Engineering analysis

12. A tennis ball of mass 0.4 Kg rebounds from a tennis racquet. The balls speed

12. A tennis ball of mass 0.4 Kg rebounds from a tennis racquet. The balls speed approaching the racquet is 25 m/s and its speed leaving the racquet (in the opposite direction fro…

12. A) Two uniform solid spheres have the same mass, 1.45 kg , but one has a rad

12. A) Two uniform solid spheres have the same mass, 1.45 kg, but one has a radius of 0.236 m while the other has a radius of 0.864 m. For each of the spheres, find the torque req…

12. All stairs must have: a. riser heights that are equal to tread width. b. ris

12. All stairs must have: a. riser heights that are equal to tread width. b. riser heights and tread widths that combined are no greater than the stairway width. c. riser heights …

12. All the energy of a system that is associated with its microscopic component

12. All the energy of a system that is associated with its microscopic components—atoms and molecules—when viewed from a reference frame at rest with respect to the center of mass…

12. An 80.0 kg skydiver jumps out of a balloon at an altitude of1060 m and opens

12. An 80.0 kg skydiver jumps out of a balloon at an altitude of1060 m and opens the parachute at analtitude of 170 m. (a) Assuming thatthe total retarding force on the diver is c…

12. An object is released from rest and falls in the absence of air resistance.

12. An object is released from rest and falls in the absence of air resistance. Which of the following is true about its motion? A. Its acceleration is zero B. Its acceleration is…

12. Anelectron (charge=-1.8 x 1010 C)moves 10 cm on a path perpendicular to the

12. Anelectron (charge=-1.8 x 1010 C)moves 10 cm on a path perpendicular to the direction of a unlform electric field of strength 3.0 N/C. How much work is done on the electron In…

12. Answer the following Questions in Complete Sentences 1. From your experiment

12. Answer the following Questions in Complete Sentences 1. From your experimental results what things seem to influence the magnitude (or amount) of the induced current? What obs…

12. By 1905, a locomotive powered by an electric motor (which was in turn powere

12. By 1905, a locomotive powered by an electric motor (which was in turn powered by an internal-combustion engine) cruised between the East Coast and West Coast. Suppose a partic…

12. Circle when the diameter of the pipe changes to 3 inches, if other condition

12. Circle when the diameter of the pipe changes to 3 inches, if other conditions remain constant? the correct answer. If water is flowing through a pipe with a diameter of 6 inch…

12. Consider a 75 W light bulb and 150 W bulb both designed to operate at 110 V.

12. Consider a 75 W light bulb and 150 W bulb both designed to operate at 110 V. When both light bulbs are lit, which statement is correct? A) The 75 W bulb has the same resistanc…

12. Consider an ocean current flowing at 2.5 m/s. a) How much kinetic energy is

12. Consider an ocean current flowing at 2.5 m/s. a) How much kinetic energy is contained in cubical block of water 1 m on a side? (the rest in the picture) 1 m on a side? (The de…

12. Consider the circuit shown. 2 Resistors A, C and D have resistances of 11 Oh

12. Consider the circuit shown. 2 Resistors A, C and D have resistances of 11 Ohm, 18.5 Ohm, and 7.3 Ohm respectively. Batteries B, E and F have emfs of 17.7 V, 6 V and 16 V respe…

12. Consider two frictionless slides, both of the same height. Slide A is short.

12. Consider two frictionless slides, both of the same height. Slide A is short. Slide B is long. Which pair of statements is true? A) The child on slide B will have a greater fin…

12. Determine teh de Broglie wavelength of a neutron (. = 1.67 x 10^-27kg) that

12. Determine teh de Broglie wavelength of a neutron (. = 1.67 x 10^-27kg) that has a speed of 5.0 m/s A) 79 nm B) 162 nm C) 395 nm D) 529 nm E) 1980 nm 13. Which transition corre…

12. During a race, a runner runs at a speed of 6 m/s. 2 seconds later, she is ru

12. During a race, a runner runs at a speed of 6 m/s. 2 seconds later, she is running at a speed of 10 m/s. What is the runner's acceleration? Show your work. 13. Look at the grap…

12. Five resistors are connected as shown in the diagram. The potential differen

12. Five resistors are connected as shown in the diagram. The potential difference between points A & B is 25 V 12a.- What is the equivalent resistance between the points A an…

