# Physics homework help (page - 9)

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• ### An object with a mass of 5g hangs from a cord around a pulley.? The length of the cord between point...

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• ### The beaker has a mass 15 grams when it's empty, the beaker plus the liquid has a mass of 38...

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• ### 1)which lasts a longer time during capacitor discharging- compass deflection or bulb lighting? explain why this occurs 2) list in...

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• ### A bag with 7kg of food accelerates down at 6m/s with air resistance. Determine the force of air resistance on...

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• ### whats the difference between reflection of light and scattering of light?

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• ### Given the following vectors: A is 25lbs at an angle of 30 degrees clockwise from the +x-axis, and B is...

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• ### V^2=Ae^-2kx - g/k (upward motion) V^2=g/k - Be^2kx (downward motion) Use the above result to show that , when the bullet hits...

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• ### length contraction

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• ### A spring is hanging down from the ceiling, and an object of mass m is attached to the free end....

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• ### An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished...

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• ### A train is traveling down a straight track at 27 m/s when the engineer applies the brakes, resulting in an...

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• ### A car accelerates uniformly from rest to a speed of 40.0 mi/h in 8.0 s.

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• ### What is the equivalent capacitance between points a and b? All capacitors are 9.1.

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• ### How large is a mass if a force of 100 N is required to accelerate it by 1m/sec/sec?

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• ### A rubber ball falls on a floor from a height of 19.6 m. Calculate the velocity with which it strikes...

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• ### This question relates directly to the Vorperian and Kent (2007) article (Vowel acoustic space development in children: A synthesis of...

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• ### Why is it impossible for sounds to travel through a vacuum?

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• ### ONe gram of silver has 5.58 x 10^21 atoms and each silver atom has 47 electrons. What is the total...

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• ### given a force of 100 N and an acceleration of 10 m/s^2, what is the mass?

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• ### why some metals are not attracted by magnet

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• ### each day the average family use 100kg of hot water to kill bacteria, the water going into the tank at...

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• ### A steel pipe 14 ft long is suspended horizontally from its ends steel wires 5.0 m long. The CoG is situated 30 inches from left side and the bamboo pole weighs 5.6 kg. A mass of 18 lb is hanging 5 ft from the right end of the pole. The wires have radii of

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• ### a bamboo pole 7 ft long is suspended horizontally from its ends steel wires 1.0 m long. The CoG is situated 28 inches from left side and the bamboo pole weighs 2.2 kg. A mass of 12 lb is hanging 2 ft from the right end of the pole. The wires radii of 15mm

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• ### 20.) You're using a wedge to split a log. You are hitting the wedge with a large hammer to drive...

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• ### 6.34. (II) If the radius of a blood vessel is reduced by cholesterol deposits to 90% of its original value, flow...

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• ### fossil fuels are formed from

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• ### http://www.dickeyphysics.com/Physics_Study_Guides/Chpt.14.pdf

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• ### At the instant the traffic light turns green, a car that has been waiting at an intersection starts ahead with...

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• ### a stone is dropped from a tall cliff.. find its velocity after 4.0s

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• ### The _________of an element is the average mass of an element's naturally occurring atom, or isotopes, taking into account the...

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• ### A uniform stick 1.5 m long with a total mass of 270 g is pivoted at its center. A 4.0- g bullet is shot through the stick midway between the pivot and one end The bullet approaches at 250 m/s and leaves at 140 m/s. With what angular speed is the stick sp

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• ### An Atwood machine consists of two masses, m_A = 7.1 kg and m_B = 8.3 kg, connected by a cord that passes over a pulley free to rotate about a fixed axis. The pulley is a solid cylinder of radius R_0 = 0.40 m and mass 0.80 kg. (1) Determine the magnitude

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• ### The centers of two 10.40 kg spheres are separated by 0.12 m. What is their gravitational attraction?

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• ### An inventor has a rough design for a light fixture with a dimmer knob. The fixture contains a 50-µF capacitor, an...

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• ### A train covers 60 miles between 2 p.m. and 4 p.m. How fast was it going at 3 p.m.?

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• ### A uniform rod of mass 2m is completely free to move and is initially at rest. A particle of mass...

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• ### An electric heater is rated at 1230W, a toaster is rated at 1000 W, and an electric grill is rated at 1560...

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• ### 12. The equation of the movement of a particle that travels along a circumference is given by s(t) = 1- 3t...

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• ### A 0.23 kg ball of dough is thrown straight up into the air with an initial velocity of 12 ...

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• ### Define generTOR

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• ### what is momentum?

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• ### In Fig. 29-56, four long straight wires are perpendicular to the page, and their cross sections form a square of...

