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September 20, 2014

Search: If the linear speed of the disk is 1.35 m/s, find the translational kinetic energy, rotational kinetic energy, and the total kinetic energy of the rolling hoop.

Number of results: 86,945

physics
The driver of a 1024 kg truck traveling 32.6 m/s North on I-77 has to make a sudden stop. If it requires a distance of 57.1 m for the truck to stop, use conservation of energy to find the net force acting on the truck.
November 18, 2009 by Cory

physics
The driver of a 1024 kg truck traveling 32.6 m/s North on I-77 has to make a sudden stop. If it requires a distance of 57.1 m for the truck to stop, use conservation of energy to find the net force acting on the truck.
December 9, 2009 by Sandy

Environmental Science
What are renewable energy sources?
September 12, 2007 by Patricia

Physical Science
"Can energy be created/destroyed
September 25, 2007 by Nneka

science
i am not the definition of muscular energy plzz help.....
November 10, 2007 by shikha

science
a list of renewable energy resources
March 9, 2008 by mary

physical science
what are 2 types of potential energy?
May 15, 2008 by leann

physical science
what is the energy of motion called?
May 15, 2008 by leann

biology
What are two disadvantages of nuclear energy?
May 27, 2008 by carlie

science
what is thermal energy plz help me stuck!
January 29, 2009 by Alex

9th grade
what are energy bar graphs?
March 13, 2009 by shana

physics
can pontential energy ever be negative?
April 2, 2009 by cynthia

Science
Where, in Nevada, is wind energy produced? THANKS!
April 10, 2009 by Mariz

5th grade
How does the suns energy travel?
May 19, 2009 by Julia

science 275
why conserving energy is important?
June 14, 2009 by sam

Home economics
What 2 units measure energy ?
September 18, 2009 by Leagh

science
what is the big idea of energy transfer
November 28, 2009 by kiko

chemistry
How does the spin of an electron affect its energy?
November 28, 2009 by ana

science
the flow of energy through a community is a ?
December 1, 2009 by emma

chemistry
Why does the total energy (Ke+Pe) decrease with height?
December 6, 2009 by Maddie

Science
WHat are advantages and disadvantages of solar energy?
January 6, 2010 by Ramandeep

Biology
What kind of energy do humans run on ?
February 1, 2010 by Anonymous

science
I need the definition of HEAT ENERGY.
February 7, 2010 by bharati

physics
what are some examples of sources of energy?
February 11, 2010 by Natalia

science
what is the flow of matter and energy is it waves
April 16, 2010 by mary

science
If water boils does it transmit energy
April 20, 2010 by Anonymous

Physics
What is the energy of a hydrogen atom with a 1.70 nm diameter?
April 25, 2010 by MK

biology
How does energy flow through the biosphere?
May 19, 2010 by Olivia

science
3 types of energy collected by telescopes
August 25, 2010 by reagan

science
definition of energy calculations of force
October 10, 2010 by tuks

science
should we use geothermal energy ?
November 3, 2010 by hailey

6th grade
how does geothermal energy work ?
November 3, 2010 by hailey

chemistry
calculate the energy of a wave that has a frequency of 3.5*10^8 m/s
November 22, 2010 by linda

Chemistry
what is the outer energy level for beryllium?
November 30, 2010 by Sandy

chemistry
what is the energy of a photon with the frequency of 3.5 x 10 delta 24 hz?
December 17, 2010 by zahra

Chemistry
How much energy does 3.52 * 10^-7m of light have?
January 20, 2011 by Jennifer

chemistry
what is activation energy for combustion of sawdust
March 30, 2011 by christabel

chem
what is a potential energy curve and how do you know where to label Ea, and ƒ΄H??
May 15, 2011 by Sara

physics
if m is in kg, ag in m/s2, and h in metre, what is the unit of potential energy?
August 23, 2011 by ivie

science
What is the difference in Thermal Energy and Heat.
October 24, 2011 by Anna

Science
What is the source of energy in fossil fuels?
November 2, 2011 by Bob

Science
What are they asking in this question? Which is an alternative source of energy?
November 8, 2011 by Bob

physics
the differences between work and energy??
November 27, 2011 by west

chemistry
what is the energy in joules of one quantum of 55.4 nm
February 4, 2012 by Anonymous

SCIENCE
FOOD & HEALTH SOURCE & ENERGY
May 25, 2012 by SS

PHSC
Which part of a wave relates to its energy ?
July 5, 2012 by brandy

physics
Which part of a wave relates to its energy ?
July 5, 2012 by brandy

chemistry
What is the wavelength of a photon that has an energy of E = 4.01Χ10^-19J ?
July 7, 2012 by Larry

science
heat energy is measured in unites of
August 25, 2012 by diane

Science
What's a benefit and risk of nuclear energy?
January 16, 2013 by Cassidy

chemistry
Calculate the wavelength of a photon with energy 2.45 eV.
February 25, 2013 by adex

chemistry
Calculate the wavelength of a proton with energy 2.45 eV.
February 25, 2013 by adex

science
what are the changes of statein which energy is increased
April 28, 2013 by jj

social studies
What is the responsibility's of the department of energy
May 28, 2013 by Hannah

Chemistry
Calculate the wavelength of a proton with energy 2.45 eV.
September 15, 2013 by Anon

physics
what are imp. l/q of unit 6 (work and energy)
September 24, 2013 by hamza

Science
What equipment is necessary for wind energy?
January 9, 2014 by Anonymous

physics
what forms of energy does pendulm have/
February 16, 2014 by uk girl

physics
An object of mass M = 4 kg slides from rest a distance d = 2 m down a frictionless inclined plane where it encounters a spring. It compresses the spring a distance D = 1.2 m before stopping. The inclined plane makes an angle q = 20° with the horizontal. a) When the block just ...
March 11, 2012 by Mel

Science
5. Which of the following types of pollution cannot be attributed to car and truck emissions? A. acid rain B. sedimentation C. ozone D. photochemical smog 6. Which of the following is a source of photochemical smog? A. fossil fuels B. wind energy C. biomass fuels D. nuclear ...
March 20, 2014 by Anonymous

Desperate need of Help for Physics.
Moment of inertia of a flywheel disk question: Do you think the calculated moment of inertia is larger or smaller than the "true" moment of inertial of the actual disk? question: calculate the percent difference between the static and the dynamic moment. I got .0195kgm^2 for ...
November 15, 2006 by Teesha

Physics
Suppose the skin temperature of a naked person is 34°C when the person is standing inside a room whose temperature is 25°C. The skin area of the individual is 2.0 m2 a) Assuming the emissivity is 0.80, find the net loss of radiant power from the body b) Determine the number of...
April 18, 2007 by papito Urgent help needed

math
PLEASE!!!!i need help on these 4: *4y=15-3x 2y=3x+21 *4x=5y-14 y=-6x-9 *5x=4y-30 2x=3y=-12 *2/3y=10+4x 5x=1/3y-8 use linear combinations to solve the system of linear equations thank you!!!
January 24, 2011 by HELP me please asap!!

math
PLEASE!!!!i need help on these 4: *4y=15-3x 2y=3x+21 *4x=5y-14 y=-6x-9 *5x=4y-30 2x=3y=-12 *2/3y=10+4x 5x=1/3y-8 use linear combinations to solve the system of linear equations thank you!!!
January 24, 2011 by HELP me please asap!!

