4. When light reflects, the angle of reflection is on the opposite side of the normal line from the angle of incidence. From your observations, is this also true of the angle of refraction? Does it matter which side of the normal the light is incident?

Q: • The fastest 400.0 m time in Olympic history was completed by Wayde van Niekerk (he's from South…

A: van Niekerk completed one 400 m lap in 43.03 seconds.

Q: Part A A short current element dl = (0.500 mm) j carries a current of 5.30 A in the same direction…

A:

Q: I need help with 13 as well, please

A: A vacuum works by the principle of suction. Suction happens when the absolute pressure created at…

Q: Need help with this homework problem. Completely lost.

A: When car moving on a banking road at a turn, the forces acting on it are N= normal reaction…

Q: 5. A box-shaped piece of concrete measures 3 ft by 2 ft by 0.5 ft. (a) What is its weight? (b) Find…

A:

Q: The wave function for a traveling wave on a taut string is (in SI units) YxA) = 0.360 sin (9nt - 2nx…

A:

Q: A lacrosse player provides a torque to a ball at the end of their stick, which provides it with an…

A: Given data: Moment of inertia (I) = 0.5 kg.m2 Angular acceleration (α) = 700 rad/s2 Required: Torque…

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

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

Q: The top view is shown for a solid conducting cylinder of length L, which is very long, and of radius…

A: Given-          radius of inner conducting cylinder = R          charge on inner cylinder = Q…

Q: 54. ★★ Two coaxial air-filled solenoids, A and B, of equal length (€ = 20.0 cm) and radii R₁ = 2.50…

A:

Q: A square metal coil with sides a = 50.0 cm consists of six turns of wire with a total resistance R =…

A:

Q: 6. How much charge flows through a 12 V battery when a 2 µF capacitor is connected across its…

A: Note: As per the guidelines, we can only answer first question of multiple question. Sorry for the…

Q: he velocity of a particle at t=2s is 50 m/s at O degrees. at t=6s, it is 50m/s at 15 degree lculate…

A: initial velocity at 40 degree is 50m/sfinal velocity at 15 degree is 50m/s

Q: A small planet having a radius of 1000 km exerts a gravitational force of 100 N on an object that is…

A: Given: Here, the given radius value is R=1000 km. And the given gravitational force is, F=100 N. The…

Q: A 0.05 kg superball hits a wall moving at 32 m/s upon impact. The wall exerts an opposing force of…

A: Mass of superball (m) = 0.05 kg speed of impact (v) = 32 msForce (F) = -1400 N time (t) = 0.002…

Q: 21 32 043 054

A: The velocity vectors - v21 and - v43 will be opposite to their positive counterparts as shown in the…

Q: 2. A ball is dropped from a height of 20 m above the ground. A) How much time does it take to reach…

A:

Q: In the circuit of the figure = 1.70 kV, C = 7.40 μF, R₁ = R₂ = R3 = 0.760 MQ. With C completely…

A:

Q: 7. A spring with a spring constant of 55 N/m² is set up horizontally on a frictionless surface with…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: I have no idea how to do any of these can you please help me

A:

Q: Positive charge Q is distributed uniformly around a very thin conducting ring of radius a, as in…

A: Given  A charged ring having uniform charge Q .

Q: 1. A skier is coming down the hill. What are the forces acting parallel to the slope of the hill?…

A:

Q: What can you say about the coefficient of friction, uk ? Assume the speed is low enough that air…

A: since the skier is moving with constant speed, the acceleration is zero. therefore, the net force…

Q: The 50 MWe Andasol solar thermal power plant in Spain uses two tanks of molten salt (specific heat…

A: Variables known, Specific heat of molten salt is 1.47×103 J/Kg°C, Mass of the molten salt is…

Q: Vector 2 has components Ax = 12.4 m and Ay = 4.86 m. What are the magnitude and the direction of…

A:

Q: Determine the frequency of a wave of light if the wavelength is 6.24 x 10-9m. O 8.4 x1016 Hz O 1.9…

A: The relation between the wavelength and the frequency is  frequency = speed of lightwavelength

Q: Three spheres, each having a negative charge of 4.0 x 10-6c, are placed at the vertices of a…

A: Visualize the problem: