1. What is the total force on a rectangular dam 75 m high and 120 m wide, if the water level reaches to the top of the dam?

Q: 3. At what temperature will the Fahrenheit and Centigrade scales yield the same numerical value?

A: The conversion of temperature from Fahrenheit scale to Centigrade scale is given by TC = (TF - 32) ×…

Q: For an ecology project, Maria is recording some ambient sounds in the woods. A hawk emits a cry with…

A: Given  Frequency of the source f  = 8.96×102 Hz speed of observer v = 16m/s To find  Frequency…

Q: A projectile is thrown from the top of a cliff with an initial speed of 25m/s at an angle of 60° up…

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Q: A resistor of 50 ohms and a completely discharged 1.25x103 farad capacitor are connected in series…

A: The value of the resistor, The capacitance of the capacitor, The voltage of the battery,

Q: Two small metallic spheres, each with a mass of m = 6.00 g, are suspended from a common point by two…

A: m = 6 g L = 22 cm θ = 60oθ2 = 30odistance between two masses = d

Q: he equation of a harmonic wave propagating along a stretched string is represented by (x, î) = 4.5…

A: Given equation of wave  y (x,t) = 4.5 sin (1.3x-46t)

Q: Particue Position is Detined By 9 = cos (t) (2) Y= 50 and what is initial radial Acceleration A) Oc)…

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Q: 6. An empty house has a volume of 770 m³. (a) At 20° C, what is the total mass of air in the house?…

A: Given, volume = 770 m3  T= 20°C T'=-10°

Q: artner blow across the top of an empty bottle while you h ose enough so that you get a sound. Have…

A: Water doesn't produces sound but glass does .

Q: An ambulance traveling eastbound at 136.0 km/h with sirens blaring at a frequency of 6.50 x 102 Hz…

A: Solution-

Q: 38. Light falls incident on the Hope Diamond (index of refraction = 2.42) at 32°. When it goes back…

A: Snell's law states that nisini =nrsinri =angle of incidencer =angle of refractionni=refractive index…

Q: A ball is tossed from an upper-story window of a building. The ball is given an initial velocity of…

A: Please note : As per answering guidelines I can answer the first three sub-parts of  a multisub-part…

Q: = (Static Equilibrium) An 8-m long horizontal boom with a mass of 100 kg (w 981 N) supports a 2000…

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Q: The speaker system at an open-air rock concert forms a ring around the entire circular stage and…

A: The variation of intensity with distance r is given as, I=P4πr2…

Q: 4 m 6 kg 5 kg 2 m QUESTIONS: 3 m 9 kg 0.5 m 4m 3 kg J 2m 3m TOPIC: Center of Mass What is the center…

A: Center of mass: The center of mass of a system is the mass-weighted average of all particles'…

Q: (2D-motion, constant acceleration) A bomber is flying at 120 m/s horizontally at an altitude of 350…

A: Given: The intial velocity of the plane is 120 m/s horizontally. The height of the plane from the…

Q: The motion of a particle is governed by the relation a = 4t², where a is and t is in see ft second.…

A:

Q: For the following potential distribution, calculate the electric field. V = 5R² cos 0 sin o -Select…

A: The electric field us given as the negative gradient if potential that is E=-dV/dr. Here will take…

Q: Solve the following problems. Write your solutions clearly and in detail in a short bond paper or…

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Q: 40. (II) Two parallel circular rings of radius R have their centers on the x axis separated by a…

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Q: A slit of width 0.56 mm is illuminated with light of wavelength 492 nm, and a screen is placed 130…

A: Given- Slit width (a) = 0.56 mm = 5.6 x 10-4 m Wavelength (λ) = 4 92 mm = 4.92 x 10-7 m Distance…

Q: A wave on a string with linear mass density 4.70 × 10-3 kg/m travels at 200.0 m/s. What is the…

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Q: 4. A cubic box of volume 5.1 x 10-2 m³ is filled with air at atmospheric pressure at 20° C. The box…

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Q: A very long and straight conductor carries a current I the conductor is located on the axis y as…

A: Using Biot-Savart law, the expression for the magnetic field due to a long wire at a distance r from…

Q: I. A charge moving vertically upward with speed v=200. m/s enters a region of constant magnetic…

A: Since you have posted a question with multiple sub-parts, as per our guidelines we will solve first…

Q: 2. A 20 kg box is dragged across a level floor with a force of 100 N. The force is applied at an…

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Q: A boy rotates a stone in a 3-ft-long sling at the rates of 15 revolutions every 10 seconds. Find the…

A: Given: In this question, the given details are, A boy rotates a stone in a 3 ft long sling at the…

Q: A 1.0 C charge, a-2.0 C charge, and a -1.0 C charge are oriented as shown below. The dashed lines…

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Q: Figure una diagram for a reversible heat engine in which 1.0 mol of argon, a nearly ideal monatomic…

A: Given, 1 mol of argon T= 423 K ab is constant volume ac is constant pressure

Q: 5. (III) Suppose the charge Q on the ring of Fig. 21-28 was all distributed uniformly on only the…

A:

Q: A listener finds that the sound level of a flute is 2 dB higher than the sound level of a cello. How…

A: Sound level of flute is 2dB To find  Ratio of Intensity of flute to intensity of cello

Q: (ex) A ball of mass 2.0 kg is connected by two massless strings, each with length L = 0.25 m, to a…

A: Given that:Mass m=2.0 kgLength of each string, L=0.25 mSeparation between the ends of the string,…

Q: (Vectors) Given two vectors a = 5i + 4j and b = 6i – 3j, find the magnitude and direction with…

A: a→ = 5i^ + 4j^ b→ = 6i^ - 3j^