214 Answered Questions for the topic Velocity

Velocity

06/19/15

area under the velocity time curv represents which quantity with diagram
velocity time graph
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06/18/15

Physics: multiple choice (Density and buoyancy)
In considering density and buoyancy, a helium balloon floats in air even as wood floats on water. A father was bringing home balloons for a party and had attached the balloons to the seat of a van... more
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06/18/15

Physics: What is the tangential velocity, and how many revolutions?
The new blade on my table saw has a radius of 15.0 cm. My table saw has a maximum speed of 3750 rpm. If it takes 2.50 seconds to get up to this final speed, what is the tangential velocity of the... more
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Velocity Algebra 1

06/10/15

I have an answer for this just trying to make sure that I did it correct
sitting in a tree 25 feet above the ground, your younger brother listens to your MP3 player. You ask him to give it to you, and he throws it to the ground at a speed of 20 feet/second. How long... more
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05/22/15

angular velocity physics question PLEASE HELP??
Dart hits wheel. In terms of m, M, v0, and R (of wheel), find:   A) angular speed of wheelB) ratios of initial and final kinetic energies
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05/20/15

Toy Rocket Problem
A toy rocket is launched from the ground level with an initial vertical velocity of 96 ft/s. After how many seconds will the rocket hit the ground?
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Velocity Vector

05/18/15

Barbara can swim at 4km/h in still water.
She wishes to swim across a river to a point directly opposite from where she is standing.?The river is moving at a rate of 5km/h. Explain, with the use of a diagram, why this is not possible.Isn't... more
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04/21/15

Using a Vertical Motion Model
A baseball player hits a foul ball straight up in the air from a height of four feet off the ground. The initial velocity as the ball comes off the bat is 130 feet per second. The motion of ball... more
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04/18/15

Find the velocity of a thrown baseball?
In physics, transitional kinetic energy E(in joules) is given by the equation: E=1/2mv2,where m represents mass(in kilograms), and v the velocity (in meters per second). Find the velocity of a... more
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03/20/15

An object is projected vertically upward with an initial velocity of v0 ft/sec, and its distance s(t) in feet above the ground after t seconds is given by....
the formula s(t) = −16t2 + v0t.   (a) If the object hits the ground after 12 seconds, find its initial velocity v0.v0 =        ft/sec(b) Find its maximum distance above the ground.s(t) =      ... more
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Velocity Math Science Time

03/01/15

If Justin races his Checy S-10 down Highway 4 for 2,560 meters in 60 seconds, what is his average speed(velocity)?
If Justin races his Checy S-10 down Highway 4 for 2,560 meters in 60 seconds, what is his average speed(velocity)?
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02/28/15

A duck is thrown into the air with an initial velocity of 100ft/s ....
I was given this formula: s=-16t2+v0t+S0   A rubber duckie is thrown into the air from the ground with an initial velocity of 100ft/s. Neglecting air resistaqnce, what is the formula for its... more
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02/27/15

Find the car's average velocity
A car drives down a road in such a way that its velocity (in m/s) at time t (seconds) is v(t)=2t1/2+5 Find the car's average velocity (in m/s) between t = 2 and t = 6.
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Velocity

01/28/15

A plane can fly 365 mph in still air. If it can fly 210 miles downwind in the same amount of time it can fly 155 miles upwind, find the velocity of the wind.
A plane can fly 365 mph in still air. If it can fly 210 miles downwind in the same amount of time it can fly 155 miles upwind, find the velocity of the wind.    
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Velocity Physics Waves

01/26/15

velocity of sound
Two closed organ pipes of length 0.5 m and 0.525 m are sounded together and produce 6 beats per second. What is the velocity of sound in the medium with which the organ pipes are filled?
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01/21/15

Find the transverse velocity of the point
A certain string has a linear mass density of 0.25 kg/m and is stretched with a tension of 25 N. One end is given a sinusoidal motion with frequency 5 Hz and amplitude 0.01m. At time t=0, the end... more
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Velocity Accleration

01/20/15

Find the airplane's acceleration and time?
An airplane flies eastward and always accelerates at a constant rate. At one position along its path it has a velocity of 33.5 m/s, it then flies a further distance of 43300 m and afterwards its... more
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Velocity Physics

01/19/15

displacement and the velocity of a particle
The displacement of a particle in centimetres is given by y=8 sin (2πft). If f=20 Hz, find the displacement and the velocity of the particle at a time t=0.01 s and 0.07 s.
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Velocity Physics

01/19/15

Find the displacement and the velocity of the particle at a time
The displacement of a particle in centimetres is given by y=8 sin (2πft). If f=20 Hz, find the displacement and the velocity of the particle at a time t=0.01 s and 0.07 s.
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Velocity Physics Waves

01/15/15

Find the displacement and the velocity of the particle
The displacement of a particle in centimetres is given by y=8 sin (2πft). If f=20 Hz, find the displacement and the velocity of the particle at a time t=0.01 s and 0.07 s.
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Velocity Physics

01/09/15

What is the Velocity of current ?
A boat of mass 300 kg was being drifted by the current of the river i.e. the boat was moving at the same speed as the current. A boy with mass of 24 kg was standing still on the boat. Suddenly that... more
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12/17/14

Free Falling Motion
A rock is dropped from a height of 256 ft and falls toward the earth in a straight line. In t seconds, the rock drops a distance of s = 16t^2 ft. Answer the following showing all work.   a.) When... more
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12/10/14

Calculus Help
an object is fired vertically upward with an initial velocity v(0) = v0  from an initial position s(0)=s0. Answer part A and B below.  A. For v0=39.2m/s and s0=27m find the position and velocity... more
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Velocity

12/03/14

find average velocity
A rock is dropped. Find its average velocity from t = 3 seconds to t = 5 seconds. (Enter feet/sec)
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Velocity Math Question

11/11/14

the missionart pilot flew his plane at the average speed of 187 miles per hour for 11 hours. How far did he travel in that time period?
The missionary pilot flew his plane at the average spwe'd of 187 miles per hour for 11 hours. How far did he travel in that time period?
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