12. For the following cycle, which step represents heat rejection a, b d. a 13.

12. For the following cycle, which step represents heat rejection a, b d. a 13. 10 grams H20 (gas), 30 grams coz What is average molecular weight? a, 18 (gas). b, 26 c, 32 d.. 37 …

12. Force 6 x3-2x, find the work in mks units done by the force for a distance o

12. Force 6 x3-2x, find the work in mks units done by the force for a distance of x 4 tox 6. A) 576000J B) 2000J C) 1540J D) 1800J E) 3600 3. An Atwood's machine with a frictionle…

12. Given that the Force of gravity on moon is only 1/6th as strong as on earth,

12. Given that the Force of gravity on moon is only 1/6th as strong as on earth, if you drop a ball on moon's surface and it falls 12 second before hitting ground. What is the max…

12. How does the calculated minimum turning radius affect the possible routes th

12. How does the calculated minimum turning radius affect the possible routes that a hyperloop could take if it were built between LA and San Francisco? The one about the hyperloo…

12. How often does a solar or lumar ectipse occur? A) B) 6 months C) I year I mo

12. How often does a solar or lumar ectipse occur? A) B) 6 months C) I year I month E) 3 weeks D) bias moon 13. The visible surface of the sun is called the: A) heliosphere B) cor…

12. I wish to use a positively charged rod to charge a ball by induction. Which

12. I wish to use a positively charged rod to charge a ball by induction. Which statement is correct? a. The ball must be an insulator that is connected temporarily to the ground.…

12. Ideal gas law; PV nRT, what is R value? (a) 8.031J/mol K (b) 8.301J/mol K (c

12. Ideal gas law; PV nRT, what is R value? (a) 8.031J/mol K (b) 8.301J/mol K (c) 8.310J/mol K (d) None 13. Kinetic Theory of Gases Assumptions explains! (a) All molecules in the …

12. Kepler\'s Second Law of planetary motion states that planets sweep out equal

12. Kepler's Second Law of planetary motion states that planets sweep out equal areas in equal time. This happens because .. A. the Sun exerts the same torque throughout the orbit…

12. O-10 points SerCP11 16 P.055 My Notes Ask Your Teacher (a) Determine the cap

12. O-10 points SerCP11 16 P.055 My Notes Ask Your Teacher (a) Determine the capacitance that can be applied to a Teflon-filled parallel-plate capacitor having a plate area of 235…

12. Objects A and B each have mass m. Each is traveling at speed v and in the op

12. Objects A and B each have mass m. Each is traveling at speed v and in the opposite direction from the other object. As explained by the law of conservation of momentum, which …

12. Part A. If you are above a coil lying flat on a table that has a magnetic fi

12. Part A. If you are above a coil lying flat on a table that has a magnetic field going into the table, and Igor, your trusty minion , flips a switch, turning off the magnetic f…

12. Part A. If you are above a coil lying flat on a table that has a magnetic fi

12. Part A. If you are above a coil lying flat on a table that has a magnetic field going into the table, and Igor, your trusty minion , flips a switch, turning off the magnetic f…

12. Prior to 1960, magnetic field strength was measured by means of a rotating c

12. Prior to 1960, magnetic field strength was measured by means of a rotating coil gaussmeter. This device used a small loop of to the magnetic field at fairly high speed, which …

12. Question Details SerCP8 16.P.019. My Notes Ask Your Teacher A proton is loca

12. Question Details SerCP8 16.P.019. My Notes Ask Your Teacher A proton is located at the origin, and a second proton is located on the x- axis at x = 6.84 fm (1 fm = 10-15 m). (…

12. Question Detalls SerCP8 7 P.031 A 44.0 kg child takes a ride on a Ferris whe

12. Question Detalls SerCP8 7 P.031 A 44.0 kg child takes a ride on a Ferris wheel that rotates four times each minute and has a diameter of 23.0 m (a) What is the centripetal acc…

12. The expected value ofanoption ofthe anyss disrelmis a) The salvage value b)

12. The expected value ofanoption ofthe anyss disrelmis a) The salvage value b) The present worth c) The capital cost d) The maintenance cost 13. Ofa11 raw materials used in tring…

