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Q: 3) A cannon is backed up against a tree so that it cannot recoil. How does that affect the speed of…

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Q: 33. A 75-kg man standing on a scale in an elevator notes that as the elevator rises, the scale reads…

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Q: A single loop of wire with an area of 9.05x10-2 m² is in a uniform magnetic field that has an…

A: Given data:area of the loop is magnetic field is decreasing at a constant rate of   [ negative sign…

Q: Three resistors are connected as shown below. R₁ = R2 = R3 = 12 02. The voltage across the battery…

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Q: mg W crane (a) How much work does the crane do on the crate? Enter to 3 significant figures = crane…

A: Mass of the carte (m) = 209 kg Height (H) = 20.0 m

Q: mm, and the distance to the projection screen is D = 1.2 m from the slits. S is a mixture of violet…

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Q: Consider a very thin semi-circle of charge as shown, with radius of R. Explain with words and…

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Q: The car initially at x = 0 is moving in the positive direction at a constant velocity. Graph a(t),…

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Q: A well thrown ball is caught in a well-padded mitt. m The deceleration of the ball is 2.10 x 104 and…

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Q: Because of friction, rotational kinetic energy is not conserved while the disks' surfaces slip over…

A: Moment of Inertia of the record = Moment of Inertia of the table = Initial angular momentum of the…

Q: If a pool is irregularly shaped and a person being assessed has a weight mg= 800 N but weighs F= 40N…

A: Explanation of residal volume:

Q: The car initially at x = 0 and driving in the positive direction, begins braking at a constant…

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Q: Kank the states on the basis of the average kinetic energy of the atoms in the gas sample. Rank from…

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Q: Irina finds an unlabeled box of fine needles, and wants to determine how thick they are. A standard…

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Q: In a classic carnival ride patrons stand against the wall in a cylindrically shaped room. Once the…

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Q: A horizontal wire is hung from the ceiling of a room by two massless strings. The wire has a length…

A: Length of wire is Mass is Magnitude of magnetic field is Current is The wire swings in upward…

Q: The car initially at x = 0 is moving in the negative direction at a constant velocity. Graph a(t),…

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Q: An electron has a speed of 1.7E7 m/s. If an uncertainty 71 nm in its potition is acceptable, what is…

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Q: A person is lying on a diving board 3.50 m above the surface of the water in a swimming pool. She…

A: Distance from the person to the water surface (h) = 3.50 metersDistance from the person to the penny…

Q: The drawing shows a parallel plate capacitor that is moving with a speed of 25.4 m/s through a…

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Q: A magnesium atom (mass of ~ 24 proton masses) in a crystal is measured to oscillate with a frequency…

A: Mass of Mg atom = mass of 24 protonWe know mass of 1 proton = 1.67 kgMass of Mg atom is (m) = =…

Q: In the figure below an object of mass m starts from rest on a roller coaster with negligible…

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Q: The figure shows light rays reflected from a concave spherical mirror. The focal length is f = 0.9…

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Q: Light of wavelength 563.0 nm is incident on a narrow slit. The diffraction pattern is viewed on a…

A: wavelength   = 563nmn  =  4D  =  86.5cm

Q: The volume control on a surround-sound amplifier is adjusted so the sound intensity level at the…

A: listening position icrease from23 dB to 61 dB

Q: Suppose the ski patrol lowers a rescue sled and victim, having a total mass of 100.0 kg down a 60°…

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Q: A 4.55 kg box is suspended from a system of massless wires attached to a ceiling. The first wire…

A: Mass of object is Angles made by ropes are  and Note:Gravitational acceleration is Find:Magnitudes…

Q: On a hot summer day, the density of air at atmospheric pressure at 34.5°C is 1.1866 kg/m³. (a) What…

A: Given data:pressure temperature density According to the ideal gas equation,Where, is the number of…

Q: (b) rope 59. A 15.0-lb block rests on a horizontal floor. (a) What over a pul- free-hanging 10.0-b…

A: Note that the 10lb block which is hanging from the string is insufficient to lift the 15 lb block.…

Q: mer consists of 295 primary windings and lary windings. ▼ If the potential difference across the…

A: winding in primary coil (N1) = 295 winding in secondry coil (N2) = 834 Potential difference across…

Q: Draw all possible loops separately to analyze the given electrical circuit. Determine the loop…

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Q: 1. The decay of radioactive substance is given by N=Noe (1), where N is the number of atoms present…

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Q: Dragsters can achieve an average acceleration of 26.0 m/s2. Suppose a dragster accelerates from…

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Q: Two coils have the same number of circular turns and carry the same current. Each rotates in a…

A: The expression for the torque,The maximum torque,

Q: From an upright position a person squats to 89 deg knee flexion and back to the upright position. If…

A: We have given that a person squat to  knee flexion to back to upright position. It means he goes to…

Q: 3. What is the maximum electric field strength of an electromagnetic wave whose maximum magnetic…

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Q: The system shown consists of a block A of mass 6.5 kg, block B of mass 2.5 kg and a pulley in the…

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Q: curve with an acceleration of 5 m/s² and the curve has a radius of 12 m. mine the velocity the…

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Q: The index of refraction is 1.45. The thickness of a flint glass plate is 10 cm thick. A ray of…

A: The lateral displacement () formula is:Where: is the lateral displacement, is the thickness of the…

Q: A constant voltage is applied across a circuit.  If the resistance is the circuit is doubled, what…

A: The objective of this question is to understand the effect on the power dissipated by a circuit when…

Q: I need help with this question, please

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Q: 1. A mass of 3.00 kg hangs from a spring with a spring constant of k= 1.3.10³ N/m. Calculate by how…

A: The mass of the object is m = 3 kg The spring constant is k = 1.3*103 N/m

Q: If B =15 kN, What is the magnitude of A? 30° 0.7 m- 4 kN-m B₂ B, 20 kN 0.4 m ... x

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Q: A force F = 5i - 3j is applied on a box that experiences a displacement Δr = 10î. a) Find the work…

A: We will use formula of work done that is dot product of force and displacement.W= F.∆rWe know,…

Q: Part A Consider a monatomic gas of particles each with mass m. What is Vrms Express your answer in…

A: The objective of the question is to find the root mean square speed (Vrms) of a monatomic gas of…

Q: A laser beam shines along the surface of a block of transparent material. (See the figure.) Half of…

A: The time delay between the arrival of the two light beams at the detector is∆t=6.10 ns.

Q: (d) Calculate the force exerted by the boxing glove on the opponent's face. Consider the relative…

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Q: One end of a uniform 3.40-m-long rod of weight F, is supported by a cable at an angle of 8-37" with…

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Q: equation 2 is incorrect that is why i posted it again please look at the question again

A: We have given two equation in previous answer, i.ethe first one is taken as correct but the second…

Q: The mass of a hot-air balloon and its occupants is 338 kg (excluding the hot air inside the…

A: Mass of balloon, Density, The volume of the heated balloon is, Pressure,