Engineering analysis

1.) A light string pulls a 8.0kg object directly upward with an acceleration of

1.) A light string pulls a 8.0kg object directly upward with an acceleration of 2.45m/s2. What is the tension in the string? 2.) A 2.0kg block, initially moving at 10.0m/s, slides…

1.) A list contains 12 elements. So ____. the range of indexes is 0 to 11 the ra

1.) A list contains 12 elements. So ____. the range of indexes is 0 to 11 the range of indexes is 1 to 12 the range of indexes is 0 to 12 the range of indexes is 0 to 13 2.) To ac…

1.) A makeup mirror is designed so that it gives a magnification by a +3 when he

1.) A makeup mirror is designed so that it gives a magnification by a +3 when held 30 cm in front of the face. Answer these questions in any order, circle the answer, and make sur…

1.) A mass on a spring vibrates with the frequency 7 Hz. What is the period of v

1.) A mass on a spring vibrates with the frequency 7 Hz. What is the period of vibrations of this mass? How many vibrations per second does this mass perform? 2.) A mass on a spri…

1.) A mercury-in-glass thermometer initially at 30 degree Celsius is suddenly im

1.) A mercury-in-glass thermometer initially at 30 degree Celsius is suddenly immersed into a liquid that is maintained at 120 degree Celsius. After a time interval of 2.0 sec, th…

1.) A missile of mass 1.25 102 kg is fired from a plane of mass 4.65 103 kg init

1.) A missile of mass 1.25 102 kg is fired from a plane of mass 4.65 103 kg initially moving at a speed of 3.50 102 m/s. If the speed of the missile relative to the plane is 1.11 …

1.) A motorist travels 150 kilometers in 2.5 hours. Determine the motorist?s ave

1.) A motorist travels 150 kilometers in 2.5 hours. Determine the motorist?s average speed. a.) 50 kilometer/hour b.) 60 kilometer/hour c.) 70 kilometer/hour d.) 80 kilometer/hour…

1.) A parallel plate capacitor of plate area 115cm^2 and a plate separation of 1

1.) A parallel plate capacitor of plate area 115cm^2 and a plate separation of 1.23cm. A potential difference of 86.6 Volts is applied between the plates. Calculate a.) the capaci…

1.) A parallel-plate capacitor is constructed from two circular plates with diam

1.) A parallel-plate capacitor is constructed from two circular plates with diameter 5.0 cm separated by 0.20 mm. What charge will collect on the plates if the capacitor is connec…

1.) A particle is uncharged and is thrown vertically upward from ground level wi

1.) A particle is uncharged and is thrown vertically upward from ground level with a speed of 20.1 m/s. As a result, it attains a maximum height h. The particle is then given a po…

1.) A particle starts from x o = 10 m at t o = 0 s and moves with the velocity g

1.) A particle starts from xo = 10 m at to = 0 s and moves with the velocity graph shown. a) describe what you would see if you were watching this particle as it moved. b) Does th…

1.) A pith ball with charge +1.5nC is fixed at the origin. A second +1.5nC pith

1.) A pith ball with charge +1.5nC is fixed at the origin. A second +1.5nC pith ball floats vertically above the first. Modelling both pith balls as point charges, compute the cen…

1.) A proton moving with a speed of 4.0 x 10^+6 m/s through a magnetic field of

1.) A proton moving with a speed of 4.0 x 10^+6 m/s through a magnetic field of 1.7 T experiences a magnetic force of 8.2 x 10^-13 N. What is the angle between the proton's veloci…

1.) A proton with charge +e is moving with speed v at 30 degrees angle to the di

1.) A proton with charge +e is moving with speed v at 30 degrees angle to the direction of the magnetic field B. Determine the magnitude and direction of the resulting force actin…

1.) A real object and its real inverted image are to be 4.4 m apart. There are t

1.) A real object and its real inverted image are to be 4.4 m apart. There are two possible locations for the lens relative to the position of the object. What is the location of …

1.) A rope is wrapped around a sold cylinder of mass 4kg, radius= .2m and the ro

1.) A rope is wrapped around a sold cylinder of mass 4kg, radius= .2m and the rope is pulled with a force of 40 N for one complete revolution, how much work is done by force? b.) …

