# Math/Physics

206,551 results, page 20

### n. i. o. s physics

How would you design a black body?

### physics

how much will the velocty of a car be in 24 seconds

### physics

how many significant digits are in the following 2,546m

### Physics

bobpursley, is answering questions on this all you do?

### physics

Define Newton's first law .

### Physics

Calculate the force on an electron that is 3.8e-6 m from a proton.

### Physics

What is the purpose of the resonator stringed instrument

### physics

What is the mass if an elephant that has 45,000 J when it is moving 5.0 m/s

### physics

An acceptable unit for power would be A. kg-m/s B. kg-m-m/s/s/s C. N/s D. Kg-m-m/s/s E. J-s

### physics

explain why carrots look orange

### physics

explain why carrots look orange

### physics

explain why carrots look orange?

### Physics

The position of a point A is specified as A (5.7).the y-coordinate is ?

### physics

Why a magnet lose magnetism when heated?

### physics

What is the mass of 5.00L of pure water?

### Physics

Why are household lamps are not connected series?

### physics

Why do we measure blood pressure in mercury?

### Physics

If a mass of gasoline occupies 70.01 at 20°C, What is the volume at 35°C?

### physics

If a mass of gasoline occupies 70.01 at 20°C, What is the volume at 35°C?

### mathematical physics

For any two vectors u^ and v^ show that: (u^.v)^2-[(u^×v^)].u^= u^2v^2

### physics

750km towards North West?

### physics

is differentials used in burger's equation?

### physics

is differentials used in burger's equation?

### Physics

What is the speed of a geosynchronous satellite on Earth?

### Physics

Can you help me understand the graphic relationship between d vs t, v vs t, and a vs t?

### Physics

Differentiate between an integrator and differentiator

### physics

Why is voltmeter made of high resistance?

### physics

Why do light(photons) have no mass

### Physics

What is its centripetal acceleration? Answer in units of m/s 2 .

### Physics

How do you find final kinetic energy?

### Physics

What is the "Percent Difference Formula for Momentum"?

### PHYSICS

Can a massless body undergo repulsion

### Physics

If the velocity is given as v=t^2-2t+2 what is the acceleration when v=10m/s?

### PHYSICS

can an atom exist without a nucleus

### physics

Can water be boiled without heating?

### Physics

An object weighs 500N.what is its mass?

### Physics

What is the use of MODEM at the transmitting end?

### PHYSICS

Can an act of fissure destroy a blackhole

### Physics

How do you calculator the percent error from a graph?

### Physics

If s=at^2+bt+c, where s is distance and t is time, what will be the correct unit of a,b,c

### Physics

How do you determine the work done by the frictional force?

### physics

Can the value of equilibrant be equal to zero? If yes, why?

### physics

When is the kinetic energy equal to zero?

### Physics help

how much more intense is 75 db compared to 25 db

### Quick physics help

what does a mirror do to images that it reflects

### physics

Si unit of specific inductive capacity?

### PHYSICS

Pressure at the bottom doesnot depdnd on..

### physics

what is the scientific n otation of 75mm to inches?

### physics

Is torque depends on the choice of origin

### physics

how scientists inventions are effecting the environment?

### physics

what is the difference beteewn resultant and equlibrium

### Physics

Is KNO3 soluble in KOH solution?

### physics

What is the magnitude of tension on each cord 18 degrees 4.75 kg

### physics

can someone else me solve this equation? E=mgh

### Physics

If a wave has a frequency of 10 Hertz, what does this mean? Thanks.

### Physics

Examples of transverse and longitudinal waves. Thank You

### physics

Find the x and y components of A displacement 200km at 34

### Physics

Why may someone not be able to cooled by evaporation?

### Physics

What is simple harmonic motion or SHM?

### physics

Dependence of fringe width on lamda D and d

### Physics

How long does a car with an acceleration of 2.0 m/s2 take to go from 10 m/s to 30 m/s a. 3 m b. 6 m c. 18 m d. 36 m

### Physics

Is screw a modified inclined plane?

### Physics

What Is Simple Harmonic Motion (SHM)?

### physics

What is mean by 28degree east of north

### Physics

what metal is it if, it is 7.14g/mL => Cast Iron.

### Physics

What's is the change in the barometer I'd it is carried to the moon

### physics

why does water show abnormal behaviour?

### Physics

Why are w=fxd and E =mc2 both energy

### physics

Derive the relation for a travelling wave ,d^2 y/dt^2 = V^2 d^2 y/dx^2

### physics 1

a simple pendulum is 1m long.what is its period?

### Physics

Pls what are evanescent waves really

### Physics

what is refractive index in apperent depth

### Science

List all of the things that are physical property. You will find some listed here. http://nobel.scas.bcit.ca/chem0010/unit2/2.2_properties_physical.htm There are very many others, but they would require a lot of effort to explain what they mean. Isn't every property a physical...

### PHYSICS!!!

A 0.30-kg softball has a velocity of 12 m/s at an angle of 30° below the horizontal just before making contact with the bat. What is the magnitude of the change in momentum of the ball while it is in contact with the bat if the ball leaves the bat with a velocity of 17 m/s, ...

### Math

Whats a consisnent. like suppose 2,3,6,9,8 Can someone help please? Can someone help please: What are conssitent numbers in math? i need help on my math its algebra

### MATH HELP!

HELP! I REALLY NEED HELP IN BASIC SKILLS MATH! Can you please find me a GOOD web site that will help me in random basic skills math?

