1. 11th grade Physics

    How many current paths are there in a parallel circuit connection?
  2. 11th grade Physics

    How many current paths are there in a series circuit connection?
  3. physics

    list three factors that we must always give when exprassing a force vector quantity
  4. mathematical physics

    Solve the following ODE using the power series method (1-x^2)y"-2xy'+2y=0
  5. Physics

    A body of mass m moves under the influence of force F(r). Given it's trayectory r(t), find F(r).
  6. physics

    application of and the concept of heat and temperature in technology.please can u give me the link.thanks
  7. physics

    If a nuclide has a decay constant of 10^-6 s-1 what is its half life ??? I think it is 0.693 / 10^-6 = 693000 or 6.93 x 10^5 Is this right ...
  8. Physics

    An truck with a mass of 3500 kg travels with a velocity of 22.0 m/s. Find the momentum.
  9. Health Physics

    As the shape of the diaphragm is changed dueing respiration, what does it possess?
  10. Physics

    Given 435 in^3 of nitrogen at 1340psi (absolute) at 72.0°F. Find the volume at 1150psi at 45.0°F.
  11. physics

    a runner who has a mass of 52 g , has a momentum of 218 kg/m/s along a trail. what is the runners velocity?
  12. Physics

    How long does it take a motor cyclist to come to rest?which travels at 12m/s decelerates at 3m/s^2
  13. Physics

    A mango is dropped and falls freely from rest what are its position and velocity after 1.0s,2.0s, and 3.0s
  14. physics

    How much work is done in lifting a 300 Newton rock 10 meters from the ground?
  15. physics

    Find an expression for the energy densityin terms of stress and strain.
  16. Physics 221

    How much charge flows through a 12 –V battery when a 2.0 mF capacitor is connected across its terminals?
  17. Physics

    Determine the x-intercepts of the polynomial function y=-6(x+7)^4 + 5. Round to two decimal places, if necessary.
  18. Physics

    A JFET has a specified pinch-off voltage of -5V. When VGS = 0, what is VDS at the point where ID becomes constant?
  19. physics

    In one dimension ,how does energy depend on size of region if an electron is confined there ??
  20. physics

    Find the total displacement of a mouse that travels 1.0m north and then 0.8m south.
  21. physics

    what should the ratio of mass to volume be when considering the flight of a hot air balloon.
  22. PHYSICS!!!

    iN THE EQUATION FOR THE MAGNITUDE OF TORQUE, WHAT DOES THE QUANTITY d sin radians represent.
  23. physics

    The x-component of an electric field vector E = (200 N/C, 45 deg) is ___N/C.
  24. Physics

    calculate K.E in Joules of a baseball w/ a mass of 237.2 cg moving at 85.00 mph
  25. Physics

    In what part of the electromagnetic spectrum does the wavelength 0.0141 nanometers belong in?
  26. Physics

    A vibrating point on a spring travels 60 mm during three cycles. What is the amplitude of the vibration?
  27. physics

    Suppose a rock fell off a cliff. After 5 seconds, its speed well be 100 m/s
  28. 9th grade conceptual physics

    How do you find the cargo capacity for a boat?
  29. physics ! HELP PLEASE !!!!1

    what are the methods of computing the veolicty of a particle in one- dimensona motion from a graph ?
  30. physics

    how the frequency of sound produced will change in an aluminium string of 15 cm length
  31. Physics

    suppose you have 3 resistors, each of value 0f 30 omega. List all the different resistances that you can obtain by combining them
  32. physics

    10 kg of ice at -4 C is dropped into 15.1 kg of water at 36 C. What is the final temperature of the mixture? T_final =
  33. physics

    A particle at rest undergoes an acceleration of 2.9 m/s2 to the right and 2.6 m/s2 up. What is its speed after 5.3 s? Answer in units of m/s
  34. Physics

    What term describes a force that causes an object to move in a circular path?
  35. physics

    you drive 2.0 km east and then 1.0 km northeast. What is your total displacement from the starting point?
  36. physics

