# Math/Physics

206,302 results, page 36

### physics

Find the area enclosed by the curve y=sinx and the x-axis between x=0 and x=22/7

### physics

Find the area enclosed by the curve y=sinx and the x-axis between x=0 and x=22/7

### physics

Find the area enclosed by the curve y=sinx and the x-axis between x=0 and x=22/7

### physics

Find the area enclosed by the curve y=sinx and the x-axis between x=0 and x=22/7

### physics

Find the area enclosed by the curve y=sinx and the x-axis between x=0 and x=22/7

### physics

An 80kg astronaut has a weight of 120N. How many radii above the earth is he?

### physics

an electron (m= 9.11 x 10^-31 kg) and a proton (m+ 1.6 x 10^-27 kg) are separated by 1.0 x 10^-10 m. what is the gravitation force between them? help please!

### Physics

If a 1.5V battery stores 5.0kj of energy,for how many minutes could it sustain a current of 1,2A?

### physics

find the impulse on a baqseball that is hit 80N of force in a time of 0.52 s

### Physics

Classify the following measurements as scalar of vector quantities. A.) 15 s B.) 4.2 m ( up) C.) 100 km/h (S) D.) 2.8 kg

### physics

Calulate the amount of substance io 120g of trioxocarbonate (iv)ion,co2

### physics

Calulate the amount of substance in 120g of trioxocarbonate (iv)ion,co2

### physics

a cannon fire a .453 kg shell with initial velocity vi=9m/s in the direction 50

### Physics

Find positions on the x axis for the charges Q1 = -1 C and Q2 = +3 C so that the electric field is zero at x = 0.

### Physics

I got 240mph by using a diagram but my lecture said i am wrong

### physics

if a proton and an electron are released when they 2.0 x 10^-10 m apart, find the initial acceleration of each of them

### physics

What voltage is applied to the 5.00 µF capacitor of a heart defibrillator that stores 35.0 J of energy? In kv.

### physics

610 C passes through a flashlight in 0.510 h. What is the average current?

### Physics

How long in seconds does it take for a car accelerating at 3.5m/s2 to go from rest to 120km/hr

### Physics

what is the power dissipated in an ac circit in which current v=230sin(wt+90) and I=10sin(wt)...plz help me

### physics

The units of heat are equivalent to those of which one of the following quantities?

### Physics

How much work must be done on a 500-kg car to accelerate it from 29-km/hr to 112-km/hr?

### physics

determine the magnitude of the centripetal force that acted on the whirling ball??

### physics 11

Displacement i sgivenby x=2+3t+4t2. Find the value of instantaneous acceleration.

### Physics 11

Displacement is given by x=2+3t+4t². Find the value of instantaneous acceleration.

### physics

Why projectiles launched at complimentary angles have the same range?

### Physics

How can we find the resultant force if the mass and SPEED are given?? Help me please!!

### physics

how much energy is stored in a 9 volt battery rated at 10 a hour

### physics

Show that the average speed of a rabbit that runs a distance of 30 m in a time of 2 s is 15 m/s.

### Physics

What is the momentum of a wavelength= 0.015nm X-ray photon? p= in kg*m/s Please help I am confused. Thank you.

### Physics H

What is the speed of light moving through a medium of index of refraction 2.45?

### Physics, Help me please,

What is the potential difference between Points A and B? E=100N/C AB=.2M degrees of 30

### physics

find the %error in the measurement of refractive index of glass. the values was 1.54,1.53,1.44,1.54,1.56& 1.45.

### physics

Caculate the work done when a force of 20N strecthes a spring by 50mm

### physics

if The magnitude of the nuclear spinangular momentum of a nuclei is 15 /2 units. Then what will be the value of I

### physics

if The magnitude of the nuclear spinangular momentum of a nuclei is 15 /2 units. Then what will be the value of I

### Physics

How much mechanical energy was lost during the ball's fall?

### sonogram physics

How much time is required to image a structure at 5cm.?

### physics please need help

If the period of an AC sine wave is 180 ms, the frequency is

### Physics

How far do you travel if you start at 5.6 m/s and slow down at 2.5 m/s until you stop?

### physics

how to show with the help of a model that resistivity of a conductor increases with increase in temperature?

### Physics

The pendulum is transported to another planet where the acceleration due to gravity is smaller.

### physics

what is the kinetic energy of 1,200-kg roadster moving at a rate of 88km/hr?

### physics

What is the wavelength (m)of an earthquake that shakes you with a frequency of 11.5 Hz and gets to another city 85.0 km away in 12.0 s?

### 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

find the acceleration produced by a net force of 300.0 N on a mass of 0.75 kg.

### physics

If body is rotating 30r.p.m in clockwise what is angular velocity and it direction

### physics

how did nikola tesla change the world? and why students do not know about him and his inventions?

### Physics

if im plotting a graph: Time Squared vs Length What will be the unit of my gradient ?

### Physics

Your velocity changes from 50 m/s to the left to 10 m/a to the right in 15s, what is your average acceleration?

