Is there anyway to know the kinematic equations. I’m having trouble understanding which formula to use
Q: An object moves along the x axis according to the equation x = 3.00t2- 2.00t +3.00, where x is in…
A: The given equation is a quadratic equation and the graph of a quadratic equation is a parabola. In…
Q: (a) What is the magnitude (in km) and direction (in degrees south of east) of her displacement…
A: The distance moved by the person towards the south, The distance moved by the person toward the…
Q: You receive orders to sail due east for 24.6 mi to put your salvage ship directly over a sunken…
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Q: 2. A delivery man starts at the post office, driyes 40 km north, then 20 km west, then 60 km…
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Q: A boy walks 4 m South and then walks 7 m at 35 degrees east of south. What is the boy's…
A: d1 →= -4j^ m d2 → = 7m (Sin(35o) i^ - Cos(35o)j^)d2 → = 4 i^ - 5.73j^ mBoy's displacement = d1 →…
Q: A man walks in a straight path from point 1 to point 2 in 3.0 hours and returned to point 1 in 5.0…
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Q: To visit your favorite ice cream shop, you must travel 470mwest on Main Street and then 980msouth on…
A: Find the average speed.Given information: You travelled 470 m in west direction in time 46 s then…
Q: f the motion is in two dimensions, the situation is somewhat more complicated. Here, the actual…
A: According to Pythagoras theorem If a and b are perpendicular sides and c is diagonal then c2 = a2…
Q: Suppose you have three vectors: A⃗=−3i^+6j^ B⃗=2i^−4j^ C⃗=4i^+3j^ What is the magnitude of vector…
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Q: While vacationing in the prairie you go on a nature walk. First you walk 260 m south, then a coyote…
A: d1→ = 260 m due south d2→ = 180 m due south west d3→ = 140 m @30o east of north
Q: I keep using the same formula and come up with 3.2 seconds. .64m/s x 5seconds?
A: Provided data: Here, u is the initial velocity, a is the acceleration, and t is the time.
Q: Bob has just finished climbing a sheer cliff above a level beach and wants to figure out how high he…
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Q: The large blade of a helicopter is rotating in a horizontal circle. The length of the blade is 6.02…
A: The large blade of a helicopter is rotating in a horizontal circle.The length of the blade is r1=…
Q: Starting from one point, a dog walks 25 m in a direction 60° south of west and then walks 50 m…
A: d1→ = 25 m (-cos60oi^ - sin60oj^)d1→ = -12.5i^ - 21.65j^ md2→ = -50 j^ m
Q: you walk 1dkm north in 15 hours and then 18 km west for 2 hours what is the magnitude of your…
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Q: You are driving down a highway and you pass mile marker 45. A while later, you pass mile marker 112.…
A: Given data: Initial position = 45 miles Final position = 112 miles The highway is perfectly…
Q: Given vector A = (3.00i - 2.00j)m and vector B = (-2.00i + 2.00j)m determine vector C if C = 3A - B.…
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Q: An airplane travels 200 km, 30 degrees NE. It changes its course by moving 100 km north before…
A: We will divide the distances travelled into components in the X and Y axes. Then we will equate the…
Q: A person first takes one walk and then another, as described by two displacement vectors A and B: A…
A: Ax=2mAy=4mBx=5mBy=3m
Q: Arvin the Ant is on a picnic table. He travels 30 cm northeast, then 25 cm due north, and finally 15…
A: Given data: Ant travels 30 cm northeast, then 25 cm due north, and finally 15 cm west Need to…
Q: A particle's velocity is along the x-axis is described by v(t)=At+Bt^2, where, t is in seconds and…
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Q: The Moon is about 3.8 x 108m from Earth. Traveling at the speed of light, 3.0 x 108 m/s, how long…
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Q: An object's velocity graph is given by a straight line with an x-intercept =9 sec. and y- intercept…
A: Given :x-intercept = 9 sy-intercept = 5 m
Q: Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he…
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Q: A plane leaves Seattle, flies 78.0 mi at 20.0 ∘ north of east, and then changes direction to 55.0 ∘…
A: The diagram showing the motion of the plane is shown below.
Q: A hiker walks 2.5 km in the +x direction. She then turns 44.7∘to her left, and proceeds 3.43 km in…
A: Given information: A hiker walks distance d1=2.5 km along the +ve x-direction. Then, turns 44.7° her…
Q: 1.1. Consider two vectors: A = 3î – 2ĵ and B = î – 2 ĵ a) Use the component method to determine the…
A: Solution:a. C→ = A→ + B→ = 3 i^ - 2 j^ + i^ - 2j^ =4 i^ - 4 j^ C→ = 42+-42 = 42
Q: x(t) = 6t^2 + 4.2t + 9 What is the object's initial position? Assume each term has units of meters,…
A: Given x(t) = 6t2+4.2t+9 we have to find initial position of object with unit.
Q: While vacationing in the prairie you go on a nature walk. First you walk 160 m south, then a coyote…
A: Given Data: First leg of displacement (A→) = 160 m, south.Second leg of displacement (B→) = 260 m,…
Q: P= 120 lb 30° 70° 0 = 100 lb Using direction cosines, the vector P in the diagram can be expressed…
A: Given: The magnitude of the P is 120 lb. The angle of the P is 30o with positive x-axis.
Q: Bob has just finished climbing a sheer cliff above a level beach and wants to figure out how high he…
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Q: Xavier starts 5 feet away from a motion detector. He then walks away from the detector at a rate of…
A: Given data The initial distance from the detector is do=5 ft The first speed is v1=0.5 ft/s The time…
Q: CIA and NSA launched a hiring program to new agents: to crack the safehouse of the nuclear launch…
A: A rough sketch of the vector diagram for the provided displacements are:
Q: Suppose you first walk 12.5 m in a direction 20° west of north and then 25.5 m in a direction 40°…
A: d1 = 12.5 m @20o west of north d2 = 2.5 m @40o south of west
Q: Acos = x Asin = y why is it in this problem there is the presence of sin in x and cos in y?…
A: Given, A spelunker is surveying a cave. She follows a passage 180 m straight west, then 210 m in a…
Q: A 0.050-kg lump of clay moving horizontally at 12 m/s strikes and sticks to a stationary 0.15-kg…
A: Given data: Mass of cart (m) = 0.15 kg Initial velocity of cart (v0) = 0 m/s, at rest Final…
Q: Vector A is 3 units in length and points along the positive x-axis; vector B is 4 units in length…
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Q: Danny takes his dog to the local dog park every morning, as well (dog-walking is very popular in…
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Q: A boat is traveling at a speed of 50 kilometers per hour, ir the west from the northward direction.…
A: The vector of the velocity of the boat is in the north direction.
Q: when she sees the house, she slams on her brakes. If her reaction time is 1.20s and her car…
A: Initial speed of car u =20.0 m/s Reaction time itr=1.20 s De acceleration a =3.50 m/s 2…
Q: 13. A soccer ball is kicked at an angle of 35° and gained an initial velocity of 40 m/s. Determine…
A: Given Initial velocity vo = 40 m/s Angle θ = 35°
Q: Vector A is 3 units in length and points along the positive x-axis; vector B is 4 units in length…
A: Given data Vector A = 3 points in +ve x direction Vector B, 4 units in the direction of 37 o from…
Q: A plane travels 4 km east and finds itself 5 km North and East of its starting point. Find the y…
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