Math/Physics

207,240 results, page 27

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.

physics

What voltage is required to store 6.90 10-5 C of charge on the plates of a 7.00-µF capacitor?

Physics

find the x- and y- component of vector R which has a length of 13cm at 30.0 degrees

Physics

How much heat is required to raise the temperature of 70 g of water from 20 C to 80 C?

physics

A mass of 10kg moves with a velocity of 4m/s. What is its kinetic enery

physics

What are the x and y components of a velocity vector of magnitude 1.00 x 10^2 km/h and direction of 240?

physics

how i cld rise the base of a house wd the help f electric circuit

physics

A point charge of -7.9 microcoulomb is at the origin. What is the electric potential at (3.0, - 3.0)?

physics

What is the kinetic energy of a 20 kg dog that is running at a speed of 7.3 m/s (about 16 mi/h)?

Physics

Gind the force between charges of +10.o uC and -50.0 uC located 20.0 cm apart

physics

how do types of nuclear radiation differ in electric charge?

physics

How can you change the temperature of two objects to reach equilibrium

Physics

How many rpm's will a 2'' Nd45 sphere do spinning at 340.29 m/s. Please help me!! =(

Physics

How many rpm's will a 2'' Nd45 sphere do spinning at 340.29 m/s. Please help me!! =(

physics

if you raise a ball 1m and it has a mass of 50g, how much work was done?

Physics

What is the mass of the air in a room that has dimensions of 10m x 30m x 4m?

Physics

The gravitational force between two objects is proportional to what

physics

what potential difference is required to pass 3.0 A through 28 ohm's

physics

What is the potential energy of an object that has a mass of 5 kg and is on a shelft that is 2 m high

physics

A 2.32 kg book is dropped from a height of +3.7 m. a.) What is its acceleration? b.) What is its weight in newtons?

Physics

A proton has a mass of 1.672 X 10 -27 kg. What is its weight? (using 9.81 for gravity)

physics

how do i find the amount of work done when given mass and speed?

physics

A car accelerates from 25km/hr to 55km/hr in 30 seconds. What is its acceleration?

Physics

How much work is needed to lift a 3 kg mass a distance of 0.75 m?

Physics

The work done on an object with a mass of 50 kg raised 3 meters is ________ Nm.

physics

for the equation y = y0 + vy0t + at^2/2, how to I get t alone. Im looking to slove for time

physics

What forces are acting on a puck that is on an air hockey table?

physics

what is the kinetic energy of a bear with a mass of 65 Kg and running at a speed of 20 m/s ?

physics

wat careers are associated with newtons law of motion

physics

a suicase measrues 1.0m x 0.5m x 0.2m it has a mass of 10kg, what is its weight in newtons?

physics

What is the difference between the second and third Newton’s Laws?

physics

when can an object have its original mass but zero weight?

Physics

what is the formula used to find time with an Vo at 0, Vf at 22 m/s2, and a constant velocity at 1.7 m/s2?

Physics

how does the MA and the IMA of the inclined plane vary with the inclination angle?

Physics

how does the MA and the IMA of the inclined plane vary with the inclination angle?

physics

what will happen if we suspend a brick with a newton metre in water

physics

how fast will a object be traveling when drppped from 30 feet high

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