How do you find the magnitude of buoyant force on an object dropped into a fluid given both the fluid density and object density? How do you then use this information to determine what fraction of the object is submerged?

Q: 1) A sinusoidal electromagnetic wave is propagating in vacuum. At a given point the intensity of the…

A: GivenIntensity, I=0.45 W/m2fromula that we will be using isI=εoEo2c2

Q: On examination, an optometrist finds that a patient who formerly had good vision now has a near…

A: Given data, Distance, D=0.5 md=0.25 m

Q: In astronomy, distances are often expressed in light- years. One light-year is the distance traveled…

A: Given data:  Distance traveled (d) = 4.9 light years 1 year = 365.25 days Required: The distance in…

Q: As shown in the figure below, a skateboarder starts at point A on the ramp and rises to point B, a…

A:

Q: Consider a father pushing a child on a playground merry-go-round. The system has a moment of inertia…

A:

Q: 2. A glass tube is bent into the shape shown, and filled with water. The right end of the tube is…

A: From the given diagram, we need to find the pressure PL. We know, the density of water at STP: ρ=997…

Q: The pV diagram in (Figure 1) shows a process abc involving 0.550 mol of an ideal gas. For related…

A:

Q: An electrical circuit has a 5.94-V battery wired to two resistors, 1.44 Ohms and 5.85 Ohms, in…

A: An electrical circuit has a V = 5.94-V battery wired to two resistors, R1 = 1.44 Ohms and R2 = 5.85…

Q: In a dentist's office an X-ray of a tooth is taken using X-rays that have a frequency of 6.28 x 1018…

A: Frequency of x-ray=(f)=6.28 X 1018 Hz LET c be speed of light in vacuum=3 X 108 m/s

Q: A distant galaxy is simultaneously rotating and receding from the earth. As the drawing shows, the…

A:

Q: Part 1) In an experiment, you direct a coherent light source with wavelength λ = 476 nm towards a…

A:

Q: VC 10 V- 0 0.00 s -10 V Current Voltage 0.01 $ ic 15 mA 0 0.02 s --15 mA Provide Feedback

A: Given, A graph We need to calculate, (a) frequency (b) capacitor

Q: 3) A stick with a mass of 0.215 kg and length 0.440 m rests in contact with one end on a ball and…

A:

Q: negligible mass. The free end of the string is attached to a fixed point A and the pendulum swings…

A: Solution - Simple harmonic motion is defined as a periodic motion of a point along a straight line,…

Q: The car above is proceding around a banked corner under the conditions summarised below. Its speed…

A: The horizontal component of the typical reaction produces the centripetal force when a car travels…

Q: A pitcher throws a stone horizontally from the top of a cliff 45 m high. Use g=10 m/s2 How long does…

A: Given data:  A stone is thrown horizontally from the cliff  Height (h) = 45 m g = 10 m/s2,…

Q: A golf ball is driven at an angle of 45.0O against the horizontal at an initial velocity of 40.0…

A: Given data:  Angle (θ) = 45.0° Initial velocity (u) = 40.0 m/s Required: The initial horizontal…

Q: As part of a carnival game, a m = 0.528 kg ball is thrown at a stack of 16.8 cm tall, m, = 0.403 kg…

A: Part 1: Moment of inertia of tall object: Conserving momentum as per principle,m1v1 = m1v1' +…

Q: Use the worked example above to help you solve this problem. The near point of a patients eye is…

A:

Q: In a very long cylinder of radius R flows a current I. The current is volumetrically distributed,…

A:

Q: Calculate the Packing factor for hexagonal closed- Packed Structure ?

A: Solution: Given that the hexagon and the Base area of a regular hexagon =6×3 r2 Height of the unit…

Q: Question 3: You are an astronomer and are searching for planets in other stellar systems for which…

A: The surface temperature of the New sun is 1.4 times that of our sun.

