Physics

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The Aswan High Dam on the Nile River in Egypt is 111 m high. What is the gauge pressure in the water ... Started by Jipu 123	1 Replies 83 Views	Jul 29, 2018 by elizabethrperez
An astronaut stands by the rim of a crater on the Moon, where the acceleration of gravity is 1.62 ... Started by 123654777	3 Replies 115 Views	Jul 29, 2018 by blazinlyss
A car weighing 5000 N is traveling along a straight level road powered by a forward drive force of ... Started by lb_gilbert	1 Replies 203 Views	Jul 29, 2018 by tofugiraffe
A piece of taffy slams into and sticks to another identical piece of taffy at rest. The momentum of ... Started by dejastew	1 Replies 135 Views	Jul 29, 2018 by softEldritch
An empty train car of mass 2.0 x 104 kg coasts along at 10 m/s. A 3000-kg boulder is suddenly ... Started by cookcarl	1 Replies 92 Views	Jul 29, 2018 by wilsonbho
A 1200-kg cannon suddenly fires 100kg cannonball at 35m/sWhat is the recoil speed of the cannon? ... Started by big1devin	3 Replies 172 Views	Jul 29, 2018 by Ksh22
Can anything be done to stretch out the fuel supply for fission nuclear reactors so that such ... Started by fox	1 Replies 83 Views	Jul 29, 2018 by abro1885
Two electromagnetic have different frequencies but equal amplitudes. The one with higher frequency ... Started by Marty	1 Replies 57 Views	Jul 29, 2018 by kxciann
A car moving at 50 km/h skids 20 m with locked brakes. How far will it skid if its initial speed is ... Started by nenivikky	1 Replies 46 Views	Jul 29, 2018 by rleezy04
A ball is projected into the air with 900 J of kinetic energy that is transformed to potential ... Started by Sufayan.ah	3 Replies 103 Views	Jul 29, 2018 by popopong
An airplane starts from rest and accelerates at a constant 10.8 m/s2. What is its speed at the end ... Started by mwit1967	1 Replies 142 Views	Jul 29, 2018 by amandanbreshears
A car that travels twice as fast as another car when braking to a stop will skid A) twice as far. ... Started by biggirl4568	1 Replies 99 Views	Jul 29, 2018 by covalentbond
An auto moves at a steady 50 mph down a straight level road. Which of the following is the forward ... Started by eruditmonkey@yahoo.com	1 Replies 124 Views	Jul 29, 2018 by Hikerman221
In what ways might a country's nuclear power industry assist that country in obtaining nuclear ... Started by bclement10	3 Replies 156 Views	Jul 29, 2018 by flexer1n1
Which of the following does not travel at light speed? A) light B) radio waves C) X-rays D) ... Started by viki	1 Replies 148 Views	Jul 29, 2018 by nmyers
You and your friend, who has the same mass as you, want to go to the top of the Eiffel Tower. Your ... Started by ssal	1 Replies 62 Views	Jul 29, 2018 by pratush dev
Which of the following is produced by the thermal vibrations of molecules? A) shock waves B) ... Started by abc	1 Replies 107 Views	Jul 29, 2018 by wuly
Two identical arrows, one with twice the speed of the other are fired into a bale of hay. The faster ... Started by vicky	3 Replies 50 Views	Jul 29, 2018 by mcomstock09
At the Three Mile Island reactor A) meltdown occurred accompanied by a large-scale release of ... Started by gbarreiro	1 Replies 53 Views	Jul 29, 2018 by Animal_Goddess
A diffraction grating has rulings of 890 lines/mm. When white light is incident normally on the ... Started by shenderson6	1 Replies 69 Views	Jul 29, 2018 by owenfalvey
Let the orbital radius of a planet be R and let the orbital period of the planet be T. What quantity ... Started by clmills979	1 Replies 79 Views	Jul 29, 2018 by juliaf
Which of the following waves has the highest frequency? A) visible B) ultraviolet C) sound D) ... Started by sheilaspns	3 Replies 146 Views	Jul 29, 2018 by Animal_Goddess
A boulder is dropped onto mud and plows into it a certain distance. If it hits with three times as ... Started by littleanan	1 Replies 91 Views	Jul 29, 2018 by jamesnevil303
Suppose that we wish to find the net force on an automobile, in order to apply Newton's law of ... Started by cookcarl	1 Replies 116 Views	Jul 29, 2018 by aidanmbrowne
In producing a uranium bomb, the most difficult step is A) getting the uranium into gaseous form ... Started by sabina	1 Replies 201 Views	Jul 29, 2018 by wfdfwc23