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khally92:
How much additional energy is needed to fire a 7.2 x 102kg weather monitor on the earth’s surface to a height of 120 km above the earth.?…
 updated one year ago
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Mathematics

khally92:
Thomas the train and Diesel are involved in an elastic collision. A 2.5 kg Thomas is, at rest but is approached headon by a 5.0 kg Diesel m…
 updated one year ago
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Mathematics

khally92:
A bullet of mass 45 g is fired at a speed of 220 m/s into a 5.0kg sandbag hanging from a string from the ceiling. The sandbag absorbs the b…
 updated one year ago
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Mathematics

khally92:
A bullet of mass 45 g is fired at a speed of 220 m/s into a 5.0kg sandbag hanging from a string from the ceiling. The sandbag absorbs the…
 updated one year ago
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Mathematics

khally92:
A bullet of mass 45 g is fired at a speed of 220 m/s into a 5.0kg sandbag hanging from a string from the ceiling. The sandbag absorbs the…
 updated one year ago
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Mathematics

khally92:
A 1.0 kg puck sliding at 15 m/s along some horizontal frictionless ice strikes and compresses a horizontal spring attached to one end of th…
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Mathematics

khally92:
A 1.0 kg puck sliding at 15 m/s along some horizontal frictionless ice strikes and compresses a horizontal spring attached to one end of th…
 updated one year ago
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Mathematics

khally92:
In a rescue scene during the 911 crisis, a helicopter of mass 6000kg accelerates upward at the rate of 0.50ms^1 while lifting a 2500kg piec…
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Mathematics

khally92:
Please find attachment below?
…
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Mathematics

khally92:
Jack is driving with a pail of water along a straight pathway at a steady 25ms when he passes jill who is parked in her minivan waiting for…
 updated one year ago
 17 replies
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Mathematics

khally92:
An airplane requires 420m of runway to take off from an airstrip. if the plane starts from rest and it takes 32s to lift off, with what velo…
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Mathematics

khally92:
Please could any one sketch the graph of Square root of F=1/R thanks
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Mathematics

khally92:
please how would the graph of the variation F=1/R^2 look like. thanks
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Mathematics

khally92:
The force between two charges Q and q is 0.000000031N. when the two charges are separated by 3.0m. using the formula F=kQq/r^2 determine t…
 updated one year ago
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Mathematics

khally92:
during a pond hockey game, a punk accelerates from rest at 5.0m/s/s over a distance of 80.0cm. the punk then slides with a constant speed f…
 updated one year ago
 20 replies
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Mathematics

khally92:
some mean bond enthalpy are given below CC 348 Kjmol HH 436 Kjmol CLCL 242 Kjmol CH 412
1) write the equation for the reaction used …
 updated one year ago
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Mathematics

khally92:
my first physic question here. A metre ruleis found to be balanced at the 51cm mark. when a body of mass 70g is suspended at the 10cm mark, …
 updated one year ago
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Mathematics

khally92:
Decscibe the shape of the intersection of the plane z=3 and the plane y=z in three space... pleaseeeeeeeeeeeeeeeeeeeee......
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Mathematics

khally92:
Describe the Shape of the intersection of the plane z=3 and the plane y=z in three space. please i need help. i need to submit these assig…
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Mathematics

khally92:
List all the possibilities for the intersection of a line and a plane, draw an example of each... could some one please help..
 updated one year ago
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Mathematics

khally92:
Solve the system of the linear equation and interpret your solution geometrically
2x+y+2z4=0
…
 updated one year ago
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Mathematics

khally92:
Solve the system of the linear equation and interpret your solution geometrically
2x+y+2z4=0
…
 updated one year ago
 25 replies
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Mathematics

khally92:
Describe the shape of the intersection of the plane z=3 and the plane y=z in the three space. question under SYSTEMS OF LINES AND PLANES I…
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khally92:
Describe the shape of the intersection of the plane z=3 and the plane y=z in the three space. question under SYSTEMS OF LINES AND PLANES I…
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Mathematics

khally92:
given two vectors u and v such that u.v=u.v. explain what you know about the two vectors? its a vector question under cross product and …
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khally92:
given u=(1,3,2) v=(2,2,2) w=(5,1,4)
demonstrate that u, v, w are perpendicular to each other.... its a question under cross product an…
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Mathematics

khally92:
Eample of where rate of change of a funtion can be used in real life situation.......... please
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khally92:
aftera particularly harsh winter, the regrowth of a population of rabbit in an area is given by p(t)=500/1+e^t. whare t is the time in year…
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khally92:
A radio active substance has a half life of 20days
how much time is required so that only 1/32 of the original amount remains?
…
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Mathematics

khally92:
The length of a cedar chest is twice its width. the cost/dm^2 of the lid is four times the cost/dm^2 of the rest of the cedar chest. if the …
 updated one year ago
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Mathematics
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