Engineering analysis

1) A diver in midair has an angular velocity of 6.0 rad/s anda moment of inertia

1) A diver in midair has an angular velocity of 6.0 rad/s anda moment of inertia of 1.6 kg·m2. He then pullsis arms and legs into a tuck position and his angular velocityincreases…

1) A double-slit experiment is set up using red light ( = 723 nm). A first order

1) A double-slit experiment is set up using red light ( = 723 nm). A first order bright fringe is seen at a given location on a screen. What wavelength of visible light (between 3…

1) A double-slit experiment is set up using red light ( = 734 nm). A first order

1)A double-slit experiment is set up using red light ( = 734 nm). A first order bright fringe is seen at a given location on a screen. What wavelength of visible light (between 38…

1) A double-slit experiment is set up using red light (? = 738.0 nm). A first or

1) A double-slit experiment is set up using red light (? = 738.0 nm). A first order bright fringe is seen at a given location on a screen. What wavelength of visible light (betwee…

1) A double-slit system is used to measure the wavelength of light. THe system h

1) A double-slit system is used to measure the wavelength of light. THe system has slit spacing d=18 um and slit-to-screen distance L=2.4m If the m=1 maximum in the interference p…

1) A doubly ionized carbon atom (with charge 2e) is located at the origin of the

1) A doubly ionized carbon atom (with charge 2e) is located at the origin of the x axis, and an electron (with charge -e) is placed at x = 3.51 cm. There is one location along the…

1) A dragster and driver together have mass 921.9 kg . The dragster, starting fr

1) A dragster and driver together have mass 921.9 kg . The dragster, starting from rest, attains a speed of 26.7 m/s in 0.56 s . Find the average acceleration of the drag- ster du…

1) A driver sees a deer on the road and slams on his brakes. A passenger sitting

1) A driver sees a deer on the road and slams on his brakes. A passenger sitting beside the driver without a seat belt smashes into the dashboard. The passenger did not stay in hi…

1) A fairground ride spins its occupants inside a flying saucer-shaped container

1) A fairground ride spins its occupants inside a flying saucer-shaped container. a) If the horizontal circular path the riders follow has an 8.5 m radius, at how many revolutions…

1) A farsighted person has a nearpoint of 55.0 cm from her eyes. She wants glass

1) A farsighted person has a nearpoint of 55.0 cm from her eyes. She wants glasses that will let her see objects at a distance of only 25.0 cm from her eyes. Determine the focal l…

1) A fellow student of mathematical bent tells you that the wave function of a t

1) A fellow student of mathematical bent tells you that the wave function of a traveling wave on a thin rope isy(x,t)= 2.10 mm cos[( 7.08 rad/m )x+( 750 rad/s )t].Being more pract…

1) A firefighter with a weight of 702 N slides down a vertical pole with an acce

1) A firefighter with a weight of 702 N slides down a vertical pole with an acceleration of 2.90 m/s2, directed downward. What are the magnitudes and directions (choose the positi…

1) A firefly glows by the direct conversion of chemical energy to light. Suppose

1) A firefly glows by the direct conversion of chemical energy to light. Suppose the light emitted by a firefly has peak intensity at a wavelength of 558 nm. (a) What is the minim…

1) A firehouse shoots water at a speed of 50 m/s from a ground level at an angle

1) A firehouse shoots water at a speed of 50 m/s from a ground level at an angle of 60 above the horizontal. The water is meant to hit a building 10 meters tall that is 20 meters …

1) A fireman, 30 m away from a burning building, directs a streamjet of water fr

1) A fireman, 30 m away from a burning building, directs a streamjet of water from a ground level fire hose at an angle of 35.7 degrees above thehorizontal. The acceleration of gr…

1) A flat bottomed test tube of 200mm height and 10mm internal diameter stands o

1) A flat bottomed test tube of 200mm height and 10mm internal diameter stands on its base. It initially contains a residue of a liquid solvent of depth 2mm, which is gradually ev…

1) A flat loop of wire consisting of a single turn ofcross-sectional area 7.90 c

1) A flat loop of wire consisting of a single turn ofcross-sectional area 7.90 cm2is perpendicular to a magnetic field that increases uniformly inmagnitude from 0.500 T to 3.50 T …

1) A flat piece of cardboard with area 77.0 cm 2 is immersed in a uniform electr

1) A flat piece of cardboard with area 77.0 cm2 is immersed in a uniform electric field of strength 8.30×103 N/C. If the angle between the field and the cardboard’s area vector is…

1) A flat piece of cardboard with area 77.0 cm 2 is immersed in a uniform electr

1) A flat piece of cardboard with area 77.0 cm2 is immersed in a uniform electric field of strength 8.30×103 N/C. If the angle between the field and the cardboard’s area vector is…

1) A flea hops in a straight path along a meter stick, starting at 0.7 cm and ma

1) A flea hops in a straight path along a meter stick, starting at 0.7 cm and making successive jumps, which are measured to be 3.5 cm, 6.5 cm, 8.0 cm, 10.0 cm, 11.0 cm, and 15.5 …

1) A food server is holding a 2 kg food tray as shown. Estimate the torque with

1) A food server is holding a 2 kg food tray as shown. Estimate the torque with respect to an axis through his shoulder exerted by the force of the tray on his hand. Explain. [Not…

1) A force F = (80, -90) N acts on a mass of 7 kg . At time t = 0 s , the mass h

1) A force F = (80, -90) N acts on a mass of 7 kg. At time t = 0 s, the mass has a velocity v0 = (-5, -4) m/s. What are the (x,y) components of the velocity vector (in m/s) after …

1) A force P of magnitude 90 lb is applied to a member ACE, which is supported b

1) A force P of magnitude 90 lb is applied to a member ACE, which is supported by a frictionless pin at Dand by a cable ABE. Sincethe cable passes over a small pulley at B, the te…

1) A force parallel to the x -axis acts on a particle moving along the x -axis.

1) A force parallel to the x-axis acts on a particle moving along the x-axis. This force produces a potential energy U(x) given by U(x)=? x4where ?=1.10J/m4 . What is the force wh…

1) A freely falling object requires 1.90 s totravel the last 22.0 m before it hi

1) A freely falling object requires 1.90 s totravel the last 22.0 m before it hits theground. From what height above the ground did it fall? 2) An attacker at the base of a castle…

1) A fully charged parallel plate capacitor stores 2.0E-6 J of energy when the p

1) A fully charged parallel plate capacitor stores 2.0E-6 J of energy when the plates are separated a distance of 5.0 micrometers. Assuming that the capacitor is disconnected from…

1) A furniture van has a smooth ramp for making deliveries. The ramp makes an an

1) A furniture van has a smooth ramp for making deliveries. The ramp makes an angle of 20 degrees with horizontal. A large piece of furniture with a mass of 400.0 kg is placed at …

1) A gas is confined in a cylinder with a diameter of 1.0 m by a piston, on whic

1) A gas is confined in a cylinder with a diameter of 1.0 m by a piston, on which a weight is resting. The mass of the piston and weight together is 200 kg. The local acceleration…

1) A gas is heated and is allowed to expand such that it follows a horizontal li

1)     A gas is heated and is allowed to expand such that it follows a horizontal line path on a PV diagram from its initial state (1.0 x 10^5 pa, 1.0 m^3) to its final state (1.0…

1) A gas turbine power plant produces a net power output of 100 MW with an overa

1) A gas turbine power plant produces a net power output of 100 MW with an overall thermal efficency of 35% A) If the heating value of the natural gas fuel is 45000 kj/kg, determi…

1) A generator is constructed by rotating a coil of N turns in a magnetic field

1) A generator is constructed by rotating a coil of N turns in a magnetic field B at a frequency f. The internal resistance of the coil is R and the cross sectional area of the co…

1) A geologist finds that a moon rock whose mass is 9.14 kg has an apparent mass

1) A geologist finds that a moon rock whose mass is 9.14 kg has an apparent mass of 5.10 kg when submerged in water. What is the density of the rock? 2) A spherical balloon has a …

1) A golfer hits a shot to a green that is elevated 3 m above the point where th

1) A golfer hits a shot to a green that is elevated 3 m above the point where the ball is struck. The ball leaves the club at a speed of 16.3 m/s at an angle of 43.6° above the ho…

1) A guy stands a frinctionless skate board andpushes the wall with a force of 2

1) A guy stands a frinctionless skate board andpushes the wall with a force of 20 N. How hard does the wall push back on him? If his mass is 100 kg, what is the magnitude of herac…

