## Playing in the Field

Question
Four children are playing in a field. The children form a line, holding hands. The player at the front of the line starts to spin around faster and faster, causing the others to run in circle, as shown in the ...
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General Physics 3 years 1 Answer 2674 views

Question
The wrench in the figure has six forces of equal magnitude acting on it. A) Rank these forces (A through F) on the basis of the magnitude of the ...
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General Physics 3 years 1 Answer 8757 views

## Torque and Angular Acceleration

Question
Learning Goal: To understand and apply the formula τ =Iɑ to rigid objects rotating about a fixed axis. To find the acceleration ɑ of a particle of mass m, we use Newton’s second law: , where
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General Physics 3 years 1 Answer 6396 views

## What is the Average Velocity of the Ball?

Question
A tennis ball with a velocity of 11.4 m/s to the right is thrown perpendicularly at a wall. After striking the wall, the ball rebounds in the opposite direction with a velocity of -10.1 m/s to the left. If the ...
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General Physics 3 years 1 Answer 673 views

## A 18.1-kg block and a 32.6-kg block are resting on a horizontal frictionless surface.

Question
A 18.1-kg block and a 32.6-kg block are resting on a horizontal frictionless surface. Between the two is squeezed a spring (spring constant = 1580 N/m). The spring is compressed by 0.160 m from its unstrained length and is not ...
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General Physics 3 years 1 Answer 771 views

## A pencil sharpener takes 1.4 seconds to go from its maximum speed of 8π rad/s to rest.

Question
A pencil sharpener takes 1.4 seconds to go from its maximum speed of 8π rad/s to rest. How many rotations will the pencil sharpener make before it stops? Starting from rest. A DVD takes 0.2 seconds to get its maximum rotational ...
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General Physics 3 years 1 Answer 879 views

## How to get the average velocity if the angle, distance and time are given?

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Distance=2 Time=1.17 seconds Angle= 30 degrees What is the Average Velocity?
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General Physics 3 years 1 Answer 825 views

## What are the first three harmonics of a note produced on a 31.0 cm long violin string if waves on this string have a speed of 274.4m/s?

Question
What are the first three harmonics of a note produced on a 31.0 cm long violin string if waves on this string have a speed of 274.4m/s?
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General Physics 3 years 1 Answer 711 views

## A hunter aims directly at a target (on the same level) 140 m away. If the bullet leaves the gun at a speed of 280 m/s, by how much will the bullet miss the target?

Question
A hunter aims directly at a target (on the same level) 140 m away. If the bullet leaves the gun at a speed of 280 m/s, by how much will the bullet miss the target?
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General Physics 3 years 1 Answer 730 views

## A man is laying on a board elevated by a support at the tip of the head of the board and by a scale at the foot of the board.

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A man is laying on a board elevated by a support at the tip of the head of the board and by a scale at the foot of the board.  What would happen if a support is placed exactly at ...
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General Physics 3 years 1 Answer 836 views

## What is the radius of the curve?

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HW 5 Problem 6.49  3 of 19
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General Physics 3 years 0 Answers 2537 views

## Coronavirus pandemic situation

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https://worldnewsfobia.blogspot.com/2020/04/coronavirus-pandemic-situation-in-india.html
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General Physics 5 months 0 Answers 236 views

## I’m trying to understand voltage?

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I have understood that voltage is how much energy is carried by the current but say you had current of 10A carrying 20V, does that mean amp of current is carrying 20V or does that mean that the ...
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General Physics 3 years 0 Answers 1140 views

## What is the magnitude of his average velocity for the entire trip?

Question
A security guard walks 190 m in one trip around the perimeter of the building. It takes him 260
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General Physics 2 years 0 Answers 2979 views

## Draw the corresponding position-versus-time graph for the velocity-versus-time graph shown in the figure. Assume that x=0m at t=0s. (Figure 1)

Question
Draw the corresponding position-versus-time graph for the velocity-versus-time graph shown in the figure. Assume that x=0mx=0m at t=0st=0s. (Figure 1)
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General Physics 4 months 0 Answers 288 views

## By how much is her speedometer off? in MPH

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Shannon decides to check the accuracy of her speedometer. She adjusts her speed to read exactly 70 mph on her speedometer and holds this ...
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General Physics 2 years 0 Answers 4068 views

## I’m trying to understand voltage?

Question
I have understood that voltage is how much energy is carried by the current but say you had current of 10A carrying 20V, does that mean amp of current is carrying 20V or does that mean that the ...
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General Physics 3 years 0 Answers 852 views

## Помощь алко-наркозависимым в Киеве

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[url=https://narco.net.ua]Центр для алкоголиковЛечение наркомании центр[/url]
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General Physics 3 months 0 Answers 189 views

## Physics

Question
Keira starts at position x = 23 m along a coordinate axis. She then undergoes a displacement of -45 m. What is her final position?
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General Physics 2 years 0 Answers 1616 views

5. ### A 1-kg of wood is pressed against a vertical wall (µs= 0.25) by a force inclined 40º upward with respect to the vertical axis.

No Questions Found.

## Does a field ever finish? (physics)?

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I have been thinking about gravity and magnetic force, and seeing that these two forces have a field, does their field ever finish. For example, the Earth’s gravity field weakens the further you go from the Earth, but ...
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General Physics 3 years 1 Answer 405 views

## Why does my face hurt when ball hits it?

Question
Is it because of kinetic energy, momentum or pressure?
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General Physics 3 years 1 Answer 404 views

## If matter consists of inanimate objects how is it that these inanimate objects are responsible for becoming alive?

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Update: people get mad when they get sick or die, but how can matter be responsible? Is there a force/power causing matter to become alive?
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General Physics 3 years 1 Answer 404 views

## Was this designed? or can evolution be credited? The Resilient Brain of the Arctic Ground Squirrel?

Question
AS A hibernating animal begins its sleep, its body temperature cools. Arctic ground squirrels body temperature drops to 26.8 degrees Fahrenheit. Every two or three weeks during hibernation, the arctic ground squirrel shivers itself ...
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General Physics 3 years 1 Answer 404 views

## What’s the speed of dark?

Question
I have two thoughts on this. One, the speed of dark is the same as light. two, the speed of dark is infinite and we can’t observe it because it only replaces light as fast as the light ...
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General Physics 3 years 1 Answer 402 views

## Why is acceleration measured in m/s per second?

Question
And what does meters per second mean?
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General Physics 3 years 1 Answer 399 views

## Why does pressure in a liquid not depend on the volume?

Question
Don’t include equations/ proofs in your answer, I want to know why does it physically/qualitatively make sense that the pressure in a liquid does not depend on the volume.
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General Physics 3 years 1 Answer 392 views

## Can I light a bundle of string on fire with a match on my asphalt driveway?

Question
So, I have a bundle of string, and I wanna do something creative with it instead of just throwing it away. So what do I come up with? BURN IT. The question is if I can, while ...
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General Physics 3 years 1 Answer 391 views

## What happens if you compress heat?

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I realize it might sound pretty stupid, but I’m curious as to what would happen if you were to take a lot of heat energy and simply compress it. Would there be combustion at some point or…? ...
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General Physics 3 years 1 Answer 388 views

## Заправка газовых баллонов Ульяновск

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kislorod-ul.ru
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General Physics 8 months 0 Answers 374 views