215 Answered Questions for the topic Velocity
10/04/18
Rolle's Theorem
The height of a ball t seconds after it is thrown upward from a height of 5 feet and with an initial velocity of 64 feet per second is f (t) = -16t2 + 64t + 5.
Verify that f(1) = f(3). In ft.f...
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Physics Question:
In a 3 km race, a runner completes the first km in 6 minutes, the second km in 7 minutes, and the final km in 7 minutes. The average speed of the runner for the race is approximately what?A) 6.7...
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A deer moves East through the Forest at 4 m/s for 10 seconds. What is the deer's displacement?
The choices A) 40 mB) 4 m/s East C) 40 m EastD) 40 m/s
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09/30/18
A plane flies 1200 km in 2.5 hours. What is the average speed of the flight?
The answer choices are A) 480 km/hr B) 300 km/hrC) 1200 km/hrD) 200 km/hr
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If a ball is thrown straight up into the air with an initial velocity of 60 ft/s...?
If a ball is thrown straight up into the air with an initial velocity of 60 ft/s, its height in feet after t seconds is given by y=60t−16t^2. Find the average velocity for the time period beginning...
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Velocity
09/20/18
What is the velocity of a horse running a distance of 1 mile in 5 minutes due south?
Convert to si units m/s
Velocity Physics
08/15/18
El Paso is 1142 km south of denver. If a bus makes the trip in 15.08h what is the average velocity
and if you could explain displacement and velocity that would be nice thank you
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Velocity
07/31/18
Micheal drove 100 miles in 2 hours. what was micheal's velocity
I want to know what is his velocity because he drove 100 miles in 2 hours
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Velocity
06/08/18
I am stuck on solving for t after i setup my problem
A rock is thrown upward with a velocity of 18 meters per second from the top of a 37 meter high cliff, and it misses the cliff on the way back down. When will the rock be 3 meters from the water,...
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Velocity
06/07/18
Velocity rider
What formulas to I use to work this out. Thanks for your help.
A person is riding a bike with a tail wind of 12 m/s. The velocity of the cyclist is 55km/h. What is the velocity of the rider...
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05/21/18
Find Velocity using a limit
Use the position function s(t)= -16t2 + 98 to find the velocity in feet/seconds at time t= 1 second. The velocity at t=c seconds is given by lim t>c , s(c)-s(t)/c-t
please show all work
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Finding the speed in 3D motion
Hi
I have been given the position vector of a particle, and have then differentiated this to get the velocity vector for the patricle. I have now been asked to find the speed, but am not sure...
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Velocity V = 32t
04/17/18
Find the velocity of a bowling ball dropped out of an airplane after 3.4 seconds
If a bowling ball is dropped out of an airplane, what will it's speed (velocity) be after 3.4 seconds, assuming no air resistance? (Hint: Use the equation v = 32t
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02/23/18
Precalculus Math Problem
I'm not sure how to approach this problem and I'd really appreciate any help!If a ball is thrown directly upward with a velocity of 36 ft/s, its height (in feet) after t seconds is given by y = 36t...
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Velocity Physics Vectors
02/17/18
physics help
An airplane is flying at 200 m/s at an angle of 30o north of east. How fast is the plane flying North? An airplane is flying at 200 m/s at an angle of 30o north of east. How fast is the plane...
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A basketball referee tosses the ball straight up for the starting tip-off.
At what velocity must a basketball player leave the ground to rise 1.25m above the floor in an attempt to get the ball. Show all the steps taken to get to the answer.
what is the momentum of a system of two particles
What is the momentum of a system of two particles with these respective masses and velocities: 3.75 kg moving north at 5.6m/s and 4.2 kg moving northwest at 2.3m/s?
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What speed will the child reach the bottom of the slide
A 42 kg child slides from the top of a 3 m high playground slide. With what speed will the child reach the bottom of the slide assuming: (a)There is no friction? (b) 23 J of energy is dissipated...
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Velocity Word Problem
12/12/17
Velocity Word Problem
A ball is thrown upward with an initial velocity of 42 meters per second from a cliff that is 10 meters high. The height of the ball is given by the quadratic equation h=-4.9t^2+ 42t+70 where h is...
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12/05/17
How do i use the energy equation to answer the question below?
A particle of mass m = 10kg moves along a straight line under the action of force F =λ/x4, where λ is some constant. A measurement shows that the particle passes the pointx = 1m with the velocity...
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Velocity
11/28/17
A sprinter completes its 100 metre race in 12s.find its average spee
answer
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Sine wave as a function of time
Find the frequency and the angular velocity of a repeating waveform whose period is 1/4s
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Velocity
11/07/17
How Do you write the answer for average velocity
44/45= 0.97 how do I add the Miles per second and the direction (East)?
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Velocity
11/05/17
Find the deceleration from 40m/s to 0m/s in 8 seconds
Find the deceleration in m/s/s from 40m/s to 0m/s in 8 seconds.
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