A piece of unknown substance weighs 51.9 g and requires 3040 J to increase its temperature from 23.9°C to 88.6°C. (a)What is the specific heat (in J/g.°C) of the substance? (b) what is the substance?

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Q: What direction does I2 go?

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Q: 25. Consider vector F as shown below. Fay What is the z- component of F? C. F sin 0 cos o A. F cos 0…

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Q: A) Write the vector form of D, E, and F. B) Find F x D · E 7 in E 15 in 12 in F 10 in

A: position coordinates:a: 0,10,0F:12,10,0c:0,0,15g0,0,15e12,0,0

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Q: 7. In the picture below R1 = 100 w; R2 = 50w and three ideal batteries & = 6.0 V. ɛ2 = 5.0 V. And ɛz…

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A: Given: C = 12 kN, 23 N of W; E = 20 kN, E 75 N; R = 16 kN, 10 E of N

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Q: Q2 Compute the curl of the vector field F(r,o,0) =res+ cot o ee in spherical coordinates.

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Q: 5) Express each force in Rectangular Representation form. z F₁ = 90 N X F, = 200 N 60° F₂ = 150 N…

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Q: the direction of null vector is to the right O to the left O undefined O

A: Solution:-Given thatDirection of null vector

Q: 4. Vector d = (-2.5, -3.6) m, reconcile the vector to polar coordinate

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Q: (C) How many revolutions does the reel make? (d) How many meters of fishing line come off the reel…

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