1.) A sailor strikes the side of his ship just below the waterline. He hears the

1.) A sailor strikes the side of his ship just below the waterline. He hears the echo of the sound reflected from the ocean floor directly below 2.2 s later. How deep is the ocean…

1.) A single-car loop-the-loop ride is launched by means of a giant spring (k=30

1.) A single-car loop-the-loop ride is launched by means of a giant spring (k=30 kN/m). The car ( 900kg) is placed at rest against the spring which has been compressed by a distan…

1.) A sled with mass 50 kg slides down a hill angled at 30 degrees to the horizo

1.) A sled with mass 50 kg slides down a hill angled at 30 degrees to the horizontal. The coefficient of friction between the sled and the ground is 0.1. What is the sled's weight…

1.) A small body of mass 0.49 kg is attached by a 0.50 m long cord to a pin set

1.) A small body of mass 0.49 kg is attached by a 0.50 m long cord to a pin set into the surface of a frictionless table top. The body moves in a circle on the horizontal surface …

1.) A small burrito, like those bought at your local fast-food restaurant, has a

1.) A small burrito, like those bought at your local fast-food restaurant, has a mass of approximately 155 g and contains about 295 C. (The capital "C" indicates that this unit is…

1.) A solenoid is created by winding coated copper wire around a nail to create

1.) A solenoid is created by winding coated copper wire around a nail to create N loops on the nail. Voltage is applied to the wire so it carries a constant current I through its …

1.) A solenoid with a cross-sectional area of 1.80×103 m2 is 0.680 m long and ha

1.) A solenoid with a cross-sectional area of 1.80×103 m2 is 0.680 m long and has 480 turns per meter. Find the magnitude of induced emf in this solenoid if the current in it is i…

1.) A solid ball is released from rest and slides down a hillside that slopes do

1.) A solid ball is released from rest and slides down a hillside that slopes downward at an angle 51.0 from the horizontal. Part A What minimum value must the coefficient of stat…

1.) A solid ball of mass 1.20kg and diameter 20.0cm is rotating about its diamet

1.) A solid ball of mass 1.20kg and diameter 20.0cm is rotating about its diameter at 75.0rev/min. What is its kinetic energy ? 2.) If an additional 1.60J of energy are supplied t…

1.) A solid object weighs 19.74 N in air. When it is suspended from a scale and

1.) A solid object weighs 19.74 N in air. When it is suspended from a scale and submerged in water, the scale reads 6.54 N. 2.) In scuba diving, a regulator is used so that the pr…

1.) A sound wave with wavelength 0 and frequency f 0 moves into a new medium in

1.) A sound wave with wavelength 0 and frequency f0 moves into a new medium in which the speed of sound is v1=4.00v0. What is the new wavelength of 1? What is the new frequency of…

1.) A source of sound has a total emitted power of 335 W. What is the intensity

1.) A source of sound has a total emitted power of 335 W. What is the intensity a distance of 12 m from the source? Assume the source emits spherical waves _________W/m2 2.) A per…

1.) A spaceship flies by Earth at high speed. An observer on Earth notices a fla

1.) A spaceship flies by Earth at high speed. An observer on Earth notices a flash of light at the front of the spaceship slightly after a flash of light at the back of the spaces…

1.) A spaceship flies by Earth at high speed. An observer on Earth notices a fla

1.) A spaceship flies by Earth at high speed. An observer on Earth notices a flash of light at the front of the spaceship slightly after a flash of light at the back of the spaces…

1.) A square silicon chip has a width w = 2cm and a thickness t = 5. The side su

1.) A square silicon chip has a width w = 2cm and a thickness t = 5. The side surfaces of the chip are insulated, while small electronic circuits are attached to the bottom surfac…

1.) A stone is dropped into a river from a bridge at heighth above the water.Ano

1.) A stone is dropped into a river from a bridge at heighth above the water.Another stone is thrown vertically down at time t after the first is dropped.Both stones strike the wa…

1.) A stubborn 140 kg pig sits down and refuses to move. To drag the pig to the

1.) A stubborn 140 kg pig sits down and refuses to move. To drag the pig to the barn, the exasperated farmer ties a rope around the pig and pulls with his maximum force of 800 N. …

1.) A turntable rotates with a constant 2.25 rad/s^2 angular acceleration. After

1.) A turntable rotates with a constant 2.25 rad/s^2 angular acceleration. After 3.00 s it has rotated through an angle of 30.0 rad. What was the angular velocity of the wheel at …