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• ### the volume of an ideal gas is increased from .8 m^3 to 2.4 m^3 while maintaining a constant pressure of...

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• ### A) How can you tell if there is a difference of potential between two points? URGENT!!!? B) IS WORK REQUIRED TO Move a charge along the surface of a charged conductor? Explain.

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• ### A 7.00 kg rifle is used to fire a 10.0 g bullet that leaves the rifle at a speed of...

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• ### define ginning

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• ### Find acceleratioin between 0s (15m/s) and 3s (35 m/s)

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• ### An isotope of oxygen has a mass number of 15. How many neutrons are in te nucleus of this isotope

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• ### The driver of the car sees some traffic lights ahead change to red. He applies the brakes. Between seeing the...

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• ### kerion combs his hair he holds the comb next to some small pieces of paper what will happen to the...

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• ### A current of 10 A flows through four resistors in two different configurations: series and parallel. The resistors are each...

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• ### Ceramic automobile engines that operate at higher temperatures will be A. less efficient. B. more efficient. C. neither of the above.

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• ### A cannon with a muzzle speed of 996 m/s is used to start an avalanche on a mountain slope. The...

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• ### HEEEEELPPPPPPP :( STRUCTURAL ANALYSIS???

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• ### HEEEEELPPPPPPP :( STRUCTURAL ANALYSIS???

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• ### Suppose you walk toward a mirror at one meter per second. How fast do you and your image approach each...

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• ### Consider the equation 4 Fe+3 O2 → 2 Fe2O3 . In this equation, 3 O2 is a... ...

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• ### a rollercoaster designer had the swell idea of designing a death-defying cicular first drop to a rollercoaster, hoping that the...

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• ### mizzy wakes up at 7:00 a.m.each moring .shes spends 1/10 hour her bed 1/5 hour earing breafast and 1/2 hour...

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• ### what is the name of a temperature scale

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• ### what is the strenous activity that you recently done?

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• ### A magnetic field directed into the page changes with time according to B = 0.0300t^2 + 1.40, where B is...

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• ### STRUCTURAL ANALYSIS TEST 2

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• ### -------------------------------------------ELECTRONICS HOMEWORK HELP---------------------------

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• ### 7.

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• ### how big is an apple

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• ### The speed of light in a vacuum is taken as 3*10to te 8th power m/sec. What is the frequency of...

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• ### EXPLAIN how you can use permanent magnet to make rotor spin

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• ### physics lab

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• ### Physics Mechanics

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• ### Physics directed to mathematician

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• ### the nucleus of an atom is made up of which of the following combinations of particles

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• ### A jet cruising at 26400 feet descends 96 miles away from a jet cruising at 31680 feet which is 120...

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• ### Using momentum, Newton's first law of motion, and/ or newton's second law of motion; explain how a rocket is launched...

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• ### Using momentum, Newton's first law of motion, and/ or newton's second law of motion; explain how a rocket is launched...

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• ### A cylinder with a piston contains 0.150 mol of nitrogen at 1.80  105 Pa and 300 K. The nitrogen...

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• ### A3. This question is about testing an electrical circuit. The...

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• ### Question is in attachment

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• ### When at rest, a rule is measured in length, 100cm. Then the ruler is moving at a speed approaching the...

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• ### Your family decides to get an above-ground aluminum pool. The manufacturer states that it is imperative to provide a base...

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• ### This physics is like greek to me...I'll pay someone to take the quizzes, midterm and final...any takers...

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• ### Physics 1

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• ### plans for solar energy in gurgaon, india

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• ### Part of a processing plant consists of a pipeline which carries a chemical with a relative density (to water) of...

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• ### A bus travels a distance of 20 km from Chennai Central to Airport in 45 minutes. i) What is the average...

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• ### Algebra based physics...Need some one to take a quiz for me

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• ### a television antenna is on the roof of the building. from a pt. on the ground 36.0 feet from the...

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• ### an organ pipe is 0.155m long and closed at one end. The temperature of the air inside the pipe...

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• ### Law of Lever and Pendulum Experiment Word doc and jpeg. Anyone willing to do these 2 experiment.

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• ### a car starts from rest moves with acceleration a and then retards at a constant rate b. if the total...

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• ### Need someone to do Physics experiment.

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• ### pluto accelerates bmw 850 on the autobahn from 108 kmh to 180 kmh travelling 165 m in 4.125 s ,...

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• ### non-uniform motion problem

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• ### How long must a car accelerate at 4m/sec2 to go from 12 m/sec to 36 m/sec?

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• ### when a particle of charge 10 microcoloum is brought from infinity to point p.2MJ of work is done by the...

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• ### a 2kilogram ball on a string is rotated about a circle of radius 10meter. the maximum tension allowed in a...

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