Engineering analysis

1.)A scuba diver training in a pool looks at his instructor as shown in the figu

1.)A scuba diver training in a pool looks at his instructor as shown in the figure below. What angle does the ray from the instructor's face make with the perpendicular to the wat…

1.)An 21-turn circular coil of radius 19.7 cm carries a current of 2.49 A. What

1.)An 21-turn circular coil of radius 19.7 cm carries a current of 2.49 A. What is the strength of the magnetic field at a point on the coil's axis that is 41.1 cm from the center…

1.)Determine the direction of the magneticforce along segment 1, which carries c

1.)Determine the direction of the magneticforce along segment 1, which carries current in the -xdirection. Enter the direction of the force as asign (+ or -) followed by a coordin…

1.)Find the magnetic ?eld in the solenoid. The outside coil has 100 turns and th

1.)Find the magnetic ?eld in the solenoid. The outside coil has 100 turns and the inside solenoid has 7950 turns. The permeability of free space is 4pi ? 10?7 T *m/A. Answer in un…

1.)For the velocity vectors shown determine d) the direction of the vector D. 2.

1.)For the velocity vectors shown determine d) the direction of the vector D. 2.) A car traveling at 35mi/h is to stop on a 35m long shoulder of the road. a) Convert velocity: b) …

1.)How would you connect a multimeter to measure the current through the 8ohm re

1.)How would you connect a multimeter to measure the current through the 8ohm resistor? 2.)Explain why the multimeter is connected in this way. (select one) a)The multimeter has t…

1.)How would you connect a multimeter to measure the voltage across the 8 ohm re

1.)How would you connect a multimeter to measure the voltage across the 8 ohm resistor?    a,b,c,d,e or f? 2.)Explain why the multimeter is connected in this way. (select one)    …

1.)If you want to double the energy stored in a given capacitor, by what factor

1.)If you want to double the energy stored in a given capacitor, by what factor should you change the charge on its plates? 2.)When a parallel-plate capacitor is connected across …

1.)In England in the middle ages an extensive system of canals was used for tran

1.)In England in the middle ages an extensive system of canals was used for transportation. Some of these canals crossed over canyons by flowing over bridges (viaducts). Suppose t…

1.)Let: V = 0 at in?nity. Find the electric potential at p with coordi- nates (0

1.)Let: V = 0 at in?nity. Find the electric potential at p with coordi- nates (0, 0) . Answer in units of V 2.) Find the y-component of the electric ?eld at p by taking the approp…

1.)Most of us don\'t get to experience truly extreme accelerations. An exception

1.)Most of us don't get to experience truly extreme accelerations. An exception are navy pilots who must take off and land on aircraft carriers. To see what it is like to takeoff …

1.)Note: We suggest you use ray diagrams to qualitatively understand these quest

1.)Note: We suggest you use ray diagrams to qualitatively understand these questions. A candle 7.00 cm high is placed in front of a thin converging lens of focal length 35.0 cm. W…

1.)The Bohr model of the hydrogen atom proposes that the elctron orbits aroud th

1.)The Bohr model of the hydrogen atom proposes that the elctron orbits aroud the proton in a circle of radius 5.3*10^-11m. the electric force is responsible for the radial accele…

1.)The charge to mass ratio for a singly ionized benzene molecule is e/(78u)=123

1.)The charge to mass ratio for a singly ionized benzene molecule is e/(78u)=1235712.07908557C/kg. If a mass spectrometer operates with a magnetic field of B=0.017T and a fixed di…

1.)The figure on the right shows a system of two masses connected by a string. A

1.)The figure on the right shows a system of two masses connected by a string. As m falls a distance h, M accelerates up the plane. The coefficient of friction between M and the i…

1.)The polar coordinates of a point are r = 5.60 m and = 200°. What are the Cart

1.)The polar coordinates of a point are r = 5.60 m and = 200°. What are the Cartesian coordinates of this point? x =  m y =  m 2.)If the rectangular coordinates of a point are giv…

1.)The position versus time for a certain particle moving along the x axis is sh

1.)The position versus time for a certain particle moving along the x axis is shown in the figure below. Find the average velocity in the following time intervals. (b) 0 to 3 s = …

1.)The sun moves around the center of the Galaxy at the speed ofabout 200 km/s.

