3. Two rockets start from rest at the same elevation. Rocket A accelerates vertically at 20m/s^2 for 12s and then maintains a constant speed. Rocket B accelerates at 15m/s^2 until reaching a constant speed of 150m/s. What is the distance between the rockets when t=20s.

Q: 4. You attach a meter stick to an oak tree, such that the top of the meter stick is 2.27 meters…

A: Given The top of the meter stick from the ground is h1=2.27 m. The time is taken by Acron to cover…

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A: Here, we use the position function to calculate the positions at the given times.

Q: 3. The position of a car is given by x(t) = −(10m/s)t+(2m/s²)t². a) Find the velocity and…

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Q: 1. Two divers jump from a 4.00-m platform. One jumps upward at 2.40 m/s and the second steps off the…

A: Given that : Height (h) = 4 meters Initial Velocity of first diver v0 = 2.40 m/sec Initial Velocity…

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Q: 4. A roller coaster car starts going down a hill from rest. It accelerates at 4.0 m/s². If it is on…

A: Given Information:- Initial speed of the roller coaster is vi=0 Acceleration of the roller coaster…

Q: Paola can flex her legs from a bent position through a distance of 22.1 cm. Paola leaves the ground…

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Q: 1. Near the end of a marathon race, the first two runners are separated by a distance of 45.0 m. The…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

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A: Given: H = 180 m S1 = 60 m S2 = 120m u1 = 90 m/s

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Q: An airplane traveling north at 400 m/s is accelerated due east at a rate of 50 m/s² for 6 s. If the…

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Q: A stone was kicked at an angle of 20.0° above the horizontal with initial speed of 11.0 m/s.…

A: Given that The angle of projection θ = 20° Initial speed of projection u = 11 m/s Gravity g = 10…

Q: 4. A stunt driver on a motorcycle speeds off a 22.3 m high cliff at a speed of 24.5 m/s. How far…

A:

Q: If a given spore is accelerated from rest to 1.23 m/s in 7.45 us, what is the magnitude of the…

A: Given,             v=1.23 m/s and t=7.45 μs=7.45×10-6sAccelaration , a=vt=1.23 m/s 7.45…

Q: Bob hits a tennis ball upward with a velocity of ?⃗0 = 30 ?̂ ? ? from a height of 1 meter above the…

A: At time 2.5 s A) velocity= 5.5 m/s in upward direction B) position= 45.4m from ground

Q: A fish swimming in a horizontal place has velocity v, = (4.01 + 1.0j)m/s at a point in the ocean…

A: It is given that vo=4i^+1j^m/sro=10i^-4j^ mt1=20 sv=20i^-5j^ m/st=2.5 s

Q: On the moon the acceleration due to gravity is 1/6 of Earth's. A ball is thrown straight up to the…

A: Time of flight of ball on moon = time of flight on earth = 19 seconds Acceleration due to gravity on…

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Q: James bond is driving his aston matin with a spped of 40 m/s as he flies off a 100m tall building…

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Q: 70. A particle is moving along a straight line path according x' = at² + 2bt +c where 's' represents…

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Q: Q15 A spear is launched at 45o to the horizontal from a high cliff. The spear lands at 60o…

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Q: 6. is. He knows that he can throw a baseball with a horizontal velocity of 25.8m/s. When he throws…

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Q: 16. (a) What is the velocity of the rocket when it runs out of fuel? * Situation 2: A rocket rises…

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Q: 4. Given A vehicle changes velocity from 80.0 km/hr to 20.0 km/hr in 6.00 seconds. Required: Find…

A: Here we can use formula v = u + ft and we need to convert all values in fps system.

Q: A physics student is on the top of a cliff. He wishes to know how high the cliff is. He knows that…

A: Initial horizontal velocity (v) = 25.8 msHorizontal distance (d) = 30.8 m

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Q: A boy standing on a 2.0 m platform kicks a soccer ball at a 8.0 m tall wall 5 m away. The ball has…

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Q: a.) A startled armadillo leaps into the air from level grand, staying in the for 0.34s. How fast did…

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Q: to

A: A freely falling object moves under the influence of gravitational force and will have a constant…