Problems 1-4 Information: A bird flies in a straight line at position s(t) = 3cos(2t) + 4t + t meters. At t = 5 s: %3D Problem 1 What is the bird's position? Problem 2 What is the bird's speed? Problem 3 What is the bird's acceleration? Problem 4 What is the bird's starting position?
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- 3. The velocity of a particle traveling along a straight line is v = (3t – 4t) ft/s, where t is in seconds. If s = 4 ft when t = 0, determine the position of the particle when t = 4 s. What is the total distance traveled during the time interval t = 0 to t = 4 s?PlzCan you please answer this question and show all of the steps
- The acceleration of a bus is given by a, (t) = at, where a = 1.25 m/s³ is a constant. ▾ Part A If the bus's velocity at time ₁1.15 s is 4.90 m/s, what is its velocity at time t₂ = 2.20 s? Express your answer in meters per second. = 7.10 m/s Submit ✓ Correct Correct answer is shown. Your answer 6.78 m/s was either rounded differently or used a different number of significant figures than required for this part. Part B Previous Answers If the bus's position at time ₁ = 1.158 is 6.00 m, what is its position at time (₂2.20 s? Express your answer in meters. ΓΓΙ ΑΣΦ VO z= 7.90 A Submit Previous Answers Request Answer < Return to Assignment P * Incorrect; Try Again; 8 attempts remaining You may have omitted the initial velocity of the bus. Provide Feedback ? mWhich of the following is a motion diagram between t = 5.00 s and t = 9.00 s? a. options in atttachemnt b. What is the acceleration between t = 5.00 s and t = 9.00 s? If the acceleration is to +x-direction, enter a positive value and if the acceleration is to –x-direction, enter a negative value. anser in m/s^2A lamina occupies the part of the disk x² + y < 16 in the first quadrant and the density at each point is given by the function p(x, y) = 4(x2 + y²). %3D A. What is the total mass? D. Where is the center of mass? Submit answer
- Plz asapProblem 3: You throw an object up with a speed of voy = 7 m/s from a height of y = 25 m. %3D Part (a) How long, in seconds, does it take for the object to reach the ground? Numeric : A numeric value is expected and not an expression. %3D1. Assuming no air resistance, if the time for a projectile to get to the highest point is 27s, what would be its total flight time (in s)? 2. An object that has been moving with a speed of 5m/s for 10s can have a zero displacement. YES OR NO? 3. A person drops a stone from the top of a bridge that is 28.6m high. How long (in s) will it take the stone to hit the water?
- 3. A bee flies in a straight line (a "beeline" as they say). The initial speed of the bee is Vo = 100 cm/s. The acceleration of the bee versus position is given by the graph below. a [cm/s²] 500 0 -250 50 105 145 195 s [cm] a. At what position will the speed of the bee be maximum? Hint: it will be one of the labeled points: 0cm, 50cm, 105cm, 145cm or 195cm. b. What is the speed of the bee at that location? C. What is the speed of the bee after traveling the full 195cm? Hints: you don't need to figure the equations for the four lines to do the integrals, and be careful of the signs.Freya clears a crossbar while pole vaulting. She releases the pole before she achieves her peak height. It takes her 2 seconds to fall from her peak height to the landing pit. The landing pit is 1.5 m high. How high above the ground was Freya at the peak height of her vault?Mt. Asama, Japan, is an active volcano complex. In 2009, an eruption threw solid volcanic rocks that landed far from the crater. Suppose that one such rock was launched at an angle of θ = 57.6 degrees above horizontal, and landed a horizontal distance d = 880 m from the crater, and a vertical distance h = 940 m below the crater. a) what is the initial speed of the rock in m/s? b) how long in secs was the rock in the air?