### physics

1. The physics of Mars and its two moons. Mars has two moons, Phobos and Deimos (Fear and Panic, the companions of Mars, the god of war). Deimos has a period of 30 h, 18 min and a mean distance from the centre of Mars of 2.3 x 104 km. If the period of Phobos is 7 h, 39 min, ...

### math

Hi i have a math exam tomorrow and i wanted to get some extra practice so can you please find me free online math tests. Please do not give me "Proprofs" as one of the websites. I have already tried their website and it did not help :D

A golfer hits a shot to a green that is elevated 3.0 m above the point where the ball is struck. The ball leaves the club at a speed of 17.4 m/s at an angle of 35.0¢ª above the horizontal. It rises to its maximum height and then falls down to the green. Ignoring air ...

### PHYSICS!!!

Water moves through a constricted pipe in steady, ideal flow. At the lower point shown in the figure below, the pressure is 1.70 105 Pa and the pipe radius is 2.80 cm. At the higher point located at y = 2.50 m, the pressure is 1.22 105 Pa and the pipe radius is 1.70 cm. (a) ...

### Physics

I was having trouble with two different physics problems when studying for a test. Any help is appreciated. 1.) A 11.6-kg block of ice has a temperature of -14.5 °C. The pressure is one atmosphere. The block absorbs 6.87 x 106 J of heat. What is the final temperature in ...

### Physics

I was having trouble with two different physics problems when studying for a test. Any help is appreciated. 1.) A 11.6-kg block of ice has a temperature of -14.5 °C. The pressure is one atmosphere. The block absorbs 6.87 x 106 J of heat. What is the final temperature in ...

### Physics

A child pushes a toy box 4.0 m along the floor with a force of 6.00 N directed downward at an angle 37.0 degrees to the horizontal. (a)How much work does the child do? (b)Would you expect more or less work to be done if the child pulled upward at the same angle? try asking for...

### MATH

MAKE R the subject of the formulaq........ I =(mne) devide by (mR+nr)...........Its N2 math can u help? It's not at all clear to me what your question is, what does this mean? "MAKE R the subject of the formulaq........" In this part, are we to take I,m.n.e,R and r as ...

### Physics

I need a complete list all the doppler effect equations for a beginner physics class. Here is a sample questions so you know the level Question: Two trains on separate tracks move toward one another. Train #1 has a speed of 130 km/hr and train #2 a speed of 90km/hr. Train 2 ...

### Re: PHYSICS

A stationary block explodes into two pieces L and R that slide across a frictionless floor and then into regions with friction, where they stop. Piece L, with a mass of 2.0 kg, encounters a coefficient of kinetic friction µL = 0.40 and slides to a stop in distance dL = 0.15 m...

### Physics

Kaitlin is going off to her physics class, jogging down the sidewalk at a speed of 3.30m/s . Her husband Scott suddenly realises that she left in such a hurry that she forgot her sandwich, so he runs to the window of their apartment, which is a height 35.0m above the street ...

### physics math science

A battleship fires a cannon to hit a pirate ship with velocity 200 m/s and angle with horizontal direction 37o. • Find: • A) the position of the bullet after 2 secs, velocity and acceleration. • B) the highest altitude it will reach and time it takes to get there • C) ...

### math

The mean of Alice's last 5 math test scores is 88. The first 4 of these 5 math test scores were 87, 75, 93, and 85. What score did Alice earn on her fifth math test?

### Math repost for jalyiah

Posted by jalyiah on Sunday, September 16, 2007 at 6:55pm in response to math. math riddle someone anser.i have four sides .all oppisite sider are parallel .i have no right angels

### physics

A stone is dropped off the science building and accelerates, from rest, toward the ground at 9.8 m/s/s. A curious physics student looks out the third floor window as the stone falls past. She happens to have a stopwatch and she finds that it takes 0.30 sec for the stone to ...

### Physics

A stone is dropped off the science building and accelerates, from rest, toward the ground at 9.8 m/s/s. A curious physics student looks out the third floor window as the stone falls past. She happens to have a stopwatch and she finds that it takes 0.30 sec for the stone to ...

### Physics

Hey, I'm studying for my physics class, and I'm not sure how to solve this problem. Can someone walk me through it please? I'd really appreciate any help! John throws a baseball from the edge of a cliff with an initial velocity of 17.0 m/s at an angle 27.0° above the ...

### RE: PHYSICS

A stationary block explodes into two pieces L and R that slide across a frictionless floor and then into regions with friction, where they stop. Piece L, with a mass of 2.0 kg, encounters a coefficient of kinetic friction µL = 0.40 and slides to a stop in distance dL = 0.15 m...

### math

need to make a venn diagram using 3 circles. A survey on subject being taken by 250 students at a certain college revealed the following info: 1. 90 were taking math 2. 145 were taking history 3. 88 were taking english 4. 25 were taking math and history 5. 38 were taking ...

### Physics

a 24kg metal ring with 24cm diameter rolls without stopping down a 30 degree incline from a height of 3.4 m 1) according to the law of conservation of energy what should be the linear speed of the ring at the bottom of the ramp (I'm guessing that i solve for Vfrictionless, ...

### physics

Henrietta is going off to her physics class, jogging down the sidewalk at a speed of 4.20 . Her husband Bruce suddenly realizes that she left in such a hurry that she forgot her lunch of bagels, so he runs to the window of their apartment, which is a height 54.2 above the ...

### physics

explain how you can change the length of a vibrating string.

### physics

what is the velocity of the object as a function of time? for 0s < t < 10s

### Physics

Explain how energy, time, and power are related.