A 3.2 kg mess kit sliding on a frictionless surface explodes into two 1.6 kg parts, one moving at 4.5 m/s, due north, and the other at 6.1 m/s, 20° north of east. What is the original speed of the mess kit?

Q: 2. The fastest measured pitched baseball left the pitcher's hand at a speed of 45.0 m/s. If the…

A: The fastest measured pitched baseball left the pitcher's hand at a speed of v=45.0 m/s. If the…

Q: The figure below shows a boy swinging on a rope, starting at a point higher than A.  Consider the…

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Q: The average human body cell is about 5.1 x 10-4 cm in diameter. The diameter of a plant cell is…

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Q: Suppose a snack bar is burned in a calorimeter and heats 2,000 g water by 20 °C. How much heat…

A: Given value --- Mass = 2000 g. Increment in temperature = 20 degree C. We have to find--- How…

Q: A simple pendulum consists of a small object of mass 3.0 kg hanging at the end of a 2.0-m-long light…

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Q: Problem 2: A lightbulb is in series with an R = 2.02 resistor. The lightbulb dissipates P = 10 W…

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Q: While Emely was watching a military parade of a group of US Army soldiers, the soldiers caught her…

A: This is an example of Newton third law that is for every action there is equal and opposite…

Q: The Earth has an average surface temperature of 288K and the Sun has an average surface temperature…

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Q: (a) How fast (in m/s) must a 4500 kg elephant move to have the same kinetic energy as a 65.5 kg…

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Q: "ind the sum of the two forces: ₁ = 1150 lb F₂ = 805 lb FR -x

A: According to question we need to find sum of both forces.

Q: Given the wavelength, find the frequency in Hz 2.33x10^-7 m 635 nm 3.21x10^-9m

A: Given:- The wavelength  of a wave is  1) λ1 = 2.33×10-7 m  2) λ2= 635 nm 3) λ3= 3.21×10-9 m  Find:-…

Q: A 3 kg pendulum bob on a string 5 m long is released with a velocity of 3 m/s when the support…

A: Given data: Mass (m) = 3 kg Length (L) = 5 m Initial velocity (u) = 3 m/s Angle (θ) = 25°, with the…

Q: Bodies A and B are joined by a cord parallel to the inclined plane as shown. Under body A which…

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Q: A 1.0-kg block and a 2.0-kg block are pressed together on a horizontal frictionless surface with a…

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Q: Sunlight has a power of 1400 watts/meter2.  What is the amplitude of the electric field of sunlight?…

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Q: Problem 6: A youth of mass m = 32 kg is swinging on a swing. The length from the top of the swing…

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Q: At amusement parks, there is a popular ride called "barrel of fun," where the floor of a rotating…

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Q: Suppose you wanted to store 6 µC of charge in a capacitor across a voltage of 120 V. What…

A: Given data:  Charge (Q) = 6 μC Voltage (V) = 120 V Required: The capacitance (C)

Q: The current to an inductor with 25 windings and a cross sectional area of .025m^ 2 is increased such…

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Q: 4.37 Two crates, one with mass 4.00 kg and the other with mass 6.00 kg, sit on the frictionless…

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Q: A chunk of metal is dropped into a glass that is filled with water to the top of the glass. The…

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Q: *9. A disk of mass m moving in the positive x direction collides with a stationary disk, also of…

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Q: The amount that the water’s temperature increases depends on the mass of the water and the amount of…

A: Let, Q - Heat energy m - Mass c - Specific heat capacity ∆T - Change in temperature

Q: Ima Stomaksic is walking from lunch to her PE class. She exits the lunchroom and walks 43m west. She…

A: first leg of displacement = 43 m , west second leg of displacement = 72 m , north

Q: When oxygen is reintroduced to a volatile, previously confined space, the room will erupt in fire…

A: When oxygen  is reintroduced to a volatile, previously confined space a deflagration occurs that…

Q: 0+ A 3. Knight P10.19 As a 15,000 kg jet p an aircraft carrier, its tail hook sna slow it down. The…

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Q: Q1/ R1= 5 k ohm R2=15 k ohm R3= 20 k ohm R4= 10 k ohm R5= 20 k ohm I = 5 mA Find: a) I1 , I2 , I3 ,…

A: Given value--- R1= 5 k ohm R2=15 k ohm R3= 20 k ohm R4= 10 k ohm R5= 20 k ohm I = 5 mA . We have…

Q: A flexible shaft consists of a 0.20-in-diameter steel wire encased in a stationary tube that fits…

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Q: car skids 3 m before stopping from a 33 km/h velocity. How far will the car skid if it is travelling…

A: Given value--- car skids 3 m before stopping from a 33 km/h velocity. We have to find--- How far…

Q: A NASA scientist calculates that the momentum of 45.5 kg space probe as it leaves our solar system…

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Q: " radio can tune over the frequency range of a portion of MW broadcast band (800 kHz to 1200 kHz).…

A: Capacitance is the ability of a component or circuit to collect and store energy in the form of an…

Q: A traveler pulls on a suitcase strap at an angle 36° above the horizontal. If 908 J of work are done…

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Q: In a double-slit experiment, when the wavelength of the light is decreased, the interference…

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Q: A 500N block is resting on an inclined plane and is subjected to a constant force of 600N acting…

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Q: The take off speed of a military aircraft from an aircraft carrier is approximately 170 mi/hr…

A: Speed of aircraft=160mile/hr Speed of carrier =40mile/hr Speed of wind=20mile/hr

Q: gnitudes of the first three vectors are A = 2.90 km, B = 4.90 km, and C = 5.30 km. The finish line…

A: a. First, lets get the sum of the horizontal components of each vectors ;Dx = -AcosθA + BcosθB +…

Q: A particle is propagating at relativistic speed. It is observed to have an energy of 3.1 GeV and a…

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Q: What is the total energy (or mass) of the hydrogen atom in its ground state? a) 13.6 eV b) .511…

A: Given Hydrogen atom is in ground state We have to find total energy in this state and choose the…

Q: A helium ion has one electron in the n=2 orbital. How much energy is necessary to liberate the final…

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Q: A uranium nucleus  238U (initially at rest) decays into a thorium nucleus 234Th and an alpha…

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Q: Problem 3: For what emf & does the 2002 resistor in Fig.3 dis- sipate no power? Should the emf be…

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Q: An air bubble frozen in ice is extracted from many meters below the surface in the arctic. The…

A: Activity (A) = 0.8 % of the original activity

Q: The school zone in front of your school has a posted speed limit of 25 mi/h, which is about 11 m/s.…

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Q: What is the mass of a monkey that weighs 0.5 kN on Mars

A: Given that, Weight of monkey on Mars, W = 0.5 kN => W = (0.5)*1000 => W = 500 N We know that…

Q: intrinsic impedance and Brewster angle

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Q: A 28 kg object is located 2 meters above the ground. Calculate the objec gravitational potential…

A: Given value--- mass = 28 kg. height = 2 m. We have to find--- gravitational potential energy?

Q: A box of mass 5 ?? is placed 1.5 ? at the end of a plank pivoted in the middle. Another box of mass…

A: We have to use to concept of rotation equilibrium to solve this problem

Q: A large spring with spring constant k = 550 N/m is oriented vertically on a table. When the spring…

A: Given data we have: Spring constant: k=550N/m Mass of the book: m=1.3kg We need to find the distance…

Q: Problem 2 Clay Collision Three pieces of clay have the velocities and masses shown where 0 = 30°. If…

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Q: An object is moving to the right, and experiencing a net force that is directed to the right. The…

A: From Newton's second law of motion, the direction of acceleration of an object is same as the…