1.)The sun moves around the center of the Galaxy at the speed ofabout 200 km/s. Calculate the percent difference between theNewtonian and the relativistic values for the momentum …

1.)Three resistors, 26, 46, and 76 , are connected in series, and a 0.55-A curre

1.)Three resistors, 26, 46, and 76 , are connected in series, and a 0.55-A current passes through them. (a) What is the equivalent resistance? (b) What is the potential difference…

1.)Two balls are dropped from the same height. One is a heavy bowling ball, whil

1.)Two balls are dropped from the same height. One is a heavy bowling ball, while the other is a rather light tennis ball. Which of the two balls has the larger momentum just befo…

1.)Two hockey players strike a puck of mass 0.159 kg with their sticks simultane

1.)Two hockey players strike a puck of mass 0.159 kg with their sticks simultaneously, exerting forces of 1.10 103 N, directed west, and 1.05 103 N, directed 30.0° east of north. …

1.)Two vectors, vector d2? ½ vector d1 and vector d2? m2 (c) What is the angle b

1.)Two vectors, vector d2? ½ vector d1 and vector d2? m2 (c) What is the angle between vector d1 ? vector d2? m2 (b) What is vector d1 ½ vector d2 is in the xz plane 30½ from the …

1.)What equation expresses the relationship between period and the length of a s

1.)What equation expresses the relationship between period and the length of a simple pendulum? (Use the following as necessary: g, L, and m. Do not substitute numerical values; u…

1.)What is the difference between nuclear fission and nuclear fusion? Nuclear fu

1.)What is the difference between nuclear fission and nuclear fusion? Nuclear fusion occurs spontaneously, as happens to the C14 used in carbon dating. Nuclear fission is used for…

1.)What is the difference between nuclear fission and nuclear fusion? Nuclear fu

1.)What is the difference between nuclear fission and nuclear fusion? Nuclear fusion occurs spontaneously, as happens to the C14 used in carbon dating. Nuclear fission is used for…

1.)What is the kinetic energy of a 0.50 g insect traveling in a straight line at

1.)What is the kinetic energy of a 0.50 g insect traveling in a straight line at 5.0 m/s? a.6.25J b.1.25J c.5.0J d.250J 2.)Mechanical energy is defined as the sum of which of the …

1.)What is the ratio between intensities for Rutherford scattering at 180 degree

1.)What is the ratio between intensities for Rutherford scattering at 180 degrees compared to 1 degree? a) 9.28E-8 b) 5.80E-9 c) 0 d) infinity e) 115 2.) What is the energy of a p…

1.)What is the velocity of a projectile at the highest point of its trajectory ?

1.)What is the velocity of a projectile at the highest point of its trajectory ? A.Always horizontal component of launching velocity B.Always launching velocity C.Always vertical …

1.)What is true about the work done by friction? A.) It is always negative B.) I

1.)What is true about the work done by friction? A.)It is always negative B.)It does work only on an inclined plane. C.)It is perpendicular to the direction of motion. D.)It is al…

1.)a mass of 180 g is held by a horizontal spring of spring constant 22N/m. it i

1.)a mass of 180 g is held by a horizontal spring of spring constant 22N/m. it is displaced from its equilibrium position and released from rest. As it passes through its equilibr…

1.- A ball on the end of a rope is spun in a horizontal circle of 0.400 m radius

1.- A ball on the end of a rope is spun in a horizontal circle of 0.400 m radius. The plane of the circle is at 1.80 m above ground. In a moment the string breaks so the ball hits…

1.- The neutral wire is always white a) True b) False 2- Ground-fault Circuit-In

1.- The neutral wire is always white a) True b) False 2- Ground-fault Circuit-Interrupter Protection is necessary in a) bathrooms; b) garages; c) kitchens; d) all of them 3.- When…

1.- a ball is hurled straight up at a speed of 15.0m/s, leaving the hand of the

1.- a ball is hurled straight up at a speed of 15.0m/s, leaving the hand of the thrower 3.00 m above ground. (a) compute the times and the ball's speed when it passes an observer …

1.- a) tell us, that satisfies conditions a phase change of the first order and

1.- a) tell us, that satisfies conditions a phase change of the first order and esquematize the behavior of thermodynamic variables (G, S, V and Cv vs T) in this transition. and b…