1.) A uniform metal ball of mass 31 g and radius 1.4 cm rolls down(without slidi

1.) A uniform metal ball of mass 31 g and radius 1.4 cm rolls down(without sliding) a slope of height 32 cm. Find its (c.o.m.) speedat the bottom of the slope. (The rotational ine…

1.) A violin string vibrates at 440 Hz when unfingered. At what frequency will i

1.) A violin string vibrates at 440 Hz when unfingered. At what frequency will it vibrate if it is fingered one fourth of the way down from the end? _____Hz 2.) When you slosh the…

1.) A wave on a string is described by D(x,t)=(2.8cm)× sin[2(x/(6.0m)+t/(0.16s)+

1.) A wave on a string is described by D(x,t)=(2.8cm)× sin[2(x/(6.0m)+t/(0.16s)+1)], where x is in m and t is in s. At t=0.32s, what is the displacement of the string at x=6.5m? 2…

1.) A wheel rotates about a fixed axis with an initial angular velocity of 96 ra

1.) A wheel rotates about a fixed axis with an initial angular velocity of 96 rad/s. During a 2s interval the angular velocity increases to 134 rad/s. How many revolutions does th…

1.) A wire carrying a 2-A current is placed at an angle of 60° with the respect

1.) A wire carrying a 2-A current is placed at an angle of 60° with the respect to a magnetic field strength 0.2 T. If the length of the wire is 0.6 m, what is the magnitude of th…

1.) A wire carrying a 2-A current is placed at an angle of 60° with the respect

1.) A wire carrying a 2-A current is placed at an angle of 60° with the respect to a magnetic field strength 0.2 T. If the length of the wire is 0.6 m, what is the magnitude of th…

1.) A woman accelerates her motorized scooter down a 10-m-long ramp that starts

1.) A woman accelerates her motorized scooter down a 10-m-long ramp that starts at a height of 1.4 m. Her speed is just 2.9 m/s at the top of the ramp, but 17 m/s when she gets to…

1.) A wooden casket is thought to be 15700 years old. How much carbon would have

1.) A wooden casket is thought to be 15700 years old. How much carbon would have to be recovered from the object to yield a 14C counting rate of no less than 10counts/min with a d…

1.) A.) In a 5V system if you were asked to take one input HIGH and another LOW

1.) A.) In a 5V system if you were asked to take one input HIGH and another LOW what would you do (i.e. where would you connect them)? B.) If Vcc is 5.0V in CMOS logic, what are t…

1.) An 2.0 cm high object is placed in front of a converging lens. A real image

1.) An 2.0 cm high object is placed in front of a converging lens. A real image forms that is 4.0 cm in height. Which of the following describes the magnification and orientation …

1.) An aircraft performs a maneuver called an aileron roll. Dujring this maneuve

1.) An aircraft performs a maneuver called an aileron roll. Dujring this maneuver, the plane turns like a screw as it maintains a straight flight path, by using its ailerons to se…

1.) An aircraft performs a maneuver called an aileron roll. Dujring this maneuve

1.) An aircraft performs a maneuver called an aileron roll. Dujring this maneuver, the plane turns like a screw as it maintains a straight flight path, by using its ailerons to se…

1.) An airplane flies 200 km due west from city A to city B and then 240 km in t

1.) An airplane flies 200 km due west from city A to city B and then 240 km in the direction of 27.0° north of west from city B to city C.(a) In straight-line distance, how far is…

1.) An electric charge q1 = 10 C remains located at the origin of a coordinate s

1.) An electric charge q1 = 10 C remains located at the origin of a coordinate system. A second electrical charge q2 = 20 C is moved from point to point. (a) How much work is requ…

1.) An electric clothes dryer has a heating element with a resistance of 9.6 ohm

1.) An electric clothes dryer has a heating element with a resistance of 9.6 ohms. What is the current in the element when it is connected to 240 V? How much charge passes through…

1.) An electric fan goes from rest to 2000 rpm in 4.0 s. What is its angular acc

1.) An electric fan goes from rest to 2000 rpm in 4.0 s. What is its angular acceleration? Express your answer to two significant figures and include the appropriate units. 2.) A …