A car traveling at a constant speed on a curve changes the direction of its velocity from east to north. In what direction was the average net force on the car?

Q: A diffraction grating has 300 lines per mm. If light of frequency 4.76 × 1014 Hz is sent through…

A:

Q: Skylar pulls a 6.00-kg crate across a horizontal floor for a distance of 2.6 m as shown. The tension…

A: Given data:  Frictional force (F) = 19 N Distance (d) = 2.6 m Angle between frictional force and and…

Q: A 3 kg cart is moving to the right with a speed of 1 m/s. This cart collides with a second 5 kg cart…

A: Given data:  m1 = 3 kg, u1 = +1 m/s m2 = 5 kg u2 = -2 m/s V1 = -1 m/s Required: The final velocity…

Q: the movie Avengers, Hawkeye fires an arrow with a cable attached to a building after jumping from it…

A:

Q: A mass M1 (of 2.5 kg) slides without friction on a table at a speed of 5 m/sec towards a mass M2 of…

A: M1 = 2.5 kg v = 5 m/s M2 = 5 kg k = 100 N/m

Q: It becomes a tower. C. It becomes wider. d. Its behavior depends on the wavelength of the light. How…

A: Given: The distance of the object from the mirror is 1.5 m. The ray diagram of the object for the…

Q: 3. A 1.8 kg book has been dropped from the top of the football stadium. Its speed is 4.8 m/s when it…

A:

Q: A ball is dropped from a height of 13 ft. The elasticity of the ball is such that it always bounces…

A: Given data: The given height is, H=13 ft

Q: A goat stands on a merry-go-round that is rotating at 6.1 rad/s. If the coefficient of static…

A: Given Angular speed of the merry-go-round is ω=6.1 rad/s Coefficient of static friction between the…

Q: Blocks of mass m₁ and m₂ are connected by a massless string that passes over the pulley in the…

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Q: This time the magnetic field maintains a constant value of 0.650 T, and we achieve an induced…

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Q: Fill in the missing values. PE= KE-80J ME-100J PE= KE=0J 2m ME= PE=503 KE= ME= M 10m 6m PE=0J KE=…

A: According to question we need fill the blanks.

Q: A beam of light is incident from air on the surface of a liquid. If the angle of incidence is 41.5°…

A: Given data The angle of incidence is given as θi=41.5°. The angle of reflection is given as θr=25°.…

Q: A star is observed to move away from us at a speed of 2.9km/s.  How far is the star ? Express your…

A: Given data The speed of separation of the star from us is given as v = 2.9 km/s. The mathematical…

Q: 5) Tnvp is 34.00 °C. At what temperature will the VP equal 47.98 kPa? (2.9 x 10²K)

A: Given: Temperature , Tnvp = 34°C VP= 47.98 kPa To Find: Temperature

Q: How much mass is released as energy in the explosion of a 4.6 megaton bomb?

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Q: In a pure N2 environment if the outside air is at 28C and 1.0atm, how big in Liters would a hot air…

A: Given: Air temperature, T = 28°C Air pressure, P = 1.00atm Material mass, 1271 g Balloon…

Q: What is the speed of sound in air that has a temperature of 273.15 K (0°C)

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Q: Ꮎ \ L | s = ᏞᎾ s F sinᎾ T m Ꮎ F cos Ꮎ g

A: Free body diagram is a representation, where all the forces acting on a single body or many body…

Q: As shown above, two beams of laser light are shown onto two different pieces of plastic. The two…

A: Given data- wavelength λ=600 nm out the phase=2.5 m piece 1, index of refraction μ1=1.4 thickness…

Q: 314 Traffic Flow 68.3. For very light traffic, we know that increased traffic density does not…

A: The traffic density is calculated for each recorded count by dividing the vehicle count by the…

Q: A statue 4.23 meters high is standing on a base of 4.90 meters high. If an observer's eye is 1.93…

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Q: 17) Sho by "A" atoms. Nearest neighbors are separated by ro. A A 4 B A A w much energy is required…

A: Given, Structure of 7 atoms with B atoms in the middle surrounded by A atoms. Well depth for A-A…

Q: A 28 kg child on a swing is traveling at 4.2 m/s. What is his potential energy if he has 315 J of…

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Q: The wavelength of an electromagnetic wave is measured to be 6.80 10-7 m (a) What is the frequency of…

A: Given,  Wavelength = 6.8 ×10^(-7) m We need to find,  Frequency =?