Q: A spherical molecule has a radius of 6.50 x108 m, and a density of 3.90 x103 kg/m³. It is suspended…

A:

Q: A ladder of weight W stands on a rough floor and rests against a frictionless wall, illustrated…

A: Introduction: 1) Static friction: It keeps the object at rest. At rest, If any object experience any…

Q: solid uniform sphere of mass m = 1.4 kg and radius r = 0.35 m starts from rest and rolls smoothly…

A:

Q: A passenger train massing 1.5 x 10^7 kg coasts up a slope rising at an angle of 25° above the…

A: Mass of train =1.5×107kg Slop=25° Intial speed =120km/h =33.33m/s Final speed =0

Q: How much work must be done to stop a 900-kg car traveling at 108 km/h? (Hint: You will need to…

A: Given data:  Mass (m) = 900 kg Initial velocity (u) = 108 km/h Final velocity (v) = 0 m/s Required:…

Q: The final temperature and initial temperature of a diatomic ideal gas are Tƒ and To, respectively.…

A:

Q: Two particles (point charges) are on the x-axis as shown in pic below. Particle 1 charge Q1 = +1.0…

A:

Q: 4. Water enters a narrowing pipe, moving at 8m/s as shown. The radius of the pipe at the opening is…

A: Given data, Radius, R=0.2 mr=0.12 m Velocity V=8 m/s

Q: Which type of electromagnetic radiation could be described using photons? [State the properties of…

A:

Q: As for followup please answer (D)

A: (D) Just by observation, we can see that for the segment D of the position vs time graph, there is…

Q: Consider a horizontal pipe of cross section A1 through which water flows. Later on, the pipe radius…

A: Given data: The relation between areas is A2=(1/3)A1. The pressure at wide area is P1=202.6…

Q: A 23-turn circular coil of radius 3.60 cm and resistance 1.00 is placed in a magnetic field directed…

A: Given Number of turns in the coil is N=23 Radius of the coil is r=3.69 cm=3.60×10-2 m Magnetic…

Q: Many people buy a coffee or other hot beverage on their way to work. For safety, the cup  usually…

A: While moving with cup, person might apply external force on the cup.

Q: Describe two ways to conserve electrical energy by making small changes to your daily  habits.

A: Energy conservation is the practice of using less energy in our practices so that there is no energy…

Q: A square wire loop (side length 1.5 m) is oriented so that it is perpendicular to an external…

A:

Q: What must be the magnitude of a uniform electric field if it is to have the same energy density as…

A:

Q: A flat loop of wire consisting of a single turn of cross-sectional area 8.70 cm² is perpendicular to…

A: NO OF TURNS(N)=1 area of cross section(A)=8.70 cm2=8.70 x10-4 m2  initial magnetic field(B1)=0.500T…

Q: What is the distance (in fm) a with kinetic energies of (a) 60 MeV, (b) 60 GeV fly before decay?

A: Given: Pion, π° To Find: (a) 60 MeV (b) 60 GeV

Q: equilateral triangle with a side length of 30cm, two electric charges of the same magnitude of 0.9…

A:

Q: The figure below shows four spheres at the corners of a rectangle, connected by rods of negligible…

A: Given that The masses of the four sphere are  m1 =2.50kg m2=1.50kg m3=3.70kg m4=1.70kg The width of…

Q: Just like the optical part of the spectrum, radio waves can be described in terms of photons -…

A: Given data:  A radio wave  Frequency (f) = 88.5 MHz = 88.5×106 Hz Required: The energy in Joules and…

Q: Determine the work done by a force F on a particle moving from A to B. F = 3i -2j + k A = (3, 5, -4)…

A:

Q: how to get the computed values and the percent error steps in computing

A: Given: Experimental and computed values To Find: Percent error

Q: 1.5 m Z A 250 N 0.8 m 120 N X B 1) Determine the magnitude of the moment of the forces about point A…

A: The system of forces are shown below:   Analysis: The force 250 N is passing through the point A,…

Q: The drawing shows four sheets of polarizing material, each with its transmission axis oriented…

A: Given, The intensity of incident light: S0=30 W/m2

Q: A coil of 15 turns and radius 10.0 cm surrounds a long solenoid of radius 1.80 cm and 1.00 x 103…

A:

Q: What is the energy, expressed in eV, of the energy level #3 of a carbon atom (Z=6).

A: