The diagram at the right shows the path of a ship
that sails at a constant velocity of 42 km/h east.
What is the ship’s position when it reaches point C,
relative to the starting point, A, if it sails from
point B to point C in exactly 1.5 h?
Another ship starts at the same time from point B, but its velocity is 58 m/S east. What is its position,
relative to A, after 1.5 S?
What would a ship position be if that ship started at point B and traveled at velocity of 35 m/s west to
point D in a time period 1.2 m/s ?
Answers: 1
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Assuming weightless pulleys and 100% efficiency, what is the minimum input force required to lift a 120 n weight using a single fixed pulley?
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Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.
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Each neuron shown in this figure innervates a group of muscle fibers. what is the term for a group of muscle fibers innervated by a single neuron?
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In addition to gravity, what is the other predominant force that affects the motion of a pendulum?
Answers: 1
The diagram at the right shows the path of a ship
that sails at a constant velocity of 42 km/h eas...
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