Estimate the mean free path of a molecule in the Earth's atmosphere (at sea level). What is the mean time between collisons? You can assume that the molecules are spherical with a radius of 8 Bohr radii

Q: What is the magnitude of the electric field at the point (2.60 i -6.20j+ 2.20 k) m if the electric…

A: Position given = 2.6i^  - 6.2j^ +2.2k^ V (Potential) = 1.5xyz2 E = -(gradient of V)

Q: Solve for the numeric value of T1, in newtons.

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Q: 2. Determine the velocity of the 60-lb block A if the two blocks are released from rest and the…

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Q: Problem 1: A horizontal force, F, = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

A: We have to calculate the acceleration of the block.   Given :- The forces are F1=65 N , F2=18.1 N.…

Q: P (t) = PmaxCos (Bt) If t is measured in seconds, what value should the quantity B have? B = If t is…

A: The value of quantity B.given,P(t)=Pmaxcos(Bt)frequency(f)=349 Hz

Q: Prove that in the Kepler Problem we have rab : = T. 2m %3D

A: Kepler's Second Law A planet moves around its sun in an elliptical orbit with the sun at one of its…

Q: Table 2. • Separation, d = 8.1mm = 0.0081m • Plate Area A = _202.8 mm^2_=_0.0002028 m^2 •…

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Q: A 2.8 µF capacitor and a 5.8 µF capacitor are connected in parallel across a 430 V potential…

A: C1=2.8uf C2=5.8uf Voltage applied (V)= 430 v

Q: How many significant figures are proper in the results of the following calculation: 18.72 3

A: We have to identity number of significant figures in  18.72 .

Q: An electric charge Q is distributed uniformly along a thick and enormously long conducting wire with…

A: The regulation relates the flux thru any closed floor and the internet charge enclosed with within…

Q: Problem 4: A toy car is rolling down the ramp as shown in the figure. The car's mass is m = 1.1 kg…

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Q: 6. (Two body problem) A sports car is stopped at a traffic light. As the light turns green, the car…

A: Given that:- Acceleration of car=1.5m/s^2 And velocity of truck=12 m/s

Q: A parallel-plate capacitor has a capacitance of 660 pF, a plate area of 180 cm2, and a mica…

A: The movement of charge causes the current to flow in the conductor. Each charge has an electric…

Q: 38. When a 5-kilogram mass is lifted from the ground to a height of 10 meters, the gravitational…

A: when the object from its initial position is lifted by height h on earth then the gravitational…

Q: 8 B B 8 B 1. One positively charged object, and one neutral object. 2. One negatively charged…

A: Electric field and lines due to charges.

Q: What does ratio (sin ∠i ) ÷ (sin ∠R), indicates

A: When a light ray travels from one medium to another medium then due to change in refractive indices…

Q: Light of wavelength 618 nm is incident normally on a diffraction grating. Two adjacent maxima occur…

A: the wavelength of light=618nm Two adjacent maxima occur at sinθ=0.24 & sinθ=0.35

Q: A plastic disk of radius R = 46.3 cm is charged on one side with a uniform surface charge density…

A: This question is based on Electrostatic potential topic. The formula for Electrostatic potential due…

Q: 1. Misty is playing a closed pipe and it is producing 285 Hz sound. The room temperature is 15…

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Q: Geothermal power plants use the energy of underground fluids for the production of electricity. The…

A: Required : Environmental effects of geothermal plants.

Q: A coaxial cable used in a transmission line has an inner radius of 0.14 mm and an outer radius of…

A: Solution

Q: 1) Calculate the overall magnification of a compound microscope

A: Assuming here magnification is asked not angular magnification . I have used standard  formulae to…

Q: A penny is dropped off the Burj Khalifa building, from rest. (g-9.80 m/s^2) b. What is the distance…

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Q: e. Although the charge on the inner solid sphere has not changed, its potential has. In terms of V,…

A: e) The initial electric potential on the solid sphere can be represented as, Here, k, Q, and a…

Q: so how do we get the an

A: Intial velocity (u) = 40 m/sFinal velocity (v) = 10 m/sDistance travelled (s) = 1750 musing the…

Q: A. The circuit at right is made from an ideal battery connected to 5 identical light bulbs as shown.…

A: (i) As all the bulbs are identical, their resistance will be equal. The bulb which dissipates more…

Q: Problem 9: Circular turns of radius r in a race track are often banked at an angle 0 to allow the…

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Q: Problem 1: A horizontal force, F1 = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

A: Given mass of the block is m = 4.4 kg and the forces acting on the block are F1 = 65 N and F2 = 18.1…

Q: 2. A Martin guitar has an 80 cm wire. When this wire vibrates unfingered then it produces sound with…

A: We are given length of wire. We are also given frequency when there is no fingering. We are then…

Q: A one-dimensional harmonic oscillator is in a state |) = N[|1) - √√2|2) + 3i|3) − 2 |4)]| where the…

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Q: A 15.00 cm part of a pipe of a wire carries an electric current of 10,50 A. The conventional current…

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