# physics( i have no idea how to go about gettign th

79,978 results, page 94

How many current paths are there in a parallel circuit connection?

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.

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.

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

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)