214 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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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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11/02/17
A car initially traveling at 15m/s accelerates at a constant rate of 4.5m/s^2 over a distance of 45m. How long does it take the car to cover this distance ?
That is the exact question.
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