Math/Physics

209,467 results, page 27

Physics

Explain how a galvanometer functions, using electromagnetic principles.

physics

what are three careers that belong to the life science branch?

physics

Calculate the watts equivalent of 22kilocalories consumed in 24 hours

Physics

What does the area under a velocity vs. time graph represent??

physics

a ramp is 0.5m high and has a slope of 4m long.what is the mechanical advantage?

Science-Physics?

Hi simple question which of these have the dimension as length? A) a*t^2 B) v^2/2*a C) a*v D) (v^2*m)/F

physics

write out the electron configurations for each of the metallic ions: 1. Ba^2+ 2. Cu^2+ 3. Li^+ 4. K^+ 5. Sr^2+ 6. Ca^2+ 7. Na^+

physics

A 12 V battery will increase the potential energy of 2.1 C of charge by how many joules?

physics

How would an astronaut in apparent weightlessness be aware of her mass?

physics

How would an astronaut in apparent weightlessness be aware of her mass?

Physics

40 g of gasoline are mixed with 45 g of water. What is the average density of the mixture?

Physics

Why do ironic compounds have high melting points?

physics

what is the difference between high octane and regular gasoline

Physics

What is the kinetic energy of a 1500 kilogram object moving at 25 m/s?

Physics

List the fossil fuels in order in which they will probably be used up.

Physics

What is the weight (in Newtons) of an object with a mass of 25 kg on the surface of the Earth?

Health Physics

When work is done by friction, in what form in energy "lost"?

Health Physics

What type of machine are the joints of the human body?

Health Physics

What type of machine are the joints of the human body?

physics

the oxidation numbers of the elements in a compound must add up to

physics

the oxidation numbers of the elements in a compound must add up to what

Physics

A force of 0.20N acts on a mass of 100g. What is the acceleration?

physics

why fans are placed at certain height below celing?

physics

If 2.0J of work is done in raising a 180g apple, how far is it lifted?

physics

Why does a gas become hotter when compressed by a piston in a cylinder?

physics

how to see if the barber has cut your hair properly at the back?

physics

1.calculate the commutators a/ [x^2,p^2] b/ [a,a^+n] I don't know how to solve it. Please help. I really appreciate.

physics

What is the kinetic energy of a 62kg cyclist if she is moving on her bicycle at 8.2 m/s?

physics 12- dynamics

A 5kg block slides down an incline of 25

physics

in what direction will a freely suspended magnet come to rest?

PHYSICS

what does it mean to be outside the focal point of a converging mirror?

Physics

Explain why the pressure at depth h in a stationary fluid is `rho g h.

physics

Explain why the pressure at depth h in a stationary fluid is `rho g h.

Physics

With speed 75m/s and period 5.42ms, calculate the wavelength.

physics

In the frictionless apparatus m1=1.7kg What is m2 if both masses are at rest

Physics

Does the law of reflection only apply to mirrors or any object?

Physics

What is a mirror ( reflective surface and back) made out of?

physics

Why is 9.8 used as g on Earth but nowhere else in the solar system? Explain.

physics

Is there any investigations of forced oscillations of the spring-mass system?

physics

The wavelength of yellow sodium light is 589 nm. What is its frequency? 1 Hz

physics

if a piston is insulated and being pushed, is the temperature increased

Physics

Find the components of the vector with length = 1.00 and angle 30.0 as shown.

Physics

the energy of a ball rolling up an inclined place plane is?

physics

If the borderline is tau equals zero,the eigen values are?

physics

a 20.0L sample of hydrogen gas has a mass of 1.80g. What will its density be in g/ml?

physics

how much energy is needed to heat 50 grams of ethanol

Physics

Two vectors are given by a = 3.7i + 6.9j, and b = 1.9i + 4.7j. Find (b) a·b = (c) (a + b)·b = (d) the component of a in the direction of b = .

AP physics

A car travels 35 km west and 75 km north. what distance did it travel?

Physics

Why solids conduct better heat than liquids and gases ?

Physics

the mechanical energy of a body is the difference of its KE and PE. true or false

Physics

What is the scientific principle involved in unmanned level crossing?

