For all questions, assume concepts such as friction or air resistance are negligible, unless stated otherwise in the question. A ball is launched from ground level at an angle of 60˚ and with a speed of 15 m/s. a)What is the maximum height the ball will reach? b)How far horizontally will the ball travel before returning to ground level?

Q: ball is thrown so that it just clears a 10ft fence and 60 ft away. If it left the hand 5ft above the…

A: horizontal distance = R = 60 ft vertical displacement = 5-10 = -5 ft angle = 60

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Q: B d A

A: Surface charge density on disc σ = charge/area     =- Q2 /πR22

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Q: A long glass rod A is initially at 20.0°C. A second rod B is identical to rod A and has the same…

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Q: A satellite of mass 500 kg orbits the earth with a period of 6,000 s. The earth has a mass of 5.97 x…

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Q: The International Space Station is orbiting at an altitude of about 370 km above the earth's…

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Q: 1. Torque is also known as moment of force. 2. Torque is represented by the Greek letter alpha. 3.…

A: Answers to the first three questions are given in the next step.

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Q: •33 SSM ILW Figure 20-29 shows a reversible cycle through which 1.00 mol of a monatomic ideal gas is…

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Q: The kinetic energy of earth at perihelion

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Q: On a cold winter night, a story comes on the news at stations across the northern part of Florida…

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Q: A uniform electric field is directed parallel to the +y-axis. If a positive test charge begins at…

A: Given Data :Uniform electric field is in + y axis and it is given as E→ = E0 j^where j^ is the unit…

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Q: A planet was discovered which is twice as massive as Earth and has twice Earth's radius. How does…

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Q: The total energy of earth at perihelion

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Q: A Geiger counter measured the radiation in a closet and found it to be 3.6 mSv. What is this value…

A: Geiger counter measured : 3.6 mSv

Q: 3. Given two vectors A = 4.00î + 7.00ĵ and B = 5.00î + 2.00ĵ, (a) find the magnitude of each vector;…

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Q: 65 kN 25° 80 kN 10°

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Q: DP-1 A 7.50kg box is pushed 1.70m along a frictionless horizontal table top by a constant force…

A: Given:-  The mass of the box is m = 7.50 kg  The box was pushed along the table at a distance of ∆x=…

Q: The kinetic energy of earth at aphelion

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Q: To study the properties of various particles, you can accelerate the particles with electric fields.…

A: Given that, Mass of the positron, m=mass of electron=9.1×10-31 kg Charge on positron, q=+e=1.6×10-19…

Q: 3. Dr. Eggman's floating masterpiece, called the Egg carrier, is seen flying horizontally at 450 m/s…

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Q: Brenda is flying a small airplane. Her velocity, with respect to the air around her is 45.0 m/s…

A: Draw the schematic diagram of the system.

Q: Cart A (mass of 3.0 kg) is travelling at a velocity of 12 m/s [East] and collides with stationary…

A: mass of cart A, mA=3 KgInitial velocity of A, uA=+12 m/smass of cart B, mB=5 KgInitial velocity of…

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Q: An object is dropped from the top of the Burj Dubai which is 830 meters high and name as the tallest…

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Q: SITUATION 10. A fireworks show is choreographed to have two shells cross paths at a height of 160…

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Q: Tutorial Exercise A person going for a walk follows the path shown in the figure, where y₁ = 319 m…

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Q: The electric field a distance z from the center of a uniformly charged solid disk of radius R is…

A: Given Data:Electric field a distance z from a uniformly charged solid disk of Radius R is given…

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Q: The voltage across a membrane forming a cell wall is 80.0 mV and the membrane is 8.50 nm thick. What…

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Q: A student drove to the university from her home and noted that the odometer reading of her car…

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Q: A galaxy in the constellation Ursa Major is receding from Earth at 15,000 km/s. If one of the…

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Q: Three point charges are located on a circular arc as shown in the figure below. (Letr = 4.36 cm.…

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Q: With what tension must a rope with length 3.50 m and mass 0.200 kg be stretched for transverse waves…

A: Given Data :length of the rope L = 3.5 mmass of the rope M = 0.2 kgfrequenct ϑ = 50 Hzwavelength λ =…

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Q: How long are you going to drive the 350 km if your car's average speed is 68 km/H?

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Q: To save power, light emitting diodes (LEDs) are usually switched on and off several times per…

A: let current  be turned on for T/2 time and turned off for another T/2 time.Thus in a cycle of T…

Q: The figure shows four vectors A, B, C and D having magnitudes 12.0 m, 10.0 m, 8.0 m, and 4.0 m,…

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Projectile Motion