### physics

What would be the resultant vector with an angle of 30° with the +x axis and has a y component of 8.9 Newtons?

### physics

What would be the resultant vector with an angle of 30° with the +x axis and has a y component of 8.9 Newtons?

### Physics

A students adds two vectors with magnitude of 200 and 40 , what is the resultant ?!

### physics

. If the momentum of an object is tripled, its kinetic energy will change by what factor?

### physics

Show that the time for the voltage in the RC circuit to rise to (Vo/2) "half-max" is t1/2 = T ln 2

### physics

Which of the following properties of a ball is conserved as it falls freely in a vacuum?

### Physics

Acoustics. How do engineers design buildings to reduce noise pollution?

### Physics

A 1400-kg race car can go from 0 to 90km/h in 6.0s . What average power is required to do this?

### Physics

How to add vectors in terms of velocity by using vector chart

### Physics

Problem2-AFor A=-I+2j +5k and B=2j-3k,find: a) The dot productA.B b) The angle between the A and B

### Physics

Why is warm water used for bathing during cold weather?

### PHYSICS

Why era traits/scientific characteristic important in the field of Science?

### PHYSICS

Why is a control set-up being done in conducting an experiment? Give example.

### physics

true or false an object with a mass of 9.0 kg has an acceleration of 3 m/s. the force acting on it is 3n

### Physics Classical Mechanics

Thanks to everyone who helped me out. I got through.

### Physics

A rocket is fired with 9.37 km/hr, find the maximum altitude. (no air resistance)

### physics

Find the total displacement of a mouse that travels 1.0m north and then 0.8m south.

### physics

Find an expression for the energy densityin terms of stress and strain.

### Physics

how much energy is required to change 40 g of ice at -10 C to steam at 110 C?

### physics

What is the maximum amplitude of the resultant waves at the position of 2 . 7 m along the x -axis?

### Physics

You throw a beanbag in the air and catch it 3.3 seconds later. How high did it go?

### Physics

A piece of metal has a mass of 85 cg and a volume of 450L. What is it's density in g/cm3?

### physics

If you double the radius of a sphere, its volume increases by what factor? A. 8 B. 6 C. 2 D. 4 I thought maybe C.2 or D.4

### physics

An astronaut shoots you in space given that the bullet is weightless, could it injure you?

### physics

Complete the following nuclear reaction: ^16,v8 O + ^4, v2 He → ________ + ^19, v10 Ne 1p 1n 2H 3H

### Physics

convert 220 degree into radians show work.

### Physics 1

What is the rotational kinetic energy of the Earth in its orbit around the sun?

### physics

why salt mixed in water before keeping egg and boil it?

### physics

explain why we sweat when it is hot? How does it help us? In terms of heat and temperature what happens

### AP Physics B

how much heat does it take to melt 4.2 kg of ice at 0c? Answer in kcal

### physics

find the moment of inertia of the earth. Radius is 6,000 km and mass is 6 x 10^24 kg

### Physics

How long would the year be if the distince of the earth from the sun where 20% more?

### Physics

Resolve a force of 7.5N acting at an angle 40 to its horizontal an vertical components.

### physics

How much heat is added to 10.5 g of ice at -20.0°C to convert it to steam at 123.5°C?

### Physics

Am i correct? If a 10.0 kW device pulls 20.0 A of current, what voltage exists across it? A. 5.0 *10^0 V B. 5.0 *10^1 V C. 5.0 *10^2 V D. 5.0 *10^3 V <---

### Physics

Explanation of twin paradox in regards to special relativity theory.

### physics

How many electrons pass through a lamp in 3 minutes.If the current is 300 ma?

### physics

The escape velocity on the moon is: a) 5.64x10^6 m/s b) 1.68x10^3 c) 160 m/s d) 2.38x10^3 m/s

### physics

If Zulfiqar fold this colored paper as shown in the image, which cube will he get? A C B D

### physics

The time required for a car to reach 28.5 m/s from rest, accelerating at 3.70 m/s2 is __________ .

### physics

When an object travelling at 12.7 m/s [E] speeds up to a velocity of 21.5 m/s [E] in 3.45 s, the magnitude of the acceleration is __________m/s2.

### Physics

At what distance from the earth's surface will a mass of 40.0 kg be just 385.0 in weight?

### Physics

What is the application of simple harmonic motion to our daily lives?

### Physics II

What is the sign and magnitude of a point charge that produces a potential of -2.00 V at a distance of 3.00 mm?

### Physics II

What is the sign and magnitude of a point charge that produces a potential of -2.00 V at a distance of 3.00 mm?

### physics

A person swims with a speed v realative to water What dose this mean?

### physics

A sports car accelerates from rest to 86km/h\, km/h in 5.2s\, s . What is its average acceleration in m/s2{\rm{m/s}}^2.

### Physics

How long is Mayra, a ballerina, in the air when she leaps straight up with a speed of 1.23 m/s?