1) A heat engine absorbs 126 kcal of heat and exhausts 77 kcal of heat in each c

1) A heat engine absorbs 126 kcal of heat and exhausts 77 kcal of heat in each cycle. Calculate the efficiency (as a percentage) 2) An ideal gas heat engine operates in a Carnot C…

1) A heat engine with an efficiency of 40% does 100J of work. How much heat is (

1) A heat engine with an efficiency of 40% does 100J of work. How much heat is (a) extracted from the hot reservoir and (b) exhausted into the cold reservoir ? 2) Two positive cha…

1) A high speed train is traveling at a speed of 45 m/s when the engineer sounds

1) A high speed train is traveling at a speed of 45 m/s when the engineer sounds the 411 Hz warning horn. The speed of sound is 340 m/s. What is the frequency of the sound as perc…

1) A high-jumper clears the bar and has a downward velocity of-6.00 m/s just bef

1) A high-jumper clears the bar and has a downward velocity of-6.00 m/s just before landing on an air mattress. The mass of thehigh-jumper is 51.2 kg. What is the magnitude and di…

1) A hiker is approaching a sheer cliff wall. She yodels, and hears the echo of

1) A hiker is approaching a sheer cliff wall. She yodels, and hears the echo of her yodel after 3.3 s. How far is she from the cliff? 2) A submarine navigating through the ocean u…

1) A hollow sphere and a solid sphere of the same mass and radius each roll up i

1) A hollow sphere and a solid sphere of the same mass and radius each roll up in incline without slipping. Each is given the same initial translational speed, and each begins at …

1) A horizontal rope is tied to a 60 kg box on frictionless ice. a)What is the t

1) A horizontal rope is tied to a 60 kg box on frictionless ice. a)What is the tension in the rope if the box is at rest? N b)What is the tension in the rope if the box moves at a…

1) A horizontal rope is tied to a 60 kg box on frictionless ice. a)What is the t

1) A horizontal rope is tied to a 60 kg box on frictionless ice. a)What is the tension in the rope if the box is at rest? N b)What is the tension in the rope if the box moves at a…

1) A horse pulls on a crate with a 1,000 N force, causing it to move at constant

1) A horse pulls on a crate with a 1,000 N force, causing it to move at constant velocity. What is the acceleration of the cart? A 44-kg child steps onto a scale. What is the magn…

1) A horseshoe magnet, in the plane of the paper, is shown below. If the positiv

1) A horseshoe magnet, in the plane of the paper, is shown below. If the positive ion travels into the paper, between the magnetic field lines, the ion is deflected: a. toward the…

1) A house at the bottom of a hill is fed by a full tank of water 6.0 m deep and

1)A house at the bottom of a hill is fed by a full tank of water 6.0 mdeep and connected to the house by a pipe that is L = 75m long at an angle of ? = 65? from the horizontal. (F…

1) A household 120V bulb is rated 75W. howmuch is the current via the bulb at 12

1) A household 120V bulb is rated 75W. howmuch is the current via the bulb at 120V, and how much is the resistance of the bulb's filament at this current? 2) How much energy does …

1) A household 120V bulb is rated 75W. howmuch is the current via the bulb at 12

1) A household 120V bulb is rated 75W. howmuch is the current via the bulb at 120V, and how much is the resistance of the bulb's filament at this current? 2) How much energy does …

1) A hydrogen atom and a neutron fuse to form deuterium. If the energy released

1) A hydrogen atom and a neutron fuse to form deuterium. If the energy released is 3.6 x 10-13 J, what is the mass of the deuterium? Take the H atom nucleus as a single proton.

1) A is a 10 ohm resistor, B is a 10 ohm resistor, C is a 10 ohm resistor, batte

1) A is a 10 ohm resistor, B is a 10 ohm resistor, C is a 10 ohm resistor, battery is 10 volt. Calculate the voltage across the oval detector for the following D resistance values…

1) A is a maximum of 1.53 N when placed between the pole faces of a magnet. Part

1) A is a maximum of 1.53 N when placed between the pole faces of a magnet. Part A If the pole faces are 69.5 cm in diameter, what is the approximate strength of the magnetic fiel…