Your school in Urban area of the Gauteng Province has received Mr. Vuyo, a student teacher to teach Physical sciences in grade 10. Mr. Vuyo has asked you to explain to her how to choose an assessment method. Write a short essay on what you should tell Mr Vuyo

Q: s the distance tha

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Q: Display explicitly the map S² → S², which wraps one sphere around the other twice. Verify that this…

A: The mapping you're referring to is often depicted using spherical coordinates. To describe this…

Q: 5) A student is heating a block of chocolate in a pan on the stove. He uses a cooking thermometer to…

A: A graph is provided which shows the variation in temperature of chocolate because od heating as time…

Q: +4.8 µC is placed at (-1.6 cm, 0.0 cm) and a -2.7 µC charge is placed at (0.0 cm, -3.1 cm) as shown…

A: We will first write an expression for electric potential due to a point charge. We then use it…

Q: Given a design velocity, V = 35 mph and a stopping friction factor, f = 0.348, compute the (total:…

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Q: 5. The same current flows through each of the wires sketched at right. For which case is the…

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Q: 10. Still referring to the previous setup, what happens to the voltage drop across R3 as I turn down…

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Q: Calculate the total binding energy, and the binding energy per nucleon, for Li. The masses of the…

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Q: he enthalpy variation;

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Q: A laser beam is incident at an angle of 29.8° to the vertical onto a solution of corn syrup in…

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Q: antenna i

A: a) R_(rad) is the radiation resistance of the antenna. To calculate it, you need to integrate the…

Q: In the graph below the excitation (dashed line) and emission (solid line) spectra of a certain…

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Q: The magnetic field B due to a small current loop (which is placed at the origin) is called a…

A: Given Data: The value of Rho is..The magnetic vector potential, .The radius of the loop is To Find:…

Q: A spaceship has an initial position of (0,0) in the middle of the screen and an asteroid with mass…

A: To calculate the position of the asteroid at Frame 2, we need to consider the motion due to…

Q: A uniform rod of mass M = 2 kg and length L = 1.5 m is attached to a wall with a frictionless pivot…

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Q: . A helium-neon laser emits a continuous beam of linearly polarized, sinusoidal, plane EM waves with…

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Q: kinetic energy a

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Q: probability

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Q: 17. A cross sectional view through the middle of an in- finitely long solenoid of radius R is shown…

A: We will first write an expression for magnetic field due to solenoid. We then use this expression to…

Q: A Martian leaves Mars in a spaceship that is heading to Venus. On the way, the spaceship passes…

A: GivenA Martian leaves Mars in a spaceship that is heading to Venus. On the way, the spaceship passes…

Q: A particle is described by the wavefunction Ψ(t, x), and the momentum operator is denoted by pˆ. a)…

A: The particle's wavefunction is Momentum operator is denoted as

Q: energy band diagram

A: 1 ___________________________ Valence Band (VB) 2 /…

Q: Example 1.3.1. An electron moves at a speed of 6 x 106m/s, perpendicular to the direction of a…

A: For the electron to be able to move in a circle, it needs centripetal force, which is provided…

Q: 19. If I'm rotating a loop of wire over a magnetic field, such that is the angle between the B-field…

A: We will first write an expression relating potential difference induced in the loop to the magnetic…

Q: (a) An electron moves through a uniform electric field E = (2.801 +6.00ĵ) V/m and a uniform magnetic…

A: To determine the acceleration of an electron moving through both an electric field and a magnetic…

Q: Find the magnetic field at point P due to the current. The grey is unshielded wire, the black is…

A: GivenWe have determine the magnetic field at point P due to current in following cases 1.2,

Q: nd the tension in the

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Q: The drum, shown in Figure 3 has a weight of 419 N and rests on the floor. The coefficient of static…

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Q: The magnetic field shown in the figure below has a uniform magnitude of 29.5 mT directed into the…

A: We will first write an expression for voltage induced. Then we apply it to the given situations. The…

Q: 5-10. A body of mass m = 2.0 kg is moving along the x axis with a speed of 3.0 m/s at the instant…

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Q: Select the lightest W shape to support a uniformly d of 24 ft. w = 2.1 24 ft

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Q: a)  Write down the expression for the quantized energy levels, En, of a particle of mass m in an…

A: Wave Function:The wave function is a mathematical function that gives information about a quantum…

Q: A myopic person sees that her contact lens prescription is -6.50 D. What is her far point in…

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Q: You travel to another star system and meet some aliens. They say there are 146 constellations in the…

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Q: [NB: for the following question, you need Sunlight is composed of an enormous number of light…

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Q: 3) An array of two identical 72 dipol

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Q: Four balls, each of mass are connected by four identical relaxed springs with spring constant & The…

A: At the maximum displacement of the balls, their velocities will be zero. Kinetic energy is given by…

Q: a) The second term of an arithmetic sequence is 8 and the tenth term is -48. armes edT (s +5)s i)…

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Q: Radiocarbon dating is the most common and important absolute dating technique in archaeology. The…

A: Radiocarbon dating, also known as carbon dating or carbon-14 dating, is a scientific method used to…

Q: In the image below, astronauts detect approaching space junk and become concerned. They realize that…

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Q: ( anolo An aircraft flies horizontally 6 Zat a speed of 800 km per hovs the earth's magnetic the…

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Q: a) A typical student listening attentively to a physics lecture has a heat output of 108 W. How much…

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Q: A particle in the ground state of the quantum harmonic oscillator has a wavefunction that can be…

A: The wavefunction is given by:

Q: (Solutions on p. 222) 1 and that the 4.1 Show that, when m = 1, a controllable problem is also…

A: To show that a controllable problem is also normal when m = 1, we need to demonstrate that the…

Q: 1. A laboratory requires 2000 cm° of an antifreeze solution consisting of 30 mol % methanol in…

A: To solve this problem, we can use the concept of partial molar volumes and mole fraction. Let's…

Q: Two parallel long (infinite for our purposes) wires are oriented along the z-axis. The figure below…

A: We will first write an expression for magnetic field due to current in infinite wire.  We then use…

Q: collisions transfer energy

A: The year with the most auroras would be 2014, and the year with the least auroras would be 2020.

Q: An object is 19.5 cm from the center of a spherical silvered-glass Christmas tree ornament 6.20 cm…

A: The given data, distance is 19.5 cm, diameter =6.20cm

Q: An L-shaped wire lies in the xy plane and carries a current of 2.5 A in the clockwise direction. The…

A: This question is based on the principle of the magnetic force exerted on a current-carrying wire…

Q: A uniform flat plate of metal is situated in the reference frame shown in the figure below. 5 4 3 2…

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