    Liquids exert pressure at Right Angles to the surface of container.Please explain this with an example
  37. Physics

    The gravitational force between two electrons that are 0.98 m apart is 5.64 10-71 N. Find the mass of an electron. (Use G = 6.67 10-11 N·m2/kg2.) Do you use F=G(m1*m2)/r^2???
  38. physics

    What is the effect of increasing the inclination of the track to the acceleration of the rider in the experiment?
  39. physics

    The gravitational force between two electrons that are 0.98 m apart is 5.64 10-71 N. Find the mass of an electron. (Use G = 6.67 10-11 N·m2/kg2.) Do you use F=G(m1*m2)/r^2???
  40. Physics

    How much energy is stored in the 120 uf capacitor of a defibrillator if the potential across the plates is 4 x 10^3 V?
  41. physics

    a 15 kg bucket is raised to paint a ladder with an acceleration of 3 m/s.^2 what is the tension in the rope?
  42. Physics

    how does the slope of a Ff-Fg graph relate to the coefficients of friction , prove it mathematically.
  43. physics

    What is the pressure of the water in pascals at the bottom og a lake which is 5 meters deep?
  44. physics

    How far apart must two protons be if the electrical force of repulsion acting on either one is equal to its weight.
  45. Physics please help!!

    A 12.1 g CD with a radius of 6.16 cm rotates with an angular speed of 31.1 rad/s. What is its kinetic energy?
  46. physics

    how to show with the help of a model that resistivity of a conductor increases with increase in temperature?
  47. physics

    if it costs 4.5 to 7.5 cents per kilowatt-hour (wind energy) what is the price per kW?
  48. physics

    What voltage is applied to the 5.00 µF capacitor of a heart defibrillator that stores 35.0 J of energy? In kv.
  49. physics

    is the force exerted by the wall on the person’s hand passive or active?
  50. physics

    A 0.255kg rock is thrown with a speed of 12.0m/s.How much energy does it initally passess?
  51. Physics

    A rocket is ignited and gone up. After that it returns to the ground. How to draw a displacement time of the same ?
  52. physics

    why does the filament of a bulb does not melt though it heats more than 3400 degree celcius
  53. physics

    How much heat is absorbed by an electric refrigerator in charging 2 Kg of water at 15°C to ice at 0°C?
  54. To drwls

    I posted some Physics questions yesterday, but no one got the chance to look at them, so can u please go to 2nd page and look through them.
  55. Physics

    Describe how you can determine the specific heat of an unknown metal whose mass is known.
  56. Physics

    Describe how surface area and volume are related in solids? Give an example.
  57. physics

    The sensitivity of a galvanometer of resistance 990ohm is increased by 10 times.The shunt used is??
  58. physics

    lenses that always diverge light rays that strike them is that convex or concave? I am not sure.
  59. Physics

    How do I find tangential speed with just radius, time and angular acceleration?
  60. physics

    Find the height from which you would have to drop a ball so that it would have a speed of 6.4 m/s just before it hits the ground.
  61. 7th grade Physics

    Give 2 examples of force pairs when you do your homework?
  62. Physics

    P= 231fraction numerator f t asterisk times l b over denominator s end fraction t= 14.3s W= ?
  63. physics 102

    What are the wavelengths of electromagnetic wave in free space that have the following frequencies? (a) 3.00 10^19 Hz pm (b) 7.50 10^9 Hz cm
  64. physics

    Find the height from which you would have to drop a ball so that it would have a speed of 6.6 m/s just before it hits the ground.
  65. PHYSICS

    How much heat must be added to 1.0 kg of iron to raise its temperature from 20°C to 95°C? (ciron = 0.11 cal/g•°C)
  66. physics

    What angle does the tangent to the curve y(x)=sin^2(x/9)+16sin(x/9) at x=9\pi make with the x-axis?
  67. Physics

    When a spring is fully extended is the kinetic energy high or low? Why?
  68. Physics

