which of the following is responsible for earth’s magnetic field?
a
molten m...
Physics, 17.12.2019 03:31 cheyenneperuchi
which of the following is responsible for earth’s magnetic field?
a
molten metals in earth’s interior
b
earth’s oceans
c
the gravitational pull of the sun and the moon
d
earth’s orbit
Answers: 2
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Avalue that describes how heavy an object is and is related to the force of gravity is
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An ideal otto cycle has a compression ratio of 10.5, takes in air at 90 kpa and 40°c, and is repeated 2500 times per minute. using constant specific heats at room temperature, determine the thermal efficiency of this cycle and the rate of heat input if the cycle is to produce 90 kw of power.
Answers: 2
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