If a train passes as many telegraph poles in a minute and 40 seconds as it goes in km/hr, how far apart are the poles? a. 36 m b. 25.33 m c. 27.78 m d. 36 km

Q: The position of a particle is given by F(t) = [3.0 (1) ³2+5.03-4.0 (1) m The velocity of this…

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Q: 0/2 Submissions Used A ball is tossed from an upper-story window of a building. The ball is given an…

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Q: Required information NOTE: This is a multi-part question. Once an answer is submitted, you will be…

A: magnitude of P1 = 550 lb angle made by P1 with negative x axis = 30osecond force = P direction of P…

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Q: The total energy of an ionic solid is given by an expression: E(r): be: == neighbours. In the stable…

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Q: A particle in an experimental apparatus has a velocity given by v = k√√s, where v is in millimeters…

A: Write the expression for the velocity and rearrange the equation. Integrate the above equation.

Q: 1. A cyclist travels for 12 min along a straight road. During the first 3.0 min of her trip, she…

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Q: A certain material has a thickness of 30 cm and a thermal conductivity of 0.04 W/m・ ◦C. At a…

A: The temperature variation with distance is given as T=150x2-30x

Q: A firefighting crew uses a water cannon that shoots water at 29.0 m/s at a fixed angle of 51.0°…

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Q: Show solution. 1. 525.27 lbm to kg 2. 60052 tons to lbm 3. 10253 tons to kg 4. 10000 ft3 to L…

A: According to question we need to convert unit of all quantities.

Q: Please write neatly, or it is better if it is encoded. Thank you Given point P(r = 0.8, θ = 30◦, φ…

A: Given point P(r = 0.8, θ = 30◦, φ = 45◦) and E = 1/r2 [cos φ ar + (sin φ/ sin θ) aφ]

Q: Compute the combined moment of the two 85-lb forces about (a) point O and (b) point A. The moment is…

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Q: Current Attempt in Progress The angular position of a point on a rotating wheel is given by 0=…

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Q: When Jeff ran up a hill at 7.4 m/s, the horizontal component of his velocity vector was 5.3 m/s.…

A: Given data: The resultant velocity is v=7.4 m/s The horizontal velocity is, vx=5.3 m/s

Q: Two wheels A and B in the figure are connected by a belt that does not slip. The radius of B is 4.81…

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Q: A bullet is shot horizontally from shoulder height of h with an initial speed v0; there is a…

A: Given Initially Horizontal velocity of bullet = vo Vertically downward velocity= 0 Displacement in…

Q: A rotating object's angular position is given by 8(t) = (1.10t²7.55t+3.05) rad, where t is measured…

A: Given: The angular position of the object is. θt=1.1t2-7.55t+3.05…

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A: As per the Bartleby regulations we are allowed to answer only the first three subparts of the…

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A: Given data:  Initial velocity (u) = 0 m/s Height (h) = 142 m Required: The time taken to hit the…

Q: QUESTION 2 A steel tape having a correct length at 20°C was used to measure a baseline and the…

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Q: Bob is standing at 10 m from an apple tree, where he sees an apple falling from the height of 5 m.…

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Q: Leave the moon’s amplitude (semi-major axis) constant. How does changing the moon’s orbital period…

A: When one object orbits another due to gravity (i.e. planet around a sun) we say that the centripetal…

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A: Given value--- speed = 32 m/s. angle = 45 degree.  We have to find--- How far away does the ball…

Q: Question 12 of 25 A uniform rod (=1/12 ML2) of length L= 2 m and mass M-2 kg is attached at one end…

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Q: how has the contribution of Isaac Newton impacted society in general? What are the practical…

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Q: ⓇX 1) Y --- For the projectile in the picture above, which of the following would be the correct…

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Q: 2. 1 A circular portion is cut from a nonconducting disk of radius R₂ = 15.0 cm, with radius R₁ =…

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Q: Question 23 of 25 The figure shows a uniform, horizontal beam (length 10 m, mass-25 kg) that is…

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Q: The 300-kg uniform I-beam supports the load shown. Determine the reactions at the supports. Answers:…

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Q: 8) Find the x-, y- and z-components of the vectors G and H shown in the figure below. G H 60° 品 145…

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Q: The electric flux through the surface shown in the figure is 17 Nm^2/C. What is the electric field…

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Q: Consider vectors  a = (3, −12) b = (−1, 4) and  c = 0. Determine the non-zero scalars ? and ? such…

A: In this question three vectors are given  a = (3, −12) b = (−1, 4)  c= 0  a = 3 î -12 j  b= -1 î + 4…

Q: A potential difference of 81 mV exists between the inner and outer surfaces of a cell membrane. The…

A: Given data: Potential difference between the inner and the outer membrane V=81 mV=81×10-3 V The…

Q: A horizontal platform in the shape of a circular disk rotates on a frictionless bearing about a…

A: Given The inertia of the disk ID = 157 kgm2 The radius of the disk R = 2.22 m The mass of the…

Q: A cannonball is shot from a cannon at a launch angle of 35° and an initial velocity of 147 m/s.…

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Q: Solve for the resultant displacement and angle of R.

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Q: A body has a weight of 400N at standard earth’s gravity of 9.806 m/s2. When a force of 800N is…

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Q: projectile is launched into the air. Select all statements that are true. At the highest point…

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Q: A wheel starts from rest and has an angular acceleration that is given by a (t) = 6 rad/s4)t² The…

A: Given, Angular acceleration, a(t) = (6 rad/s4)t2 a(t) = dωdt, where ω is angular velocity ω = ∫a(t)…

Q: a ball is thrown horizontally from a height of 5m. the ball lands on the ground 30m away. the launch…

A: Write the given values with the suitable variables. h=5 mx=30 mθ=6° Here, h is the height, x is the…

Q: A person walks 2.05 km south and then 2.75 km east, all in 3.00 hours. (a) What is the magnitude (in…

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Q: Consider the graph below, representing the velocity of a car as a function of time. By inspecting…

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Q: A person stands at the edge of a cliff and throws a rock horizontally over the edge with a speed of…

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Q: The specialty wrench shown in the figure is designed for access to the hold-down bolt on certain…

A: The magnitude of the horizontal force F=210 N The distance d=150 mm≈0.15 m The distance a=85…

Q: An automobile traveling 110 km/h has tires of 74.0 cm diameter. (a) What is the angular speed of the…

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Q: Compute the combined moment of the two 85-lb forces about (a) point O and (b) point A. The moment is…

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Q: 1.2 Below 24.5 K, Ne is a crystalline solid with an FCC structure. The interatomic interaction…

A: Given, The interatomic interaction energy per atom for Ne crystalline solid is, E(r) = -2ε14.45σr6 -…

Q: -3q N 8 3 +2q 7 d 4 6 5 -3q Three charged particles are placed at the corners of an equilateral…

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Q: The guy wires AB and AC are attached to the top of the transmission tower. The tension in cable AB…

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Q: Calculate the rotational inertia of a meter stick, with mass 0.320 kg, about an axis perpendicular…

A: Determine the distance of the mark from the center of the meter stick.

Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.