1.-/2 pointsBUElemPhys1 6.P.033 A man with a mass of 80.0 kg is out fishing with

1.-/2 pointsBUElemPhys1 6.P.033 A man with a mass of 80.0 kg is out fishing with his daughter, who has a mass of 45.0 kg. They are initially sitting at opposite ends of their 3.0-…

1.-For which of the following types of radiation will the equivalent dose be equ

1.-For which of the following types of radiation will the equivalent dose be equal to the absorbed dose? protons    X-rays    heavy ions    slow neutrons 2.- A radioactive nuclide…

1.. A crate of mass 49 kg is attached to one end of a string, and the other end

1.. A crate of mass 49 kg is attached to one end of a string, and the other end of the string runs over a pulley and is held by a person as in the figure below. If the person pull…

1.. Three collisions: a) Totally Inelastic collision: A 10-grams bullet is shot

1.. Three collisions: a) Totally Inelastic collision: A 10-grams bullet is shot at a 2.0-kg wooden block and remains embedded in the block. Initially, the bullet and the block wer…

1..... A circular loop of wire of radius 12.2 cm is placed in a magnetic field d

1..... A circular loop of wire of radius 12.2 cm is placed in a magnetic field directed perpendicular to the plane of the loop, as shown in the figure below. If the field decrease…

1.0 A higher mean effective pressure means a larger piston displacement in an au

1.0 A higher mean effective pressure means a larger piston displacement in an auto engine for a given power output (a) True) (b) False 1.1 For the same compression ratio, the effi…

1.0 A higher mean effective pressure means a larger piston displacement in an au

1.0 A higher mean effective pressure means a larger piston displacement in an auto engine for a given power output (a) True) (b) False 1.1 For the same compression ratio, the effi…

1.0 A motorcycle has a constant acceleration of 2.08 m/s2. Both the velocity and

1.0 A motorcycle has a constant acceleration of 2.08 m/s2. Both the velocity and acceleration of the motorcycle point in the same direction. How much time is required for the moto…

1.0 A proton accelerates from rest In a uniform electric field of 640 N/C. At so

1.0 A proton accelerates from rest In a uniform electric field of 640 N/C. At some later time, its speed is 1.20 times 10^6 m/s. (a) Find the magnitude of the acceleration of the …

1.0 A proton accelerates from rest In a uniform electric field of 640 N/C. At so

1.0 A proton accelerates from rest In a uniform electric field of 640 N/C. At some later time, its speed is 1.20 times 10^6 m/s. (a) Find the magnitude of the acceleration of the …

1.0 Times 10^-4 T near the North Pole and 1.0 Times 10^-5 T near the equator. If

1.0 Times 10^-4 T near the North Pole and 1.0 Times 10^-5 T near the equator. If the boy runs with a speed of 1.3m/s northward near each location, and the rod is 1.5 m long, calcu…

1.0 Times 10^-4 T near the North Pole and 1.0 Times 10^-5 T near the equator. If

1.0 Times 10^-4 T near the North Pole and 1.0 Times 10^-5 T near the equator. If the boy runs with a speed of 1.3m/s northward near each location, and the rod is 1.5 m long, calcu…

1.0 kg ice from a freezer at -20 degree C is added to a reservoir of 2.0 kg of w

1.0 kg ice from a freezer at -20 degree C is added to a reservoir of 2.0 kg of water at 80 degree C. Assuming there heat lost while the mixture reaches thermal equilibrium. Specif…

1.0 m x 1.0 m cross-section of the lignite in a pilot-scale fluidized bed combus

1.0 m x 1.0 m cross-section of the lignite in a pilot-scale fluidized bed combustion unit, the data required is as follows. 70% of the active portion of the combustion takes place…

1.0 m x 1.0 m cross-section of the lignite in a pilot-scale fluidized bed combus

1.0 m x 1.0 m cross-section of the lignite in a pilot-scale fluidized bed combustion unit, the data required is as follows. 70% of the active portion of the combustion takes place…

1.00 A ) For the system of capacitors shown in the figure below, find the follow

1.00 A ) For the system of capacitors shown in the figure below, find the following. (Let C.-5.00 F and C2 C, 6.00 F 2.00 AF C 90.0 V (a) the equivalent capacitance of the system …