linear equation
For the following linear inequalities draw the feasibile region i: x _>1 ii: x+y _<2 iii: x-axis
February 27, 2011 by winning

physics
two crates, of mass 75 kg and 113 kg, are in contact and at rest on a horizontal surface. A 727 N force is exerted on the 75 kg crate. If the coefficient of kinetic friction is 0.15, calculate the following: a)the acceleration of the system b) the force that each crate exerts ...
November 22, 2010 by Haley

physics
Two boxes of fruit on a frictionless horizontal surface are connected by a light string as in the figures below, where m1 = 10 kg and m2 = 19 kg. A force of 46 N is applied to the 19 kg box. Repeat the problem for the case where the coefficient of kinetic friction between each...
October 4, 2012 by Anonymous

chemistry
Use the kinetic molecular theory of gases to explain each of the following: a. a container of nonstick cooking spray explodes when thrown into a fire. b. the air in a hot-air balloon is heated to make the balloon rise.
November 10, 2012 by Boo Boo

physics
a truck of mass 8500Kg is pulling a trailer of mass 27 000Kg on a level road.The coefficient of kinetic friction is 0,20.A horizontal force of 75 000N moves the truck forward.question:calculate the magnitude of the acceleration of the system
March 3, 2014 by Bheki

physics
The three objects in the drawing are connected by strings that pass over massless and friction-free pulleys. The objects move, and the coefficient of kinetic friction between the middle object and the surface of the table is 0.100. (Assume m1 = 12.2 kg and m2 = 26.0 kg.)
May 27, 2014 by twill

Math
What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance in which a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and ...
September 28, 2009 by Toni

math
What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance in which a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and ...
October 27, 2009 by tye

math
What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance when a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and provide ...
October 5, 2010 by afrika

Physics
A ball is falling through the air. It has just two forces acting on it, its weight and air resistance. Which of the following statements is true? a. There are only conservative forces acting on the ball. b. There are only nonconservative forces acting on the ball. c. There are...
December 12, 2011 by Sarah

physics
A revolutionary new diet advertises that one can lose weight simply by eating ice. When one eats ice,chemical energy in the body is used to melt the ice and then raise the temperature of the melted ice to the temperature of the body, 37 degrees Celsius.Past scientific studies ...
January 22, 2011 by jenny

physicis
A 8.30 kg object with a speed of 34.0 m/s strikes a steel plate at an angle of 45.0 degrees with the normal to the plate, and rebounds at the same speed and angle on the other side of the normal. What is the change (in magnitude only) of the linear momentum of the object (in ...
April 23, 2013 by PCm

physics
A 8.30 kg object with a speed of 34.0 m/s strikes a steel plate at an angle of 45.0 degrees with the normal to the plate, and rebounds at the same speed and angle on the other side of the normal. What is the change (in magnitude only) of the linear momentum of the object (in ...
April 24, 2013 by Help!!!

physics
A 4.8 kg block is pushed along the ceiling with a constant applied force of 87 N that acts at an angle of 55.0° with the horizontal, as in Figure 4-33. The block accelerates to the right at 6.00 m/s2. Determine the coefficient of kinetic friction between the block and the ...
December 5, 2010 by Corey

physics
What is the minimum downward force on the box ( m=30 kg)that will keep it from slipping? The coefficients of static and kinetic friction between the box and the floor are 0.40 and 0.30, respectively.One person is pulling the box forward with a force of 125 N.
December 7, 2010 by vinu

physics
a 160g hockey puck slides horizontally along the ice, and the coefficient of kinetic friction between puck and ice is 0.15. if the puck starts sliding at 3 m/s before it comes to a stop it travels 3.6m how do you get to this answer?
October 28, 2011 by annie

Physics
A 4.4 kg block is pushed along the ceiling with a constant applied force of 89 N that acts at an angle of 55.0° with the horizontal, as in Figure 4-33. The block accelerates to the right at 6.00 m/s2. Determine the coefficient of kinetic friction between the block and the ...
December 2, 2011 by Kashawn

graphics
other than speed of production, what are two advantages of CAG (computer aided graphics) over manual methods? Thank you for using the Jiskha Homework Help Forum. Because it is faster, it is more energy conscious and leads to more profitability. In addition, computer graphics ...
March 13, 2007 by chelsea

physics
Object A has a gravitational potential energy of 24 joules when it rests on a shelf 5 m above the ground. Object B has a mass that is three times the mass of Object A. What would be the gravitational potential energy of object B when it rests on a shelf 10 m above the ground...
October 22, 2009 by roxy

physics
A 1.8 kg object is pulled along the floor with a force of 7.0 N acting horizontally. If the object accelerates at 2.4m/s^2, how much kinetic friction is acting? how do i do this? could you please explain step by step
December 3, 2009 by kerri

physics
The coefficient of kinetic friction between a refrigerator (mass 93 kg) and the floor is 0.12, and the coefficient of static friction is 0.35. If you apply the minimum force needed to get the refrigerator to move, what will the acceleration then be?
September 29, 2010 by jerr ******

