A man looks at a fish in a fish pond as shown in Figure Q2 (a) and refracts at the water-air interface. If the light from the fish to your eye strikes the water-air interface at an angle of 60° to the interface, what is the angle of refraction of the ray in the air? Air -1.00 Water 60 (n =1.33) 30
Q: An 8 lb weight is attached to one end of the spring whose spring constant (K=2) is 2 lb/ft. The medi...
A: When a mass m is attached to a spring with spring constant k, in a resistive medium then according t...
Q: A tightrope walker uses a long pole to aid in balancing. Why?
A: A tightrope walker uses a long pole to help it in balancing. It works on the principle of law of con...
Q: A lamina V of uniform mass density and total mass M kilograms occupies the region between y = l - x ...
A: The curve y=1-x2 gives a parabola with vertex at (0,1) and is downward facing. The parabola intersec...
Q: *81. CD A block rests on a frictionless horizontal surface and is attached to a spring. When set int...
A: Given: The angular frequency of block is ω=7.0 rad/s. The initial distance of block is xi=0.080 m. ...
Q: Which of the following does not belong to the group? A.hypothesis B.conclusion C.experiment D.plagia...
A: In this options A.hypothesis B.conclusion C.experiment D.plagiary , The one which does not belong t...
Q: 50 Two small spherical conductors are suspended from light- weight vertical insulating threads. The ...
A:
Q: 1. A pulsar is a rapidly rotating neutron star that emits radio pulses, one such pulse for each rota...
A:
Q: A rock is thrown horizontally from a cliff at a velocity of 8.7 m/s and lands a certain distance hor...
A: Solution: Here, Final velocity (v)=8.7 m/s Let the distance travelled from the base of the cliff...
Q: SCS 138 Quiz 23 m A compact disc player rated as having speed of 8X will operate at an angular speed...
A: a) angular velocity, w = 4000*2*3.14/ 60 =418.67 rad/s b) Moment of inertia of system I = m( r1^2+...
Q: Two stones, A and B, are thrown horizontally from the top of a cliff. Stone A has an initial speed o...
A: (Given) Stone A and B are thrown horizontally from the top of a cliff. Horizontal speed of stone A =...
Q: Disk B is at rest when it is brought into contact with disk A, which has an initial angular velocity...
A: Given, The disk B is at rest and it brought contact with disk A
Q: What are MIller indices for the planes represented?
A: Miller indices are group of three numbers that indicates the orientation of a plane or set of parall...
Q: Calculate the half width in nanometers for Doppler broadening of the 4s to 4p transition for atomic ...
A: Solution: Given Values, For Nickel λ0=361.939 nm=361.939×10-9 mT=20,000 KM= Mass of Ni =59×1...
Q: A crate is pulled to the right with a force of 82.0N, to the left with a force of 115N, upward with ...
A: Given: Right force = 82 N Left force=115 N Upward force=565 N Downward force=236 N
Q: A prismatic bar at ?? ℉ is embedded in a rigid concrete wall. The bar is 50 ?. long and has a cross...
A: Given information: The initial temperature of the prismatic bar, Ti=50 °F The final temperature of t...
Q: In preparing to shoot an arrow, an archer pulls a bow string back 0.40m by exerting a force of 230N....
A: Hook's Law: It sates that for relatively small deformations of an object, the displacement or size o...
Q: It is not possible to see very small objects, such as viruses, using an ordinary light microscope. A...
A: The equations of motion for a particle moving with constant acceleration are given as: v→f = v→i + a...
Q: Consider a spherical ash particle of diameter 65 µm, falling from a volcano at a high elevation in a...
A: Calculate the force acting on the particle in the downward direction. Fdown=mg=πD3ρpg6 Here, Fdown i...
Q: Note:The coefficient of static friction, μP is 0.2198.
