Part 1: A 4.0 kg ball is swung at a constant speed in a vertical circle of radius 2.5 m. If the ball completes one revolution in 3.0 s, what is the tension in the rope at the top of the circle? (Please include a free body diagram.)

Q: An 56-kg jogger is heading due east at a speed of 2.3 m/s. A 65-kg jogger is heading 61° north of…

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Q: A projectile is projected from the origin with a velocity of 25.0 m/s at an angle of 50.0 degrees…

A: The initial velocity of the projectile is 25 m/s. The angle of the projectile is 50o.

Q: Find the work W done if a constant force of 95 lb is used to pull a cart a distance of 200 ft. W =

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Q: What angle would the axis of a polarizing filter need to make with the direction of polarized light…

A: Given Data : Incident polarized light of intensity have an 1.20 kW/m2 I0 = 1.20 kWm2 Transmitted…

Q: A thirsty nurse cools a 2.30 LL bottle of a soft drink (mostly water) by pouring it into a large…

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Q: (a) What is the escape speed on a spherical asteroid whose radius is 106 km and whose gravitational…

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Q: The drawing shows a sulfur dioxide molecule. It consists of two oxygen atoms and a sulfur atom. A…

A: m=Mass of oxygen=16 u2m=Mass of sulfur=(16×2) u sulfur atom is at origin whereas both the oxygen…

Q: Six grams of helium (molecular mass = 4.0 u) expand isothermally at 350 K and does 9400 J of work.…

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Q: Going to details explaining the energy transformation for elastic energy

A: Elastic energy is a type of potential energy that is stored in objects when they are stretched,…

Q: A hearing aid is essentially a system consisting of a tiny microphone, amplifier, and speaker. A…

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Q: A violin string 30.4 cm long with linear density 0.674 g/m is placed near a loudspeaker that is fed…

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Q: A proton is located at x = 1.0 nm, y = 0.0 nm and an electron is located at x = 0.0 nm, y = 4.0 nm.…

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Q: As shown in the figure below, cars #1 and #2 are sliding across a horizontal frictionless surface.…

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Q: An electric winch causes an elevator to move between floors of a ten-story building. The mass of the…

A: mass (m) = 500 kg speed (v) = 0.304 msdistance moved in 115 sec = 35 m

Q: he angle between the axes of two polarizing filters is 42.5°. By how much does the second filter…

A: The angle between the axes of two polarizing filters is θ= 42.5°  Let intensity of light coming…

Q: A 2.4-kg cart is rolling along a frictionless, horizontal track towards a 1.1-kg cart that is held…

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Q: Find the work required to pitch a 6.3 oz softball at 95 ft/sec. The work required to pitch a 6.3 oz…

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Q: A stone with a mass of 120 g is fired from a catapult into the air at an angle of 45° to the…

A: air resistance is ignored

Q: Science 30 01: Fields Exit Slip (Gravity and Electric Fields) Developing 1) Gravitational Field…

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Q: Find the direction of the current induced in the circuit by looking at the magnetic force on the…

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Q: In the figure below, a small block is sent through point A with a speed of 4.8 m/s. Its path is…

A: At point A .  v = 4.8m/s L = 12cm  coefficient of kinetic friction k = 0.7 h1 = 7.4m h2  = 2.5m

Q: Problem 2 A ball is thrown at an initial velocity of vo making an angle with the horizontal. At its…

A: let time of flight is to  initial velocity is vo

Q: once again we have a pendulum, this time of length 1.18 m, which you release from rest at an angle…

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Q: Different situation now. You re out in space, on a rotating wheel-shaped space station of radius…

A: Radius = r=1159 m g=9.81 m/s2

Q: what is the average velocity of the persons journey. This is a displacement time graph.

