Kindly explain this formula.

Q: If two pieces of polarizing material are crossed, this means: (Select ALL correct answers) The angle…

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Q: Four objects (A, B, C, & D) make up a closed system. The table below shows their energy at various…

A: Given data:  Four points make a closed system  at t  = 0 s the energy at various points EA = 59 J,…

Q: What formulas did you use?

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Q: Question 1: a. Determine the two unit vectors that are orthogonal to i = (-2, –1). Which two unit…

A: a) Given vector is V ⇀=(-2,-1)    Let us consider a vector, a⇀=(x,y)which is orthogonal to v⇀…

Q: 0.3 Suppose the average daily metabolic rate for certain types of animals can be expressed as a…

A: The average daily metabolic rate for certain types of animals can be expressed as a function of mass…

Q: Mass (m): Mechanical Energy (ME) = 1,000,000 J PE = 998,791 J h: v = 1.5 m/s KE: v: 55m v = 31.28…

A: At stage 1: PE = 998791 KE = Total mechanical energy - PE  KE = 1209 J KE = 12mv2 = 1209 m=1074.67…

Q: Consider a resistor of resistivity 4.08 x 105Q•m, length 12.95 m, and unknown cross-sectional area.…

A: Given that  Resistivity(ρ)=4.08×10-5 Ω.m Length(l)=12.95 m Current density(J)=36.7 Am2

Q: A block of mass m = 2.3 kg is dropped from height h = 75 cm onto a spring of spring constant k =…

A: we know thatpotential energy of the block=mg(h+x)which is equal to the the spring potential energy…

Q: You can make a simple capacitor by placing two sheets of aluminum foil between the pages in your…

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Q: Moses wanders through the wilderness, starting at the position 10 m [E]. (1) On the v-t graph,…

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Q: A B Let's revisit a previous problem and add the force of friction. In the figure, block A has a…

A: Given: The mass of object A is 2.58 kg. The mass of object B is 2.63. The coefficient of kinetic…

Q: I’m confused on what formulas I should use? Thank you.

A: The launch angle of the ball is 40.0°, the initial speed of the ball is 22 m/s. The ball undergoes…

Q: Calculate the rotational inertia of a solid, uniform sphere with a mass of 17.6 kg and a radius of…

A: Given data:  An uniform solid sphere Mass (M) = 17.6 kg Radius (R) = 0.56 m Required: The rotational…

Q: a) Consider an astronaut with a mass of 78 kg floating some distance directly between two planets,…

A: Let the distance from one of the planets to the astronaut be "x", where the astronaut feels equal…

Q: how did you get the initial equation for v?

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Q: A flywheel slows from 641 to 400 rev/min while rotating through 32 revolutions. a. What is the…

A: Given data :      Initial angular velocity (ωo)=641rev/min=641×2π/60=67.09rad/sFinal angular…

Q: a How long does the defender have to react to the puck? (i.e. How long does it take to travel 3…

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Q: v= 0- i mi/hr

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Q: An object with a mass of 10 kilograms slides down an inclined plane with an angle theta=30 degrees.…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: NUMERICAL RESPONSE 2 Calculate the attractive force between a particle with a charge of +3.6 X 10-12…

A: The electrostatic force of attraction or repulsion between two charges separated by a distance r is…

Q: 5. A marble rolls off a tabletop 5.0 m high and hits the floor at a point 10.0 m away from the…

A: GIVEN        Height of the table top with respect to ground (H) =5m       Horizontal distance from…

Q: A circular plate with I = 0.052 kg m² is rotating at w; = 1.2 rad/s. Another circular plate with I2…

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Q: Two large, parallel, metal plates carry opposite charges of equal magnitude. They are separated by…

A: Electric field is the direction and magnitude of the force experienced by the charge. It is the…

Q: You are looking for your iPhone and have decided to look under your couch. The couch is 2.7 m long…

A: The length of the couch is L=2.7m mass of the couch is m=94.9kg From question couch lifted from one…

Q: In the given figure below, a 3.0 -kg block is sliding down a 600-rough incline. The speed of the…

A: Given, distance between spring and block is, d = 5.25m mass of block, m = 3 kg angle of inclined…

Q: Mr. Muscedere hits a golf ball with an initial velocity of 25m/s at an angle of 30.0 degrees above…

A: Given: The initial velocity of ball is u=25 m/s. The angle above with the horizontal is θ=30.0∘.…

Q: If the current in a 165 mH coil changes steadily from 20.0 mA to 38.0 mA in 380 ms, what is the…

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Q: Verify the following relations for cylindrical coordinates u = r, v = 0, w = z: a) the surfaces r=…

A: The relation between cylindrical and cartesian coordinates is,   r=x2+y2               z=z x=rcos(ϕ)…

Q: Consider the compound aluminum chloride. What is the wavelength and frequency capable of…

A: Given Determine the wavelength and frequency capable of accomplishing the third ionization energy of…

Q: Solve where they will meet in an equation.

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