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- 2.467 is still wrong for the magnitudeA golfer on level ground attempts to drive a golf ball across a 50 meter wide pond by hitting the ball so that it travels initially at 25m/s at an angle of 45 degrees to the horizontal plane. How far will the golf ball travel?He was skiing off a slope inclined at theta = 26.7 degrees below horizontal at a speed of v0=22 m/s. He must clear a gorge and slope on the other side at height h = 14.7 meters below the edge of the higher slope. How do you determine the maximum width of the gorge (in meters) so that he clears it?
- Find the sum of the following four vectors ((a) and (b) for x and y components respectively), and as (c) a magnitude and (d) an angle relative to +x (including sign plus or minus).P→: 16.0 m, at 16.0o counterclockwise from +xQ→: 7.00 m, at 6.80o counterclockwise from +yR→: 23.0 m, at 33.0o clockwise from -yS→: 24.0 m, at 47.0o counterclockwise from -y I just need (d) solved. Thank you.Imagine you want to measure the height of an inaccessible mountain peak on an island in the South Pacific. First, you line up your boat so it is due west of the peak, and then find that the peak is an angle of 12 degrees up from the horizon. Next, you move your boat a displacement of 25km, 37 degrees south of east. How tall is the peak of the mountain?Vectors A and B both lie in the x-y plane. Vector A is given by a=4i-7j and vector B has a magnitube of 15,i.e. |B| = 15. If vectors A and B are perpendicular to one another, what does vector B equal?
- Find the sum of the following four vectors ((a) and (b) for x and y components respectively), and as (c) a magnitude and (d) an angle relative to +x (including sign plus or minus).P→: 16.0 m, at 16.0o counterclockwise from +xQ→: 7.00 m, at 6.80o counterclockwise from +yR→: 23.0 m, at 33.0o clockwise from -yS→: 24.0 m, at 47.0o counterclockwise from -y1) Express the speed of light, 3x10^8 m/s, ina) feet per nanosecond andb) millimeters per picosecond. 2) If A=6i-8j, B=-8i+3j and C=26i+19j determine a and b so that aA+bB+C=0 3)Two vectors are given by, a=2i+3j-k b= -i-2j+k Find a) a.b b) axb 4- Three vectors are given by a= 6i+2j-4k, b=-2i-j+k, c=3i+2j+2k Find a) a. (bxc) b) a. (b+c) c) ax (b+c) 5) If d is just a number, for what value of d is the vector A=2i+2j+4k perpendicular to the vector ?⃗⃗ = 2?̂− 8?̂+ ??̂?Two points are given in polar coordinates by (r, ?) = (2.60 m, 50.0°) and (r, ?) = (3.00 m, −42.0°), respectively. What is the distance between them?
- Two points are given in polar coordinates by (rθ) = (2.00 m, 50.0°) and (r,θ) = (5.00 m, −50.0°), respectively. What is the distance between them?In the answer, it gives a formula f-ff=m(0) and afterwards simplies into 120 - ff = 0 and further into ff=120N. My question is how do you not have to divide by 0 to finish the equation if that makes sense. To simply further why are we able to ignore the m(0) portion?Snow is falling vertically at a constant speed of 7.8m/s. a) At what angle from the vertical and b) with what speed do the snowflakes appear to be falling as viewed by the driver of a car traveling on a straight road with a speed of 55km/h?