Math/Physics

211,502 results, page 45

physics

What is the magnitude of the electrostatic force on a +5 C harge 1.75 m to the left of a -2.5 C Charge? (show your work)

physics

A car traveling at 5.9 m/s accelerates at 2.12 m/s2 for 19.5 seconds. To the nearest meter how far does it travel.

Physics

How much work does it take to stretch a spring with k= 150N/M 10cm from equilibrium?

Physics

Find the deBroglie wavelength of a 0.10kg ball moving at 19.0m/s? Why don’t we see this wave?

Physics

If an object on Pluto has a mass of 10 kg and a weight of 6.6 N, what is the acceleration due to gravity at its location?

physics

what is the source of error occur in experiment Standing Waves (tuning fork)?

Physics

An object with an initial velocity of 5 m/s has a constant acceleration of 2 m/s^2. When its speed is 15 m/s how far has it traveled?

physics

an automobile travels at a uniform speed of 88 kph. how many metres does it travel in 1 second?

Physics

What is electric field required at the tip of sharp needle to ionize air?

physics

2) The weight of tank is 50 000 kg, area of his belts is 5 m2. What pressure acts on the ground?

physics

2) The weight of tank is 50 000 kg, area of his belts is 5 m2. What pressure acts on the ground?

physics

2) The weight of tank is 50 000 kg, area of his belts is 5 m2. What pressure acts on the ground?

physics

2) The weight of tank is 50 000 kg, area of his tracks is 5 m2. What pressure acts on the ground?

Physics

What is the force on the charge located at x = +8.00 cm in Figure 17.40(a) given that q = 5.00 µC and a = 2.50? (The positive direction is to the right.)

Physics

What is the force on the charge located at x = +8.00 cm in Figure 17.40(a) given that q = 5.00 µC and a = 2.50? (The positive direction is to the right.)

physics

if a swimmer swims 85.4 yards in five minutes, how many meters will he swim in 70.0 seconds?

Physics

Could someone explain to me about how live, earth and neutral wires work?

physics

A car accelerates uniformly from 10m/s to 24m/s.Ehat is its average speed?

Physics

I need to explain and demonstrate mathematically why it is easier to pull a wheelbarrow than it is to push it

Physics

I need to explain and demonstrate mathematically why it is easier to pull a wheelbarrow than it is to push it

Physics

how to find the max height of a cat that is thrown at 9.8 m/s and is in the air for a total of 4 seconds.

physics

Calculate the speed of an electron that is accelerated through the potential difference of 123 V.

Physics

Have no idea how to do this! Determine the weight of a 1768.0-kg car which is moving at a speed of 26 m/s.

physics

A 0.355-kg object undergoing SHM has ax = 2.30 m/s2 when x = 0.235 m. What is the time for one oscillation?

Physics - projectile

a ball is thrown straight up at 50 m/s. What speed will it be when it returns to the thrower's hand?

Physics

the higher the angle the longer an objecg will be in the air , but dose that mean it will go further ?

physics

a 4.5kw electric motor is 90% efficient.how much energy it use in 20 seconds.

Physics

5.A coin and a piece of glass are both heated to 60°C. Which will feel warmer when you touch it?

Physics

A coin and a piece of glass are both heated to 60°C. Which will feel warmer when you touch it?

Physical Science

What are three medical technologies that rely on the physics of elementary particles?

PHYSICS

How could you repair an electric fan that is not working properly? Apply scientific method.

PHYSICS

How will you prepare a laboratory procedure to verify the validity of the hypothesis? Give an example.

Physics

Can you give me the summary of work,force,potential & kinetic energy,power?

Physics

A simple harmonic pendulum has a period of 3.19 s and initial speed of 2.12 m/s. Find the length.

physics

A magnetic field is uniform in a region of radius 10 cm, and increasing at 0.02 Tesla/second.

physics

In one dimension ,how does energy depend on size of region if an electron is confined there ??

physics

3 factors that we must always give when expressing a force vector quantity

physics

3 factors that we must always give when expressing a force vector quantity

physics

3 factors that we must always give when expressing a force vector quantity

physics

A rock is dropped from rest. How fast is it going after it has been falling for 8.3 s?

Physics

A rock is dropped from rest. How fast is it going after it has been falling for 8.3 s?

physics

A speedboat increases in speed from 21 m/s to 30.9 m/s in a distance 191 m. Find the magnitude of its acceleration.

Physics

) What is the minimum uncertainty in the velocity of an electron that is known to be somewhere between 0.050 nm and 0.10 nm from a proton?

physics

What total capacitances can you make by connecting a 4.98 µF and 8.98 µF capacitor together? series ? parallel?

PHYSICS

A car traveling at 17 m/s accelerates at 1.37 m/s2 for 12 seconds. To the nearest meter how far does it travel?

Physics

What is the minimum uncertainty in the velocity of an electron that is known to be somewhere between 0.050 nm and 0.10 nm from a proton

physics

what is the mass of a vehicle traveling at 25 km/hr with a kinetic energy equal to 1 x 10 to the 4th power J?

PHYSICS

A girl rows 10 km downstream in 2 h. Her return trip takes 3 h. How fast is the current. in km/

Physics

An airplane with an airspeed of 50km/h lands on a runway where the wind speed is 30km/h .

