Light is incident on the surface of a solid wall of glass at an angle of 60° with respect to the normal. What is the angle of refraction inside of the glass?

Q: A 10.0-µF capacitor is charged so that the potential difference between its plates is 10.0 V. A…

A: Given data :- C1 = 10.0 μF , V1 = 10.0 VC2 = 5.0 μF , V2 = 5.0 V

Q: 7. Sally is driving at a constant speed of 25 m/s on a straight horizontal road. She sees an…

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Q: Consider a ball is thrown from A as shown in Figure Q2. From n-t analysis, it is found that at B,…

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Q: sample. 'n Aluminium-monster word in 'n oond geplaas om te herkristalliseer by monster te…

A: GivenT=62°C=62+273=335 KQ=63 kJ=63×103 JC=3×10-6

Q: Determine the intensity of the acceleration to bring the plane into a halt without overshooting…

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Q: Your answer is partially correct. In the figure the current in resistance 6 is ig = 1.49 A and the…

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Q: object? C) What is the horizontal range (maximum x above ground) of the object? d) What is the…

A: Given data -  The initially launched velocity of the object is given as v = 20 m/s  The angle of the…

Q: The height (m) of a spring over time, in seconds, can be modeled by the function h(t) = 3cos3t + 3…

A: Given data: The height of spring is, ht=3cos3t+3 The time interval is t∈0, π

Q: 1. As the electromagnetic radiation interacts with atoms and molecules, the radiation beam acts like…

A: 1.(a) Photons or light quanta Explanation: Because em radiation is made up of light quanta of energy…

Q: A 0.92 kg mass is resting on a frictionless flat plane and is attached to a spring with spring…

A: Given Data: The magnitude of mass is: m=0.92 kg The spring constant is: k=350 N/m The displacement…

Q: A distant star emits maximum intensity for wavelength 850 nm. is its radiant intensity? O 7.7 x 10…

A: Given, Wavelength=850nm

Q: Helium can be excited from its ground state to its first excited state with an electric discharge.…

A: According to the given question, we have λ=125nm=125×10-9m C=3×108m/sh=6.626×10-34 To find The…

Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

A: force exerted by first child = 74 N force exerted by the second child = 95 Nforce of friction (f) =…

Q: . An electron in a long organic molecule used in a dye laser behave approximately like a particle in…

A: We have an electron in a organic molecule used in a dye laser where it behaves like a particle in a…

Q: The block in the figure below has a mass of 5.9 kg and it rests on an incline of angle 0. m You pull…

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Q: an

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Q: A block weighing 100N is being pulled along the horizontal plane by a force P having the slope of 5…

A: Weight, W=100 N Co efficient of friction, fk =0.25 Net acceleration required, a=2.5 m/s2

Q: At what flow rate might turbulence begin to develop in a 0.380 m diameter water main? Assume a 20°C…

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Q: A fireman uses a fire hose at an angle of 30 degrees above the horizontal and the water exits at 20…

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Q: (a) A cubic container is at rest on a rough horizontal warehouse floor. If the mass of the container…

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Q: An object is placed in front of a concave spherical mirror as shown below. The three rays 1, 2, and…

A: Ray 1 will pass through F after reflection because the light parallel to the principal axis will…

Q: A body does 19 Joules of work in 5 seconds . What is it's power ?

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Q: APPLICATION Find the static coefficient of friction in the diagram below. Final answer needs to be…

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Q: A point light source of 100 candela (I) is suspended 2 meters above the center of a circular table…

A: The luminous intensity of the light source (I) = 100 candela. Distance from the center of the table…

Q: A certain brand of hotdog cooker works by applying a potential difference of 144 V across opposite…

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Q: The characteristics of five wires are given in the table. Wire Material Length Gauge A iron 2.0 m…

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Q: A toroid with a square cross section 3.0 cm x 3.0 cm has an inner radius of 15.0 cm. It is wound…

A: Given Data: The side of the square cross-section is: s=3.0 cm The inner radius of the toroid is:…

Q: An apple crate with a mass of 12.0 kg accelerates along a frictionless surface as the crate is…

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Q: How fast must a 2.5-g ping-pong ball move in order to have the same kinetic energy as a 145 g…

A: Kinetic energy is possessed by the object which is in the moving state. This can be defined as the…

Q: A car travels east at 20 m/s and needs to pass a truck which is also moving towards the east, the…

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Q: EM Radiation 4. The beam has a wavelength of A-625 nm and a corresponding frequency of f-Cx 1014 Hz.…

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Q: One end of a horizontal string is attached to a smallamplitude mechanical 60.0 – Hz oscillator. The…

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Q: Given data Wave speed 180 m/s Frequency 402 Hz %3D Find wavelength

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Q: Luc, who is 1.80 mm tall and weighs 950 NN, is standing at the center of a playground merry-go-round…

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Q: A metal surface is illuminated by light with a wavelength of 450 nm . The maximum kinetic energy of…

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Q: 1. Which of the following properties does not change when speeds of objects approach the speed of…

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Q: In the figure R = 1500, R2 = R3 = 49.00, R4 = 89.5 0, and the ideal battery has emf s = 6.00 V. (a)…

A: Solution:-

Q: QUESTION 3 Given an electric potential of 1 q V=- 4πεο r find its corresponding electric field…

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Q: At what flow rate might turbulence begin to develop in a 0.380 m diameter water main? Assume a 20°C…

A: The flow rate might turbulence begin to develop is 5.995×10^-4.

Q: sition is R = 355 m. The coefficient of static %3D h in u O 25 For whioh ro of volooition

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Q: weight W on Earth lands on a planet with mass 0.1 times the mass of Earth and radius 0.5 times the…

A: Given  The astronaut's weight  on the earth is W  The mass of the astronaut on a planet is 0.1 times…

Q: Describe the electric fields of an infinite charged plate and of two infinites, charged parallel…

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Q: 1. The position of the bumper of a moving car is given by x(t) = a + bt? – ct® where a = 2.17 m, b =…

A: Dear student The velocity is given by: V = dxdt   Also the acceleration is given by: a = dVdt

Q: Calculate the momentum of a car that has a mass of 300 kg and a velocity of 16 m/s ?

A: Given data:  Mass (m) = 300 kg Velocity (v) = 16 m/s Required: The momentum (P)

Q: Two beakers of water, A and B, initially are at the same temperature. The temperature of the water…

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Q: A current of 3.0 A flows through a conductor for 5 s. What amount of charge passes through the…

A: Given data: The current in the conductor is I=3.0 A. The time taken is t=5 s.

Q: Problem 6: The wire segment shown carries a current of 3 amps from point a to point b. Find the…

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Q: Part A Vertically polarized light with an intensity of 0.65 W/m? passes through a polarizer whose…

A: Given: Intensity (I0)= 0.65 W/m2  Transmission axis angle with vertical (θ) = 75° To Find: Intensity…

Q: Water flows at 1 m/s from a hot water heater, through a 410 kPa pressure regulator. The pressure in…

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Q: A vector has an x-component of +5 m and makes an angle of 30° with the + x axis.  What is its…

A: A vector has an x-component of +5 m and makes an angle of 30° with the + x axis.