a person on Earth is 750 N. What is the person's weight on the moon if the Moon's
gravity is 1.67 m/s??
6. The hammer on Earth is 50 N. What is the weight of the hammer on the moon if the Moon's
gravity is 1.67 m/s??
m
7. A 10 kg box is pushed to the right is being pushed with a force of 100 N. If the frictional force is
20 N, what is the box's acceleration?
Please help fast, even one exercise.
Answers: 1
Physics, 21.06.2019 18:00
Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?
Answers: 1
Physics, 21.06.2019 23:10
6β55 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.
Answers: 2
Physics, 22.06.2019 14:20
How many atoms of nitrogen are in the chemical formula ni(w on
Answers: 1
5. The weight of a person on Earth is 750 N. What is the person's weight on the moon if the Moon's...
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