Group of materials that are hard and brittle but are good insulators. A) Polymers (B) Ceramics C) Composites (D) Metals

Q: . What is the gravitational potential energy of a 70 kg person standing on the roof of a 12-story…

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Q: A ball rolls horizontally off the top of a stairway with a speed of 1.51 m/s. The steps are 19.4 cm…

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Q: A guy dives from a cliff of height H at an initial speed 0 (for simplicity). During the first phase…

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Q: We can model a tightly packed solenoid as a tube having a current density J(r) = (a/s²) between an…

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Q: 4. Sand on Conveyer: Sand moves without slipping at 6 m/s down a conveyer belt that is tilted at 15…

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Q: 18. VA fireman d = 50.0 m away from a burning building directs a stream of water from a ground-level…

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Q: A fisherman notices that his boat is moving up and down periodically, owing to waves on the surface…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: Two large, parallel, conducting plates are 12 cm apart and have charges of equal magnitude and…

A: Given value--- separation between plates = 12 cm. electrostatics force = 4 × 10-15 N. We have to…

Q: 9. The potential difference between two charged plates is 360V. a. What is the magnitude of the…

A: (Note: As per the student's request I am answering only a part of the question) Required data:…

Q: Town A lies 15 km north of town B. Town C lies 10 km west of town A. A small plane flies directly…

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Q: Question 3 A block of mass m = 1 kg is sliding on a horizontal surface with initial velocity vo 2…

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Q: Find the velocity, acceleration, and speed of an object with position function г(t) = (e^t sin (2t),…

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Q: A spring loaded gun shoots a 0.0050-kg bullet vertically upward with an initial velocity of 21 m/s.…

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Q: . You use 40 J of energy to rise a 250 N object. How far high did you lift it

A: Given Potential energy is U=40 J Weight of an object is mg=250 N

Q: An object moves in a horizontal circle at constant speed v (in units of m/s). It takes the object T…

A: Given, speed of object is v, Time taken by object to complete one revolution is T seconds,

Q: 8 - In the figure, the skater left the ice at a speed of 10m/s and at an angle of 150 above the…

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Q: 62) Compute the dot products between the following vectors. The dashed line denotes the positive z…

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Q: The cube in the figure (Figure 1) contains no net charge. The electric field is constant over each…

A: Given data:  The cube contains no net charge Electric field is constant over each face of the cube…

Q: A function f is given by ƒ== EX 2y where x = 7.82, y = 5.65± 0.05, z = 8.87 ± 0.03. Calculate the…

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Q: Two metal spheres, each of radius 2.6 cm, have a center-to-center separation of 2.8 m. Sphere 1 has…

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Q: At time t = 16 s, the velocity of a particle moving in the x-y plane is v= 0.13i+2.40j m/s. By time…

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Q: A patient is diagnosed to have Po cancer cells at time t = 0 and these cells grow subsequently…

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Q: A marksman fires a practice round from A toward a target B. If the target diameter is 140 mm and the…

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Q: A projectile is launched from point A with the initial conditions shown in the figure. Determine the…

A: Given data: The velocity v∘=124 m/s The angle θ=37°   The distance =600 m

Q: 8. A particle q₁ = 8x10-6C is released from rest 1.50 cm from an infinite line charge (λ = 3μC/m).…

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Q: time = 0 time=t -10 kinetic friction A block slides on a horizontal plane. The initial speed is vo=…

A: Given value--- initial speed = v0  final speed = v0 / 2 . kinetic friction coefficient = 0.100 .…

Q: "What are the strength and direction of the electric field at the position indicated by the dot in…

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Q: How much electrical energy (in KWh) would a 120 W light bulb use in 34 days if left on steadily?

A: Given data:  Power (P) = 120 W = 0.120 kW Time (t) = 34 days Required: The total electrical energy…

Q: A football is punted from the ground, it passes through the apex of its flight, and it begins its…

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Q: A boy whirls a stone in a horizontal circle of radius 1.64 m and at height 2.25 m above level…

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Q: What modulus of elasticity in tension is required to obtain a unit deformation of 0.00105 m/m from a…

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Q: 2. Suppose the downward irradiance at the top of a layer of an absorbing gas is 600 Wm2, the upward…

A: Solution:-  (a)  Reflectance of surface = fraction of energy which is being reflected.  Irradiance =…

Q: During a braking test, a car is brought to rest beginning from an initial speed of 60 mi/h in a…

A: We know thatv2=u2+2asWherev=final speedu=initial speeda=accelerations=displacement

Q: In the figure what is the net electric potential at point P due to the four particles if V = 0 at…

A: Given Data: Magnitude of charge q=7.15 fC=7.15×10-15 C Distance of Point P from the charge d=1.83…

Q: In downhill speed skiing a skier is retarded by both the air drag force on the body and the kinetic…

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Q: A ship is 2.2° off course. If the ship is traveling at 28.0 miles per hour, how far off course will…

A: Given value--- ship is 2.2° off course. If the ship is traveling at 28.0 miles per hour. We have…

Q: Derive an expression for the capacitance of two concentric hollow spherical conductors of radii r…

A: Given:-  Two concentric hollow spherical conductors of the radius is r = 4.5 m a and R = 29.25 m…

Q: Derivative as velocity and acceleration. A stone is thrown vertically upward with an initial…

A: GIVEN Initial velocity of stone                                              u = 80 ft/s height from…

Q: For T = 0.3 sec, write the element of the discrete sequence corresponding to the function f(t) = 5t…

A: Given data: Function f(t)=5t k=18 Time=0.3 sec

Q: Which of the following statements best describes the motion of an object that has a constant net…

A: Given, Constant net force acting on an object.

Q: The 310-kg uniform I-beam supports the load shown. Determine the reactions at the supports. -8.5 m-…

A: Given  Mass of beam, M = 310 kg  Length of beam, L = 12 m   Mass hanging is, m = 250 kg

Q: 8. For relativistic speeds, to whom does an object seem longer in length? O an observer moving with…

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Q: Angular Kinematics. The figure shows a graph of vz (angular velocity; green curve) and az (angular…

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Q: Imagine that Earth had two identical Moons, following the same orbit but staying 180° apart. What…

A: Imagined that Earth had two identical moons, following the same orbit but it is staying 180 degree…

Q: In the figure a plastic rod having a uniformly distributed charge Q = -27.2 pC has been bent into a…

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Q: A pulley and string arrangement is used to connect two objects A and B as shown in the diagram…

A: Given data: The mass of an object is mA=4.60 kg The mass of object B is mB=8.10 kg

Q: Type your answers in all of the blanks and submit X₂ X² 2- Ffeet Figure 5-8 Question 5-14. (Forces…

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Q: 1) Calculate the wavelength of an electron in a TEM at 300 kV acceleration voltage (Consider the two…

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Q: Type your answers in all of the blanks and submit X₂ X² Ω· 37° Figure 5-57 Question 5-118. 53°…

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Q: In the absence of air drag objects fall with constant speed velocity…

A: Given Air is absent Then we have to choose the correct option from given options.

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.