physics( i have no idea how to go about gettign th
79,978 results, page 91

Physics
how many coulombs must be on one object for it to be repelled with a force of 6.0 N by a second charge of 2.0uC at a distance of 1.0 m? 
physics
At what distance is the electrostatic force between two protons equal to the weight of one proton? 
physics
a free body diagram of a boy sliding down a hill on a sled 
Physics
For a pendulum that completes fifteen complete swings in 34.8 seconds, how much is the frequency? 
physics
: what is the density of an object with the mass 60g and volume 25cm cube 
physics
Which has the greater acceleration, a car that increases its speed from 50 to 62 km/h, or a bike that goes from 0 to 12 km/h in the same time? 
physics
Calculate the momentum of a 100 kg object moving with velocity 10m/s 
physics
Calculate the momentum of a 100 kg object moving with velocity 10m/s 
physics
Despite of many attempts to introduce a universal language, the effort has met with very little success. 
physics
A particle at rest undergoes an acceleration of 2.1 m/s2 to the right and 5 m/s2 up. a) What is its speed after 7.9 s? Answer in units of m/s. 
physics
The third longest wavelength in the Paschen series in hydrogen corresponds to what transitions? 
physics
The energy of the em waves is of the order of 15 kev.to which part of the spectrum does it belong? 
Physics Class
The equation describing the motion of an object is y=0.8cos(4.2t+0.32). What is its period? 
physics
if it costs 4.5 to 7.5 cents per kilowatthour (wind energy) what is the price per kW? 
Derivation of Physics Equation
How do we derive these laws: (most of the time, the numbers are subscript) v'2 = v1 * ( (2 * m) / (m1 + m2) ) + v2 * ( (m2m1) / (m1+m2) ) & v'1 = v1 * ( (m1m2) / (m1+m2) ) + v2 * ( (2 * m2) / (m1 + m2) ) 
physics
show that in the limit that the radius of the sphere goes to zero to kept the magnetic moment constant 
Physics
What happens to the focal length of a converging lens as the radius of curvature is increased? 
physics for Mr. Pursley
I see 18% Nickel Alloy A (under pure silver) is listed as 2.874 x 10^7 Is this what I should use? 
Physics
what is the schwarzschild radius of a black hole with a mass of 1.68x10^43kg 
Physics
Make a position vs time graph of the following scenario: an object moves at 5.0 m/s for 4.0 s then at 2.0 m/s for 3.0 s. 
PHYSICS
A hypothetical planet has a mass 1.49 times that of Earth, but the same radius. What is g near its surface? 
physics
what is your final velocity after 680 meters if you start out at 90km/hr and acceleration is 9 m/s 
physics
What happens when you walk across a carpet and receive a shock when you touch a metal object. 
physics
a body moving at 40 m/s accelerates at the rate of 8m/s^2. what is the distance it transverses in 15 seconds? 
Physics
Find the centripetal acceleration of a car that rounds an 80 m radius curve at 10 m/s. 
Physics
As the temperature of an object becomes higher, what happens to the average wavelength of the radiation it emits? 
physics
The sensitivity of a galvanometer of resistance 990ohm is increased by 10 times.The shunt used is?? 
physics
Cylinder water tank 80cms height 1000liters what is its diameter 
physics
find the acceleration produced by a net force of 300.0 N on a mass of 0.75 kg. 
physics
Evaluate the Rydberg constant R using Bohr theory and show that its value is R = 1.0974x101. 
Physics
In the photoelectric effect, what determines the kinetic energy of the ejected electrons? 
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 = 
physics
if a force of 3000 n can move a crate at an acceleration of 10 m/s2, what is the mass of the object 
physics
a car moving through road what is the direction of force and surface of acting 
Physics
Resolve a force of 7.5N acting at an angle 40 to its horizontal an vertical components. 
physics
determine the pressure of a 20 lb force is applied to an area of 10 inch squared 
physics
determine the pressure of a 20 lb force is applied to an area of 10 inch squared 
physics
if a swimmer swims 85.4 yards in five minutes, how many meters will he swim in 70.0 seconds? 
physics
what is the speed of a sound wave if its frequency s 160 hertz and its wavelength is 2.2m? 
Physics
A vibrating point on a spring travels 60 mm during three cycles. What is the amplitude of the vibration? 
physics
what impulse is needed to slow a 45kg object from 15m/s to 12m/s? 
help physics
If you have a pair of vernier callipers which have divisions of 0.05mm what would the absolute error be? 
Physics
Find the length of a bridge if it is known that the steel in the roadbed expands by 0.52 m when the temperature changes from +2 to +30°C. 
physics 1
need wieght in lb.s an apple weighs 1N mass in kilograms give weight in lb.s 
physics
what is the displacement of the ball? i.imgur. com/8ljWh . png i don't know calculus! 
physics
How much heat energy must be added to a 3.0 cm × 3.0 cm × 3.0 cm block of aluminum to raise its temperature from 50∘C to 50∘C? 
physics
a 8.0 kg object undergoes an acceleration of 2.2 m/s squared.what is the resulting force acting on it? 
Physics
In the olden days Christmas lights were wired in series. Why was this not very festive? 
