The ratio of output power to input power, in percent, is called
... power called the horsepower and said it was the same as The ratio of output power to input power in percent is called a conductivity b efficiency [ c work d ... http://wiki.answers.com/Q/Special:Contributions%26target=ip:ID1167603134%26offset=1350&offset=1000
] Auto answered|Score .9785User:
If the velocity of an object changes from 65 m/s to 98 m/s during a time interval of 12 s, what is the
acceleration of the object?
A. 33 m/s
B. 13.58 m/s
C. 2.75 m/s
D. 5.42 m/sWeegy:
If the velocity of an object changes from 65 ms to 98 ms during a time interval of 12 s what is the acceleration of the object? [ http://wiki.answers.com/Q/If_the_velocity_of_an_object_changes_from_65_ms_to_98_ms_during_a_time_interval_of_12_s_what_is_the_acceleration_of_the_object
] Auto answered|Score .8208User:
A car travels from Boston to Hartford in 4 hours. The two cities are 240 kilometers apart. What was
the average speed of the car during the trip?
A. 36 km/hour
B. 4 km/hour
C. 960 km/hour
D. 60 km/hourWeegy:
C. 60 km/hour Auto answered|Score 1|taben29|Points 777|User:
If a stone with an original velocity of 0 is falling from a ledge and takes 8 seconds to hit the ground,
what is the final velocity of the stone?
A. 78.4 m/s
B. 156.8 m/s
C. 42.6 m/s
D. 39.2 m/s
C. 78.4 m/sAuto answered|Score .9876|japs2310qa|Points 1979|User:
According to Ptolemy's model of the movement of celestial bodies,
A. planets orbit in circular paths around the earth.
B. the sun is the center of the universe.
C. the earth rotates around the moon.
D. the earth rotates around the sun.Weegy:
According to Ptolemy's model of the movement of celestial bodies,: C. planets orbit in circular paths around the earth. [http://en.wikipedia.org/wiki/Ptolemy
]Auto answered|Score 1|andrewpallarca|Points 25604|User:
A center-seeking force related to acceleration is _______ force.
The answer is C. CentrifugalAuto answered|Score 1|jake09|Points 18|User:
If an object has a mass of 20 kg, what is the force of gravity acting on it on earth?
A. 32.67 N
B. 1.96 kg
C. 2.04 kg
D. 196 NWeegy:
The answer is 2.04 kg.http://en.allexperts.com/q/Physics-1358/mechanics-5.htmAuto answered|Score 1User:
Within the metric system all units are based on the number
Within the metric system all units are based on the number A. 1. B. 100. C. 10. D. 1000. [www.weegy.com/?ConversationId=0HSRYZ94
]Auto answered|Score 1User:
A car with a mass of 1,200 kilograms is moving around a circular curve at a uniform velocity of 20
meters per second. The centripetal force on the car is 6,000 newtons. What is the radius of the curve?
A. 80 meters
B. 16 meters
C. 32 meters
D. 160 metersWeegy:
The radius of the curve is D. 80 meters.
Auto answered|Score 1|yumdrea|Points 1251|User:
A tank with a flat bottom is filled with water to a height of 4 meters. What is the pressure at any point
at the bottom of the tank? (You can ignore atmospheric pressure when calculating your answer.)
A. 39.2 kPa
B. 18.9 kPa
C. 9.8 kPa
D. 4.0 kPaWeegy:
A. 39.2 kPaAuto answered|Score .8188|smp0784|Points 4142|
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