A:
Q: nd the local and globel stabilty for ht de %3D dt m, n and t ace constants
A: Given: dxdt=m-nμe-μt
Q: Find the general solution of the first-order linear differential equation . (x + 3)y′ + 2y = 2(x + 3...
A: Given Find the general solution of the first-order linear differential equation. (x + 3) y′ + 2y = 2...
Q: A rock is thrown horizontally from an elevation of 8.6 m and lands a certain distance horizontally f...
A: Assume the situation as shown below,
Q: The homogeneous 40-kg basr ABCis held by a horizontal rope attached to end C. Neglecting friction, d...
A: Given that,Mass of bar ABC is 40 kg∴W=40×9.81=392.4 NEquilibrium equations are following∑Fx=0.∑Fy=0....
Q: On a particle of mass m = 20 g, act three forces F1, F2 and F3 on the paper plan. The forces F2 = 4 ...
A: According to Newton's Second law of motion The net force on an object is given by Where m = mass of...
Q: A ball roles off a table as shown in the figure below with a horizontal velocity vx= 9.7 m/s. If th...
A:
Q: While a person is walking, his arms {with typical lengths 70 cm measured from the shoulder joint) sw...
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...
Q: As shown is a history graph at x = 2 m of a wave moving to the left at 1 m/s. Draw the snapshot grap...
A: Snapshot graph- A graph that shows the waves displacement as a function of position ata a single ins...
Q: part c) The Normal force on the collar at point Cd) The normal force on the collar at point B
A: The spring is un-deformed at B, the corresponding spring length can be determined as below,
Q: Use the following constants if necessary. Coulomb constant, k = 8.987 × 10° N · m²/C?. Vacuum permit...
A: A muon also known as a μ meson is an elementary particle with an average life time of t0=2.2×10-6 s ...
Q: A dance hall is built without pillars and with a horizontal ceiling 7.20 m above the floor. A mirror...
A: Let AB be originally horizontal ceiling , BC be its originally vertical normal. AD the new ceiling a...
Q: The nozzle shown discharges a stream of water at a flow rate of Q = 475 gal/min with a velocity v an...
A: Given: The flow rate of the discharge of stream water is Q= 475 gal/min Let velocity be v and magnit...
Q: NA 1.75-nC charged particle located at the origin is separated by a distance of 0.0825 m from a 2.88...
A: According to Coulomb's law The electrostatic force on charge q2 due to charge q1 is given by Where ...
Q: It is known that 15% of certain articles manufactured are defective. Find the probabilities that in ...
A: Using Bernoulli trails. Let X be the number of items of selecting defective article in a random samp...
Q: A capacitor consists of two circu. plates of radius a separated by a distance d (assume d a. Choose ...
A: Consider the following figure which depicts the given situation in a broad way. The total electric ...
Q: An electric potential function is given by V(x, y) = 3xy^2 - 2x^2 y - 2 where MKS units are used. Sh...
A: Given: The equation of an electric potential function, Vx,y=3xy2-2x2y-2 The point of ...
Q: Carbon tetrachloride contains 74 electrons in its molecule. Its relative permittivityis 2.26 and den...
A: Given data, No. of electrons in a molecule of Carbon tetra chloride (n)= 74 Relative permittivity = ...
Q: Three identical conducting spheres are fixed along a single line. The middle sphere is equidistant f...
A: Coulomb's Law: Coulomb's law states that the electrostatic force between the charges is directly pro...
Q: A physics student has a single-occupancy dorm room. The student has a small refrigerator that runs w...
A: Part (a) Given: The current in the refrigerator is I=3.00 A. The voltage of refrigerator is V=110 V...
Q: Write the following function as a linear differential equation system of rank 1 and find the solutio...
A: Given: The linear differential equation is given as,
Q: A cylinder is closed at both ends and has insulating walls. It is divided into two compartments by a...
A: Number of moles of oxygen is given as, n = 1 mole The isentropic expansion factor of the ideal gas i...
Step by step
Solved in 2 steps