Physics
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A cheetah can run at approximately 100 km/hr and a gazelle at 80 km/hr. If both animals are running at full speed, with the gazelle 70 m ahead, how l more... |
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Feb 6th |
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A flag of mass 2.5 kg is supported by a single rope as shown in the figure below. A strong horizontal wind exerts a force of 12 N on the flag. Find th more... |
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Feb 5th |
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I need a physical Science topic to write about applying it to the legal field more... |
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Feb 5th |
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It is 80 kilometers from the Hood cottage to Grandma's house. It will therefore be 80 kilometers back. Little Red Riding Hood sets off over the rive more... |
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Feb 2nd |
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There is a hill in East Smurf Village. On this hill is a trail. Nobody knows how long the trail is. One fine morning, Papa Smurf drives his vehic more... |
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Feb 2nd |
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A criminal is escaping across a rooftop and runs off the roof horizontally at a speed of 5.1 m/s, hoping to land on the roof of an adjacent building. more... |
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Jan 31st |
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A boulder is raised above the ground so its potential energy is 200 joules. then it is dropped. what is the kinetic energy just before hitting the gro more... |
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Jan 30th |
a pulley system lifts a load of 600N by an effort of200N.Resistance due to movable part of machine is 400N.find(1)MA
(2)Velocity Ratio
(3)no o more... |
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Jan 30th |
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Calculate the extension of a cable when its Young Modulus is 2.4x10^11 Pa, cross sectional area is 1.2x10^-6 m^2, applied load is 30 N, and original l more... |
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Jan 22nd |
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Calculate the force applied to a cable when its diameter is 1.8 mm, Young Modulus is 2.2x10^11 Pa, original length is 1.3 m and is extended 0.05 mm. more... |
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Jan 22nd |
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Calculate the force applied to a cable when its diameter is 1.8 mm, Young Modulus is 2.2x10^11 Pa, original length is 1.3 m and is extended 0.05 mm. more... |
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Jan 22nd |
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Calculate the extension of a cable when its Young Modulus is 1.1x10^11 Pa, diameter is 2.6 mm, applied load is 32 N, and original length is 1.65 m. more... |
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Jan 22nd |
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Calculate the original length of a wire that has a Young Modulus of 2.3x10^11 Pa, diameter of 1.8 mm, and is extended 0.42 mm when a load of 25 N is a more... |
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Jan 22nd |
A frog is riding on the top of a cylindrical piece of wood floating in still water.
Half of the wood, with a diameter of 4 cm and length 20 cm, i more... |
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Jan 21st |
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An old manuscript reveals that a landowner in the time of King Arthur held 5.00 acres of plowed land plus a livestock area of 25.0 perches by 4.00 per more... |
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Jan 20th |
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