A boat takes 4 h to travel 30 kilometer down a river then 8
A boat takes 4 h to travel 30 kilometer down a river, then 8 h to return. Evaluate how fast is the river flowing?
km/hr
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find the linear speed that the bottom of the test tube must have in a centrifuge if the centripetal acceleration there
you have a single 60 watt bulb on in your room define how does the overall resistance of your room electric circuit
find the speed of light observed coming from a star if the star is moving toward us at half the speed of lightfind the
a spring of negligible mass has force constant k 1600 nma find how far must the spring be compressed for 350 joule of
a boat takes 4 h to travel 30 kilometer down a river then 8 h to return evaluate how fast is the river
a ball thrown horizontally at 20 ms travels a horizontal distance of 52 meter before hitting the ground determine from
as a science fair project you want to launch an 800 gram model rocket straight up and hit a horizontally moving target
in loading a fish delivery van a man pushes a block of ice up a 16o incline at constant speed the push is 165 newton in
a pump lifts 200 kilogram of water per hour a height of 50 meter find the minimum necessary power output rating of the
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