Physics

What is the scientific principle involved in unmanned level crossing?

physics

What is the kinetic energy of a 19 kg dog that is running at a speed of 7.4 m/s (about 17 mi/h)?

physics

What is the kinetic energy of a 26 kg dog that is running at a speed of 8.4 m/s (about 19 mi/h)?

Physics

What is the relationship between velocity, acceleration, mass and force?

physics

A 200 kg motorcycle accelerates at 0.02 m/s2. What force produced this acceleration?

physics

How much force is needed to accelerate a 78kg skier 2m/s/s/

Physics

Give 3 examples of applications of the conservation of angular momentum.

physics

how long does it take an object ti accelerate from 25 mi/hr if it acclerates at 50 mi/hr squared

Physics

The result of 1.51751x10^4 divided by 6.451x10^3 to 2 significant figures is?

Physics

Define the term "complementary colours"?PLEASE GUYZ

Physics

briefly explain why can it be dangerous to touch a charged capacitor?

physics

to find friction force do you use the equation n=mg cos

Physics

What physical phenomenom might produce emission spectra?

Physics

A sports car accelerates from rest to 89 km/h in 6.1s . What is its average acceleration in

Physics

A sports car accelerates from rest to 89 km/h in 6.1s . What is its average acceleration in

physics

THERE ARE 10 WAYS TO DRAW A CIRCUIT WITH FOUR 5OHM RESISTORS. WHAT ARE THEY?

Physics

what is the kinetic energy in joules of a 1040-kg automobile traveling at 81 km/h ?

physics

2.0g bullet fired with speed of 44.5m/s what is the kinetic? is there any conversions involved?

physics

A 2.15 kg book is dropped from a height of 1.8 m. a) What is its acceleration? Answer in units of m/s2.

Physics

(Delete the spaces between the characters for the URL of the question): h t t p : / / g o o . g l / E 9 M X o

Physics & Calc

Derive the stationary target equations: v1 = [(m1-m2)/(m1+m2)]v1 v2 = [(2m1)/(m1 + m2)] v1

physics

you measure the period of a 2.0m pendulum and find it is 2.8s. what is the value of g at your location?

physics

You push down on a 3 N box for 10 Minutes. How much work was done?

physics

Three vectors, A, B, C have the following x and y components: Ax = 6.7, Ay= -2.3; Bx = -5.5, By = 4.5; Cx = 3.2, Cy = 7.2. What is the magnitude of A + B + C ?

Physics

What are the basic uses of a CRO (cathode ray oscilloscope) Thanks

Physics

the force required to accelerate a mass of 10.0kg at 4.00m/s^2 is

physics

An object has 90.38 Joules of energy and it is traveling at 11.26 m/s. What is the objects mass?

physics

how much work does a woman do if she exerts a force of 75N for 3m?

Physics

how many sig figs do you use for estimated absolute uncertainties?

physics

a 1200 kg car has KE=300,000 J. What is the cars velocity?

physics

find the kinetic energy of an 8kg mass moving at 5m/s

Physics

What force is required to accelerate an object having a mass of 3 kg at 5 m/s2?

physics

Why can't you hit a feather in mid-air with a force of 200 N?

physics

why is the current the same in the resistor and the thermistor in a series circuit? thanks :)

physics

what happens if the cars on the roller coaster has too slow speed?

physics

Objects that allow bulbs to light when inserted in a circuit

physics

Before a collision, a 28 kg object is moving at +13 m/s. Find the impulse

physics

why is earth bulged at the equator?will any one explain me about this?

Physics

How do you determine the average velocity on a position-time graph?

Physics

How do the initial and final horizontal velocities of a projectile compare?

Physics

How does the index of refraction relate to the speed of light in a substance?

Physics

When an object is immersed in a fluid describe the buoyant force?

physics

Your weight is 110 lb. What is your mass in kilograms? Answer in units of kg.

Physics

What is the power output of an engine the does 60,000J of work in 10s?

physics

if the length of a pendulum is 0.8m what is the period if the angular deflection is 30 degrees?

physics

how many cubic centimeters are in a block of brass weighing 34 grams?

Physics

how do i find the volume of a block of platinum weighing 45.5 kilos

physics

calculate the force between two 5.0 kg spheres that are 2.5 m apart.

physics

calculate the force between two 5.0 kg spheres that are 2.5 m apart.

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