PHYSICS
WHAT IS THE VELOCITY OF A CAR THAT TRAVELS AROUND A TRACK THAT HAS A RADIUS OF 15M IN 2 MINUTES 
Physics
I am not getting the difference between distance and displacement.... without using the words scalar and vector quantity, of course, i know what they mean but still i need help with this... so please help!!! 
physics
'perpetual motion' is ruled out of the realm of possibility because of which law of thermodynamics? 
active physics
a 25 mewton force pushes against a 5 kg. mass. what is the acceleration??? what formula do i use?? F=ma 
physics
find the acceleration of a bicycle slowing fron 3m/s to a stop in 5 seconds? 
physics
how do you compare mass and weight on the earth, moon, and outer space? 
Physics
Find, to 3 decimal place, the frequency of the hour hand of a clock 
Physics
What term describes a force that causes an object to move in a circular path? 
Physics
The acceleration of a certain rocket is given by ax=bt where b is positive constant, find the position and velocity at t=5.0s if Xo=0 and Vo=0 and b=3.0m/s^3? 
physics
The acceleration of a certain rocket is given by a=bt where b is positive cnstant, find the position function Xo and Vo at t=o? 
Physics
what is the northward and eastward components of a 550 kph velocity of an airplane going NE? 
physics
75 kg block is dropped from a height of 6 m. How much kinetic energy does it have when it has fallen halfway? 
So what about this one bob? Physics
Which of the following is closer to a guess? hypothesis<<<<< law question theory 
Physics
What can we say about the force of an object when the mass increases and acceleration remains constant? 
Physics
Compute the k.e in joule of a 500g riffle bullet traveling at 300m/s 
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 
Physics
Why does tension in a rope increase as the rotational speed of a ball increases? 
Physics
Charges q1 and q2 lie on the xaxis at points x= a and x= +a respectively a) how must must q1 and q2 be related for the net force +Q placed at x= +a/2 to be zero? 
Physics
What is the magnitude of the momentum of a 10,000kg truck whose speed is 12.0 m/s? What is the kinetic energy? 
physics
explain why air moving over an object can increase its rate of cooling. 
Humanities Core
In what ways can we say that quantum physics both is and is not classical science? it has something to do with galileo but im not sure.... 
physics
how long will it take for an apple falling from a 29.4m tall tree to hit the ground? how 
physics
A storage tank of negligible mass and 30 m high is filled with gasoline 
Physics
According to special relativity, the momentum (mv) of an object at relativistic speed is actually: more, less or no different than if it were at rest 
physics
How does pressure work as a restoring force to create a sound wave? 
physics
if a plane is flying 235 km/h and encounters west wind at 80 km/hr. What's its new velocity? 
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 
physics
A vector has a magnitude of 18.0 cm and makes an angle of 103.0° with the positive xaxis. 
physics
where would the image of a 4.0 cm tall object that is 12 cm in front of a flat mirror be located? 
Physics
How many calories of heat are gained to turn 10 grams of ice at 0 C into water at 0 C? 
physics
Suppose a rock fell off a cliff. After 5 seconds, its speed well be 100 m/s 
Physics
What equation gives the velocity as a function of time for an object with constant acceleration? 
physics
What Net Force is necessary to give a 2.0 kg mass initially at rest an acceleration of 5.0 m/s^2? 
Physics
A person with a mass of 85kg. How much in newtons do they weigh on the earth and the moon? 
physics
A meteoroid is speeding through the atmosphere, traveling east at 19.5 km/s while descending at 12.7 km/s. What is its speed, in km/s? 
Physics please please help me
Prove the law for triangle ABC i.e sin A/a=sinB/b=sinC/c Please help me! 
Physics
How long does it take light traveling from the sun at 3.0 x 10^8 m/s to reach Jupiter, which is 780 x 10^6 km away? 
Physics
If you must stop your moving car in a hurry, should you slam on the brakes and lock them? 
physics.
an object travels 219 meters with acceleration 6.43 m/s^2 over an interval of 2.86 seconds. What are Vi and Vf. 
Physics
What would the experimental value of g be if the slope of the graph represents 1/2 g and the equation is y=5.00x.0109639087 
Physics
What is a node? i'm supposed to label the nodes in a diagram of a wave but i can't find it anywhere 
Physics
What element results if two protons and two neutrons are ejected from a radium nucleus? 
Physics
A car slows to a stop over a certain distance. What could cause the stopping force to be greater? 
Physics
I drop an object from a height of 500.0 m. How long does it take to hit the ground? 
Physics
4. Find the magnitude of the force between two charges Q1 = 3µC, Q2 = 2.5µC that are 50mm apart. 
physics
in deep space a gun is fired; how much force will be required to keep the bullet going? 
Physics
6. Two charges, Q1 = 4.6x109 C and Q2 = 4.3 x109 C, are 60mm apart. What is the electric field halfway between them? 
Physics
show that the oscillation of a liquid in a utube is in simple harmonic motion. 
Physics
Finding of radius of capillary tube without knowing surface tension 
Physics/chemistry
Describe the partcle Theory of a HOt air Balloon? 
physics
What equation gives the position as a function of time for an object with constant acceleration? 
physics
A car that decreases its speed from 100 km/h to 20 km/h undergoes ______ acceleration.