    How large is the current U.S. depth and the trade deficit in exponential notation?
  69. Physics

    Why does tension in a rope increase as the rotational speed of a ball increases?
  70. Physics

    What is the momentum of a 54 kg ball just before it hits the ground when it is dropped from a height of 1.4m? What formulas should I use?!
  71. Physics

    Does the velocity of a model rocket increase or decrease when the parachute is deployed?
  72. Physics

    Find, to 3 decimal place, the frequency of the hour hand of a clock
  73. physics

    1. How far apart must two protons be if the electrical force of repulsion acting on either one is equal to its weight?
  74. Physics

    Describe an experiment to measure the specific heat capacity of a liquid.
  75. physics

    What are four situations where photovoltaic cells would have an advantage over other sources of electric energ?
  76. physics

    What are four situations where photovoltaic cells would have an advantage over other sources of electric energ?
  77. physics

    What must be the magnitude of the force of static friction between the surface and the bottom of the crate?
  78. physics

    explain examples of physical laws used during the Apollo 13 mission to get it home
  79. Physics please help!!

    A 12.1 g CD with a radius of 6.16 cm rotates with an angular speed of 31.1 rad/s. What is its kinetic energy?
  80. Physics

    If you combine 34 kg of ice at 0°C with 80 kg of steam at 100°C, what is the final temperature of the system? °C
  81. physics

    how long will it take for an apple falling from a 29.4m tall tree to hit the ground? how
  82. Physics

    What is the color of all the visible light frequencies mixed together equally? I would think white. Is that right?
  83. physics

    A 3.18 kg. bucket of water is being lowered into a well. It is accelerating downwards at -0.54 m/s2. What is the upwards tension in the rope
  84. Physics

    A meteoroid is speeding through the atmosphere, traveling east at 23.1 km/s while descending at 18.3 km/s. What is its speed, in km/s?
  85. physics

    If you run away from a plane mirror at 2.35m/s , at what speed does your image move away from you?
  86. physics

    I can't fully understand Fermat's principle of least time (the modern version)
  87. Physics

    How much force is needed to make a 1,400 kg car moving at 35 m/s come to a stop in 5.2s?
  88. Physics

    How much force is needed to make a 1,400 kg car moving at 35 m/s come to a stop in 5.2s?
  89. Physics

    How much time is needed for 5.0 N force to increase the speed of a 0.248 kg object from 12 m/s to 56 m/s?
  90. physics

    calculate the de-broglie wvelenth of the electron orbitting in the n=2 of hydrogen atom
  91. physics

    What is the wavelength associated with a golf ball of mass 45 g driven off the tee with a velocity of 30 ms-1.
  92. Physics

    How much energy (in cal) is required to raise the temperature of 15.0g of isopropyl alcohol from 10.0 C to 25.0 C?
  93. physics

    If the same shoe were dropped from a height of 40m, how many seconds would it take it to hit the floor?
  94. Physics

    Let U=(13i3−i). What is U†? Explicitly indicate multiplication with a * symbol. For instance, you should write 3*i+2 instead of 3i+2.
  95. physics

    A car covers a distance of x,while moving at 54km/1 in 15sec.Find the value of x
  96. physics repost

    Calculate the force of gravatational attraction between two spheres of mass 10.1 kg and 45.4 kg that are 38.5 m apart. F = G(m1)(m2)/r^2 = 6.67 x 10^-11(10.1)(45.4)/38.5^2 = 2.06 x 10 ^-11 N
  97. Physics

    1.What is the acceleration of a projectile when instantaneous vertical velocity is zero at the top of its trajectory?
  98. Physics

    How much work does a person do to lift 60000 a distance of 7.8 ft in 10s? How much power? Hp?
  99. physics

    What would happen when a bird would fly in a moving train of speed 200km/h
  100. Science (Physics)

    (3.2534x10^4m)+(7.25x10^6m)/(4.26442x10^-3km)-(7.1299x10^-5km)
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