A: Given Displacement -time  graph is mentioned as shown in the figure. We have to calculate the…

Q: The equation of a transverse wave traveling along a very long string is y = 6.77 sin(0.0126x+…

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Q: A cannon of mass 5.26 x 10³ kg is rigidly bolted to the earth so it can recoil only by a negligible…

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Q: The mean diameters of planets A and B are 9.8 x 103 km and 2.6 × 104 km, respectively. The ratio of…

A: diameter of A = 9800 km diameter of B = 26000 km mass of Amass of B = mAmB = 0.93

Q: A "Civil War" era cannon fires a cannonball horizontally from the top of a seaside cliff giving the…

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Q: A long, straight solenoid has N turns, a uniform cross- sectional area A, and length 1. Part A…

A: Here we have to find the self inductance of a solenoid in terms of number of turns(N) ,cross section…

Q: The two conducting rails in the drawing are tilted upward so they each make an angle of 30.0° with…

A: Mass ( m ) = 0.22 kg Magnetic field ( B ) = 0.073 T Angle ( θ ) = 30° Length ( l ) = 1.6 m

Q: 2. Design a circuit using the four resistors so that the current through the emf is 12.0 mA when it…

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Q: An uncharged 1.0-µF capacitor is connected in series with a 21-k resistor, an ideal 7.3-V battery,…

A: Capacitance on uncharged capacitor, C=1.0 μF=1.0×10-6 F Resistance, R=21 kΩ=21×103 Ω Voltage, V0…

Q: At what altitude above Earth's surface would the gravitational acceleration be 4.40 m/s2? (Take the…

A: Earth's radius is R=6370 km Gravitational acceleration at height h is g'=4.40 m/s2 Gravitational…

Q: Two identical traveling waves, moving in the same direction, are out of phase by π/5.0 rad. What is…

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Q: Which one of the following circuits has the largest resistance? (a) (b) 10 A O e Od Oc a b + 2V 75 A…

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Q: 4. The James Webb telescope is orbiting 1 000 000 km from earth. What is the gravitational field…

A: Given,  The James Webb telescope is orbiting at a distance r = 1000000 km = 1000000000 m = 1x109 m…

Q: A concave lens of focal length 18.8 cm has an object located on its principal axis, 38 cm from the…

A: Focal length of the concave lens f=-18.8cm The object distance distance u=-38cm

Q: A crate of mass M starts from rest at the top of a frictionless ramp inclined at an angle α above…

A: Draw the schematic diagram of the system.

Q: The equation of a transverse wave traveling along a very long string is y = 6.77 sin(0.01267x+…

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Q: 30. A 12 kg meteor experiences an acceleration of 7.2 m/s', when falling towards the earth. a) How…

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Q: This time, the pendulum is 1.55 m long and has a mass of 3.05 kg. You give it a push away from…

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Q: The mass of Venus is 4.87 ✕ 1024 kg, and the mass of Mars is 6.42 ✕ 1023 kg. The average distance of…

A: mass of venus (M)  = 4.87×1024 kg mass of mars (m) = 6.42×1023 kg distance between mars and venus…

Q: 2. A particle of charge 3 x 10 C is located at point (0, 0) in a certain coordinate system. Assuming…

A: Charge on the particle, q=3×10-9C To determine: Potential at points A3,3 and B0,2 and the work…

Q: A cylindrical region of radius R contains a uniform magnetic field, parallel to its axis, with…

A: When a loop of wire is placed in a time varying magnetic field, then an induced electric field…

Q: You are sitting in a sled, at rest on a pond covered with nice, thick, frictionless ice. Your own…

A: Mass of the man is mm=79.3 kg Mass of the sled is ms=12.8 kg. Mass of the baseball is mb=0.100 kg.…

Q: 2-Consider an electric circuit comprised of a 10.02 resistor connected to ar AC voltage source that…

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Q: A 46.7-kg person, running horizontally with a velocity of +4.20 m/s, jumps onto a 17.7-kg sled that…

A: Mass of person(M)=46.7kg  velocity of person(vp)  =4.20 m/s2   mass of sled (m)=17.7 kg  initially…

Q: A 0.70-m radius cylindrical region contains a uniform electric field that is parallel to the axis…

A: Radius of cylinder is r=0.70 m Electric field rate is dEdt=5×1012 V/m·s Find: Magnitude of magnetic…

Q: A piece of aluminum has a volume of 2.25 x 10-3 m³. The coefficient of volume expansion for aluminum…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!