Q: Parallel rays of monochromatic light with wavelength 575 nm illuminate two identical slits and…

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Q: A particle is subject to the velocity vs. time graph shown in the figure. What is the displacement…

A: The displacement is the area under the velocity vs time graph. Calculate the area under the slant…

Q: A series RLC circuit consists of a 60 resistor, a 2.2 mH inductor, and a 720 nF capacitor. It is…

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Q: Two long parallel wires are 12 cm apart. If one carries a current of +3.2 A, and the other +1.8 A,…

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Q: 4. A block is pulled along a surface of negligible friction by a spring scale that exerts a force F…

A: Given:- A block of mass m = 4kg  The spring force is Fspring = 10 N  Find:- Which of the following…

Q: Suppose an AC generator with V(t) = (150V)sin(100t) is connected to a series LCR circuit with R =…

A: Write the standard equation of the voltage. V(t)=V0sinωt Here, V0 is the maximum voltage and ω is…

Q: A shipping container will be used to transport several 80-kilogram crates across the country by…

A: Solution

Q: The gas in the outer region of the Andromeda galaxy is found to be orbiting the galaxy with a…

A: When the gas orbits the galaxy, the centripetal force equals the gravitational force.…

Q: A) A ball is dropped from a height of 100 m. What is the hitting velocity at the ground? B) A ball…

A: Introduction: Equation of motions: It helps us generate relationship between initial velocity, final…

Q: 2. Iwo positive point charges, each have a charge of +q, and are fixed on the y-axis at y = +a and y…

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Q: [Q2] A ray of light is incident on a thick sheet of synthetic diamond (n=2.41) at an angle of 75.0°.…

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Q: In black-and-white photography if one uses a red light of wavelength 647.5 nm in darkroom, its…

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Q: A beam of light is incident from air on the surface of a liquid. If the angle of incidence is 42.5°…

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Q: As recently as the late 1970s, some wrist watches were manufactured using tritium (3H) as a…

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Q: A source emits monochromatic light of wavelength 544 nm in air. When the light passes through a…

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Q: The graph shown is for a dilute gas that follows the clockwise path of quasi-static steps: isobaric…

A: The work done in pV diagram is the area under the pV curve. The vertical axis is shown in multiples…

Q: A student is riding a bicycle at a constant speed of 4.29 m/s on a level road. The mass of the…

A: Data provided:   Constant Speed (v) = 4.29 m/s Frictional and drag force (Fr) = 31.6 N Asked: The…

Q: b. Estimate the value for the instantaneous rate of change of s(t) at t = 10 s c. What physical…

A:

Q: At most how many bright fringes can be formed on each side of the central bright fringe (not…

A: Solution:- In young's double slit experiment , the path difference between two waves emitting from…

Q: In the figure a 2.5kg mass hangs from a string that is wrapped tightly around a cylinder of mass…

A:

Q: Astronomers estimate the mass of the stars in a certain galaxy to be about 3.040 kg, and the total…

A: It is given that the mass of the stars in a certain galaxy is ms=3.040 kg, and the total mass of the…

Q: A dart of mass ma is launched straight upward toward a block of mass my that hangs at rest from a…

A: Given:-  The mass of the block is mb, it hangs on the rest condition. The mass of the dark is md and…

Q: You are observing a concert. You move closer to the stage so that the intensity of the sound is 100…

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Q: Part 1: Based on what you see in the graph below, what it the object doing? (Be sure to include: if…

A: Given Graph between velocity and time is mentioned as shown in the figure. We have to find all the…

Q: =] Light from a monochromatic source shines through a double slit onto a screen 5.00 m away. The…

A: slit separation (d) = 0.18 mm = 0.00018 m distance between dark bands (fringe width) = 1.70 cm β =…

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!