12. The figure below illustrates a mass spectrometer. Positive ions (q-1.6x 10.1

12. The figure below illustrates a mass spectrometer. Positive ions (q-1.6x 10.19 c) leave the ion source and enter a velocity selector composed of two parallel metal plates 1 cm …

12. The figure below is a cross - sectional view of a coaxial cable. The center

12. The figure below is a cross - sectional view of a coaxial cable. The center conductor is surrounded by a rubber layer, an outer conductor, and another rubber layer. In a parti…

12. The figure below is a cross - sectional view of a coaxial cable. The center

12. The figure below is a cross - sectional view of a coaxial cable. The center conductor is surrounded by a rubber layer, an outer conductor, and another rubber layer. In a parti…

12. The figure shows two circular regions _ region 1 of radius Ti -25 cm and reg

12. The figure shows two circular regions _ region 1 of radius Ti -25 cm and region 2 of radius r2 = 20cm-separated by 60 cm. The electric field in region 1 is 500 N/C going into …

12. The minimum frequency for photoelectric emission incopper is 1.1 x 10 15 Hz.

12. The minimum frequency for photoelectric emission incopper is 1.1 x 1015 Hz. Find the maximum energyof the photoelectrons (in electrovolts) when light of frequency 1.5x 1015Hz …

12. The reaction to the air resistance on the rock is: a. The rock\'s weight; b.

12. The reaction to the air resistance on the rock is: a. The rock's weight; b. The rock pushing down on the air; c. The rock pushing up on the air; d. The rock pulling up on Eart…

12. The speed of a bullet as it travels down the barrel of a rifle toward the op

12. The speed of a bullet as it travels down the barrel of a rifle toward the opening is given by v -5.00712 3.00 x 105t Where v is in meters per square second and t is in seconds…

12. The speed of a bullet as it travels down the barrel of a rifle toward the op

12. The speed of a bullet as it travels down the barrel of a rifle toward the opening is given by v = 5.00^7 t^2 + 3.00 × 10^5 t (Look at pic for clarification) Where v is in mete…

12. To increase the tool life in machining a. increase the depth of cut b. incre

12. To increase the tool life in machining a. increase the depth of cut b. increase the rake angle of the tool c. use cutting fluid d. reduce the clearance angle 13. In flat rolli…

12. To increase the tool life in machining a. increase the depth of cut b. incre

12. To increase the tool life in machining a. increase the depth of cut b. increase the rake angle of the tool c. use cutting fluid d. reduce the clearance angle 13. In flat rolli…

12. Two spheres, labeled A and B, have identical masses, but are substances. The

12. Two spheres, labeled A and B, have identical masses, but are substances. The specific suosances. The specific heat capacity of sphere A is 645 J/kg C) and that of sphere B ve …

12. Using the velocity of sound at 343 m/s and given the frequencies of a piano

12. Using the velocity of sound at 343 m/s and given the frequencies of a piano scale. compute the wavelengths of that scale.     Note:      Frequency       wavelength       note …

12. Water is generally said to be nearly incompressible. The deepest part of the

12. Water is generally said to be nearly incompressible. The deepest part of the ocean abyss lies at the bottom of the Marianas trench off the Philippines, at a depth of nearly el…

12. What is a conditional use permit? a. A non-possessory right to use and/or en

12. What is a conditional use permit? a. A non-possessory right to use and/or enter onto the real properly of another without possessing it b. A zoning exception which allows the …

12. What is the momentum (in kilogram-meters/second) of a(n) 14.0 g sparrow flyi

12. What is the momentum (in kilogram-meters/second) of a(n) 14.0 g sparrow flying with a speed of 52.0 m/s? 17. Calculate the force (in newtons) exerted on a rocket, given that t…

12. When Fermi bombarded an element in the middle of the periodic table, such as

12. When Fermi bombarded an element in the middle of the periodic table, such as cobalt, with slow neutrons, the element öften captured the neutron resulting in an end product tha…

12. Which is the configuration for the highest occupied shell of oxygen ( Z = 8)

12. Which is the configuration for the highest occupied shell of oxygen (Z = 8)? sp3 s2p4 p6 s2d4 13. Which scientist first proposed that electrons revolved in certain stable orbi…