Physics

Determine the displacement of a plane that experiences uniform acceleration from 77 m/s to 110 m/s in 16 seconds.

physics

Find the mass of 0°C ice that 10g of 100 °C steam will completely melt

Physics!

How much impulse stops a 46-kg carton sliding at 3.0m/s when it meets a rough surface?

physics

A 60 kg of sprinter accelerates from rest at 2.5 m?s^2 East for 4s. What force is acting and what is the final speed?

physics

If the electron experiences a force of 5.6 x 10-6 N, how large is the field between the deflection plates?

Physics 1

If you see an object rotating, is there necessarily net torque acting on it? Explain

Physics 1

What torque is needed to accelerate a 70Kg disk with a 20 cm radius from rest to 10 rad/s?

Physics

The maximum kinetic energy of a mass-spring system in SHM is equal to

physics

What is the magnitude of the acceleration of anelectron in a 2200 N/C electric field?I want the solution to this problem.

Physics question

Does the crest of a wave usually have a larger amplitude than the trough?

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

Calculate the gravity on a planet using a pendulum that has a period of 2.45 s having a length of 1.25 m.

physics

What is the maximum walking speed of an adult man whose legs are each 0.90 m long?

physics

I weigh 130 pounds, so how much would I weight on a neutron star?

Physics

. A weightlifter lifts a 76.0 kg barbell 2.60 m 20 times in 1.50 minutes. What is his power output (a) in watts and (b) in hp?

Physics

Show that the x-component of the tension force Fc in terms of its magnitude Fc is given by -0.3420 Fc

Physics

A body is thrown vertically upward with initial velocity 9.8m/s what height it will attain ?

physics

on a trip a car covers 42.3 miles in 40.0 minutes. find the average velocity in m/s and km/hr

physics

a pendelum in a fathers clock measures .90m from the support to the centerof the bob

physics

a body of mass 40kg walk to a step in 40. find the kinetic energy

physics (motion)

the initial velocity of a particle is u (at t=0) and acceleration f is given by at.which relation is valid: (a)v=u+at^2 (b)v=u +at^2/2 (c)v=u+at (d)v=u

physics

Which of the following sets of forces acting simultaneously on a particle keep it in equilibrium?

physics

what is the resultant of two 65N identical one acting easterly and the northerly

physics

A tank has a length of 0.18 m, a width of 0.78 m, and a height of 0.44 m. If it is filled with water, how many kilograms does it weigh?

physics

A tank has a length of 0.18 m, a width of 0.78 m, and a height of 0.44 m. If it is filled with water, how many kilograms does it weigh?

Physics 2

the microwave protion of the spectrum has wavelengths ranging from 1 mm to 1 m. find the corresponding frequency?

physics

Compare the work that a 22-kW car engine does in 60 seconds if its efficiency changes from 100% to 75%.

Science

What is the formula used for finding the gravitational pull of a particular mass in physics?

Physics

How is the Sky Screamer at Six Flags an example of Newton's First Law?

physics

A standard 1 kilogram weight is a cylinder 48.5 mm in height and 52.0 mm in diameter. What is the density of the material?

Physics

Find the attractive force bet a 50 kg girl and a 60 kg boy, if they stand 2.00 m apart.

Physics

A baseball goes from zero to 37 m/s in 0.177 m/s. What is its average acceleration? Answer in units of m/s^2.

Physics 11U

can a initial velocity from the average acceleration formula (Aav=Vf-Vf/t) be negative?

physics

When sand is poured on a rotating disc what happen to its angular velocity ? explain

physics

What is the pressure exerted on the ground by a cube which has a weight of 600N and a side of 1m2

Physics

A swordfish swims at 2.46km/h.How far has the fish traveled after 2050s?

physics

Calculate the distance Michael will travel if he maintain an average speed of 9.4 m/s for 2.2 seconds.

physics

Calculate the distance Michael will travel if he maintain an average speed of 9.4 m/s for 2.2 seconds

Physics

If a car increases its speed from 5 m/s to 25 m/s over 40 seconds. what is the acceleration? Give the unit.

physics

Find the final speed of the train assuming no friction. Answer in units of m/s

physics

A plane cruising at 247 m/s accelerates at 28 m/s 2 for 8.7 s.How far will it have traveled in that time?

physics

draw the following position vectors, find the displacement and present it on diagram. di=2 m df=5m di=3m df= -4m

Physics

A 700 kg plane is traveling at 90 m/s at an altitude of 1500 m. What is the total mechanical energy?

physics

Which parameter of a projectile depends on the horizontal as well as the vertical component of velocity of projection?

Physics

gazelle traveling 200 m/s is launched at a 40 degree angle with respect to the horizontal.

Physics

1) Please describe the typical path(s) for hurricanes. Is this part of the pattern of convection?

physics

if a load 1kg streches a cordby 1.2cm.what is the force constantof the cord?

Physics

How fast is an object traveling after 3seconds if its terminal velocity is about 35 m/s.?

physics

Calculate the momentum of a 0.1 kg rifle bullet traveling 500 m/s. Answer in units of kg•m/s

Physics

What's the difference between Inertia and Impulse? Because the definitions sound really similar.

Physics

A projectile is shot straight up from the earth's surface at a speed of 1.20 x 104 km/hr. How high does it go?

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