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archi
Questions (22)
Find the volume of the solid obtained by rotating the region bounded by the given curves about the specified axis.
y=2+1/x^4,y=2,
4 answers
640 views
A parallel plate capacitor with plate separation d is connected to a battery. The capacitor is fully charged to Q Coulombs and a
1 answer
802 views
A charge, Q2 = -9.00x10-6 C, is 12.00 cm to the right of charge Q1 = 10.00x10-6 C. Where can a third charge be placed, along the
0 answers
1,071 views
You are looking into the headlights of a distant vehicle on an autoroute in France. The driver has shown his resistance to the
1 answer
756 views
You wish to have a plane pocket mirror that is as discreet as possible but with which you can see the whole width of your face.
1 answer
422 views
You are lost in the woods with a friend. He's nearsighted and you're farsighted. You decide to start a fire to attract
0 answers
421 views
A satellite dish is designed to pick up radio waves from geostationary satellites about 36000 km about the Earth's surface.
If
1 answer
677 views
You're standing several meters away from a regular (plane) mirror. The mirror has water spots on its surface. Can you see both
1 answer
431 views
Water is leaking out of an inverted conical tank at a rate of 13200 cubic centimeters per min at the same time that water is
0 answers
566 views
If two resistors R1 and R2 are connected in parallel, then the total resistance R measured in ohms is given by
1/R=1/R1+1/R2 If
1 answer
749 views
In the design of a supermarket, there are to be several ramps connecting different parts of the store. Customers will have to
2 answers
3,410 views
Find the slope of the tangent line to the curve
(3x+3y−27)^(1/2)+(2xy−39)^(1/2)=8 at the point (8,4).
1 answer
465 views
Two acrobats, each of 78.0 kg, launch themselves together from a swing, holding hands. Their velocity at launch was 6.80 m/s and
0 answers
716 views
A 0.267kg ball is thrown straight up from 2.20m above the ground. Its initial vertical speed is 9.20m/s. A short time later, it
1 answer
833 views
A 0.267kg ball is thrown straight up from 2.20m above the ground. Its initial vertical speed is 9.20m/s. A short time later, it
3 answers
707 views
A moving 2.20kg block collides with a horizontal spring whose spring constant is 419 N/m. The block compresses the spring a
4 answers
706 views
In mid-nineteenth century England horses were often used to pull barges along canals. The horse, naturally, trudged along a path
0 answers
662 views
Hung vertically, a massless spring extends by 3.00 cm when a mass of 992.0 g is attached to its lower end. The same mass and
2 answers
879 views
if f is a function such that
lim x->6,f(x)=-5, evaluate lim x->6 -2f(x)+5f(x+3).
1 answer
523 views
You are walking at 4.40 km per hour across a frozen lake in the snow. You do not realize that with each step you turn 0.40
1 answer
487 views
One of the methods used to train astronauts for the effects of "zero gravity" in space is to put them in a specially equipped
0 answers
718 views
A mass M = 21.00 kg is suspended by a massless string from the ceiling of a van which is moving with constant acceleration a, as
1 answer
1,129 views
Answers (5)
thank you soo much! :D
so, in this case its 9cm?
what is x?
thanks!
nvm - i got the answer!