Physics
A pure copper penny is slid along a steel counter top. If the coefficient of kinetic friction between the copper and the steel is 0.36, what is the magnitude of the penny's acceleration?
October 19, 2011 by Sammy

physics
A 1.5-kg cart is pulled with a force of 7.3 N at an angle of 40° above the horizontal. If a kinetic friction force of 3.2 N acts against the motion, the cart’s acceleration along the horizontal surface will be
November 12, 2011 by joe

physics
A box slides down a 33.3 ◦ ramp with an acceleration of 1.07 m/s 2 . The acceleration of gravity is 9.8 m/s 2 . Determine the coefficient of kinetic friction between the box and the ramp.
December 6, 2012 by Anonymous

PHYSICS
A 7 kilogram bowling ball is dropped from a fourth story window. If each story is 3 meters high, use energy conservation (not the equations of motion) to find the ball's velocity when it strikes the ground. Ignore air resistance. Thank you
February 23, 2012 by GRISSELL

PHYSICS
A 7 kilogram bowling ball is dropped from a fourth story window. If each story is 3 meters high, use energy conservation (not the equations of motion) to find the ball's velocity when it strikes the ground. Ignore air resistance.
February 26, 2012 by TRACY

Physics
A weight lifter manages to lift a 147 kg weight a distance of 1.1 m. Treat her as a thermodynamic system and find how much heat (in kcal) she must put out if her internal energy decreases by 3620 J during the lift.
January 31, 2014 by Riley

Math 116
What similarities and differances do you see between functions and linear equations studied in Ch.3? are all linear equations functions? is there an instance when a linear equation is not a function? support your answer. create an equation of a nonlinear function and provide ...
July 18, 2008 by Sam

mechanics
A wad of sticky clay of massmand velocity vi is fired at a solid cylinder of massM and radius R. The cylinder is initially at rest and is mounted on a fixed horizontal axle that runs through the center of mass. The line of motion of the projectile is perpendicular to the axle ...
December 9, 2010 by sana

Algebra HELP
USE LINEAR COMBINATIONS TO SOLVE THE SYSTEM OF LINEAR EQUATIONS (please show steps) 1) -X+8Y=16 2) 4X+5Y=-2 3)4Y=15-3X 3X+4Y=36 5X-4Y=-23 2Y=3X+21
December 13, 2007 by electra

Math
What are some key words when choosing whether to use a linear equation or a linear inequality?
August 24, 2009 by Terilee

algebra
what similarities and differences are there between functions and linear equations? Is there an instance when a linear equation is not a function?
April 12, 2010 by nala

maths
use the substitution method to solve the linear system. 1. 3x=9 -x+2y=9 3x/3 = 9/3 x = 3 -x(3)+2y = 9 -3+2y = 9 2y = 12 y = 6 is (3,6) correct? =========== also, can you please tell me how to solve these? use the linear combinations to solve the linear system: 2.x+y=3 x+2y=6 3...
November 17, 2009 by jenn

Algebra
linear equations is it a linear equation? 3x=5y i got yes since 0=5y-3x
October 2, 2008 by Alejandro

linear equations
What is the solution to the linear system –4x + 2y = –56 and –3x – 6y = 33?Question 3 options: (–9, 10) (–9, –10) (9, 10) (9, –10)
January 5, 2011 by alli

Math
Express the non linear equation in its linear form; y=nx^(1/2)+kx
February 17, 2013 by azmeerahim

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