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Q: Dangling a Box Unspecified Liquid. A bal- ance has two identical beakers on either end filled with t...

A: Let us consider the Normal reaction at beaker A and beaker B: Let us first consider beaker A, here i...

Q: help

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Q: (III) The americium nucleus, ?5Am, decays to a neptunium nucleus, 2Np, by emitting an alpha particle...

A: The expression from nuclear decay, KE=mAm-mNp+mαc2

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Q: It's a thermodynamics question.

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A: Given Length              = 20.0 m Diameter          = 4.00 cm Force                = 1200 N Shear m...

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A: Given: The time period for event corresponding to S is t=1.80 s. The time period for event correspon...

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Q: Calculate the wavelength A2 for visible light of frequency f2 = 6.45×x1014 Hz . Express your answer ...

A: λ2=cf2

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A: Given: Downward Force F=mg= 17.0 N Force constant k= 380 N/m

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A: Given: The wavelength of photons λ = 0.568 nm. The temperature at which cooper pairs break T = 2 K.

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A: Given: The mass of K∘ is 497.7 MeVc2. The reaction is.  Introduction: The threshold energy for the p...

Q: The hydrogen Balmer line Hβ has a wavelength of 486.1 nm. It is shifted to 579.8 nm in a quasar's sp...

A: Redshift is defined as the change in the wavelength due to apparent motion in the quasar spectrum.  

Q: ) Show that the time taken for the cannonball to reach the water surface after being fired from the ...

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Q: A car travelling around a banked (tilted) highway turn goes out of control, leaves the road, travels...

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Q: 26. The observation of diffraction patterns produced when monochromatic light is incident on narrow ...

A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

Q: (a) A child slides down a water slide at an amusement park from an initial height h. The slide can b...

A: Given, A child is sliding on a water slide

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A: Given The mass of the sphere              = 0.14 kg The radius of the sphere            = 4cm = 0.04...

Q: A spring of negligible mass stretches 3.36 cm from its relaxed length when a force of 8.90 N is appl...

A: The value of force constant is, F=kxk=8.90.0336    =264.88 N/m The value of angular velocity, ω=km  ...

Q: An engineer trying to determine whether or not her crane can lift loads (at the position shown). Her...

A: Solution:   It is given that to consider relative to the rotation point.    The torque is caused by ...

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A: The electric field due to a conducting plane with charge density s is equal to, E=s2εon^ Here, n^ is...

Q: You send a probe to orbit Mercury at 135 km above the surface. What orbital velocity (in km/s) is ne...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: (a) In a liquid with density 1300 kg/m3, longitudinal waves withfrequency 400 Hz are found to have w...

A: Part (a) Given: The density of liquid is ρl=1300 kg/m3. The frequency of wave is f=400 Hz. The wave...

Q: A test rocket starting from rest at point A is launched byaccelerating it along a 200.0 m incline at...

A: Given: The length of the incline s = 200 m. The acceleration of rocket a = 1.9 m/s2. The angle of i...

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A: If resistive forces are negligible then the total mechanical energy of a system remains conserved. T...

Q: An interference-diffraction figure through a double slit is observed with light of wavelength 550 nm...

A: We know that interference maximum occurs when  dsinθ=mλ.............1Where d is seperation between t...

Q: 2. A bicyclist rides a long a circular track. If the bicyclist travels around exactly half of the tr...

A: The average angular speed is given by Where  = Angular displacement,  = time interval  

Q: If a standard passenger aircraft can fly at 0.37 km/s (828 mph), how long (in yr) would it take to r...

A: Given Air craft velocity = 0.37 km/s 1 pc = 3.1 ✕ 1013 km The radius of the Sun's orbit around the g...

Q: A wildlife photographer uses a moderate telephoto lens of focal length 135 mm and maximum aperture f...

A: Part (a) Given: The focal length of lens is f=135 mm. The maximum aperture of lens is D=f4.00=33.75...

Q: The fastest measured pitched baseball left the pitcher’s hand at a speed of 45.0 m/s. If the pitcher...

A: Part (a) Given: The final velocity of the ball is v=45.0 m/s. The distance covered by the ball is s...

Q: A 2.50 W beam of light of wavelength 124 nm falls on a metal surface. You observe that the maximum k...

A: (a) The work function is ϕ=hcλ-K Use the given values, ϕ=6.626×10-34J·s3×108m/s124×10-9m1.6×10-19J/e...

Q: While sitting in your car by the side of a country road, you are approached by your friend, who happ...

A: Given: The frequency of source is fs=260 Hz. The frequency of beat is fb=6.0 Hz. The formula to ca...

Q: A long, thin rod (with uniformly distributed mass) rotates about an axis through its center. The rod...

A: The moment of inertia of a rod rotating about an axis passing through its center is given by, I = ML...

Q: 8. A mass attached to a 50.0cm string starts from rest and is rotated in a circular path exactly 40 ...

A: Given: The mass having the value of 50.0cm that get start from the rest and it results in circular p...

Q: Please I want answer of these sub-parts. Thanks   1. Calculate the first lowest frequency of the abo...

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Q: Jupiter has many moons orbiting it. Find the mass of Jupiter, in kg, based on data for the orbit of ...

A: for a stable orbit  gravitational force = centripetal force GMm/r2= mv2/r where M is mass of jupiter...

Q: T. 24. The block shown above is pulled over a rough horizontal surface by the tension force T in the...

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Q: Answer each of the following relative to the center of the wheel.

A: Let,Force at the center of the wheel is given by F⇒ Fcosθ=4 N   and cosθ=40 cm202+402cm=0.89⇒F=4.49≃...

Q: The National Ignition Facility (NIF), which became operational in 2009, uses 192 laser beams to stim...

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Q: The Sun has a mass of 1.99 × 1030 kg and a radius of 6.96 × 108 m. 1) Calculate the acceleration due...

A: 1. The expression for acceleration due to gravity is, gSun=GMSunrSun2        (I)            G=gravit...

Q: The elevator car, including passengers, has a mass of 1800 kg. Each floor of the building is separat...

A: (a) The total energy will be equal to the work done by the cables. When the elevator car is accelera...

Q: In an L-R-C series circuit the phase angle is 53.0° and the source voltage lags the current. The res...

A: Part (a) Given: The phase angle of the circuit is ϕ=53.0∘. The resistance of the resistor is R=300 ...

Q: 17-115. A cord is wrapped around each of the two 10-kg disks. If they are released from rest determi...

A: Let I be defined as the moment of inertia of disk and α be defined as the angular acceleration. Then...

Q: As a city planner, you receive complaints from local residents about the safety of nearby roads and ...

A: From work-energy principle W=ΔKfΔx=12mv2μmgΔx=12mv2Δx=v22μg

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A: Given: The horizontal distance covered on planet earth is D. The horizontal distance covered on pla...

Q: You are in a rocket ship going faster and faster. As yourspeed increases and your velocity gets clos...

A: The frame of reference can be described as the framework that is utilised for the measurement and ma...