Math Homework

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A ball is tossed horizontally at a speed of 4.0 m/s from the
A ball is tossed horizontally at a speed of 4.0 m/s from the top of a tower 80 m high. a) How long does it take the ball to reach the bottom of the tower? b) How far from the base of the tower does th… read more
Ryan
Engineer
Bachelor's Degree
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I need 1 or 2 more. Mind helping me out? Ill repay the standard
I need 1 or 2 more. Mind helping me out? I'll repay the standard fee plus tip. Here's 1 of them: 3.68 You drop a rock from rest from the top of a tall building. (a) How far has the rock fallen in 2.50… read more
Ashok Kumar
Master's Degree
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Hi, I have some physics questions here: A sled is being
Hi, I have some physics questions here: A sled is being pulled across a level field, 20 degree upward force is being exerted in the sled. Once the sled is moving, the average horizontal force needed t… read more
Ryan
Engineer
Bachelor's Degree
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Three smooth stones, A, B and C are initially at rest, in contact
Three smooth stones, A, B and C are initially at rest, in contact with each other on the smooth surface of a frozen lake (Figure 1). The masses of the stones are, to 3 significant figures, mA = 8.00 ×… read more
Martin
Master's Degree
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1)A pipe whose diameter is 10in. is equipped with a pipe
1)A pipe whose diameter is 10in. is equipped with a pipe orifice. the diameter of the orifice is 6.00 in. Also, piezometers that lead to a differential mercury gage are connected to the pipe 10.0in. a… read more
Seanna
Writer, tutor, editor, job coach
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a 2.8 kg rectangular air mattress is 2 m long, .5 m wide, and
a 2.8 kg rectangular air mattress is 2 m long, .5 m wide, and .1 m thick. What mass can it support in water before sinking. Please EXPLAIN HOW you get the answer to this, not just the answer or just t… read more
Ryan
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A shell of mass M is fired as shown on the figure, at the top
A shell of mass M is fired as shown on the figure, at the top of its trajectory; the shell explodes into two fragments. One fragment, whose mass is M/4, has a horizontal speed to the left after the ex… read more
R.R. Jha
Bachelor's Degree
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A player stands with his feet at the point O and serves the
A player stands with his feet at the point O and serves the ball from a point Y at a height of 2.4000 m vertically above O. Assume that the ball then travels in a straight line directly over the net a… read more
Dr. Dan
Doctoral Degree
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A 13 foot ladder is placed against a vertical wall. Suppose
A 13 foot ladder is placed against a vertical wall. Suppose the ladder slides away from the wall at a constant rate of 4 feet per second. How fast is the top of the ladder sliding down the wall (negat… read more
abozer
Bachelor's Degree
6,158 satisfied customers
An athlete whose event is the shot put releases a shot. When
An athlete whose event is the shot put releases a shot. When the shot whose path is shown by the graph is released at an angle of 50 degrees, its height, f(x), in feet, can be modeled by f(x)= -0.02x^… read more
Tom
Master's Degree
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A cannonball is launched from a cannon on a wall. If the path
A cannonball is launched from a cannon on a wall. If the path of the cannonball is traced on piece of paper aligned so that the cannon is situated on the y axis, the equation that describes the path i… read more
Chirag
Master's Degree
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I have a formula for Distance which involves knowing Velocity
I have a formula for Distance which involves knowing Velocity and release Angle. If we assume the angle of release of the shot at 35° and the velocity at release as 12 m/sec. Vertical component Vv = 1… read more
mhasan420
Master's Degree
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A disgruntled physics student, frustrated with finals, releases
A disgruntled physics student, frustrated with finals, releases his tensions by bombarding the adjacent building, 19.6 m away, with water balloons. He fires one at 37? from the hori- zontal with an in… read more
abozer
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A car is parked on a cliff overlooking the ocean on an incline
A car is parked on a cliff overlooking the ocean on an incline that makes an angle of 24.0 degrees below the horizontal. The negligent driver leaves the car in neutral, and the emergency breaks are de… read more
David C Gomez
Master's Degree
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1. A projectile is launched from the side of a cliff. After
1. A projectile is launched from the side of a cliff. After 2.02 seconds, the magnitude of the final velocity vector is 33.7 m/s angled at 34 degrees below the horizontal. What is the vertical displac… read more
R.R. Jha
Bachelor's Degree
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A golf ball rolls off a horizontal cliff with an initial speed
A golf ball rolls off a horizontal cliff with an initial speed of 11.4 m/s. The ball falls a vertical distance of 12.5 m into a lake below. How much time does the ball spend in the air? What is the sp… read more
Sk1llz
Math student
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there is a retangle drawn divided into four triangles (draw
there is a retangle drawn divided into four triangles (draw an x from all corners.) sorry cant draw the diagram...it is labled "A" top left corner, "B" top right corner, "C" bottom right corner, and "… read more
Elizabeth
Master's Degree
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Block A (m 2.10 kg), originally at rest, is pushed with a
Block A (m = 2.10 kg), originally at rest, is pushed with a net horizontal force of 8.76 N for 5.43 m as it slides across a horizontal, frictionless surface. Then the force is removed and the Block A … read more
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Bachelor's Degree
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