Engineering analysis

1. [5 points] What is the difference between geometric optics and physical optic

1. [5 points] What is the difference between geometric optics and physical optics? 2. [15 points] You might remember in class that we did a demo with a soda bottle, water, and a g…

1. [5] The following wind measurements by bin are given for a proposed wind turb

1. [5] The following wind measurements by bin are given for a proposed wind turbine location. Assume the air has a density of 1.15 kg/m. Calculate the total estimated energy avail…

1. [8 pts] Multiple Choices. List the mechanisms through which thermal energy is

1. [8 pts] Multiple Choices. List the mechanisms through which thermal energy is transferred in a material . Which one is the primary mechanism for thermal Which one is the primar…

1. [8-pts] Consider the differential forms of Maxwell\'s equations OB Ot Ot 1. R

1. [8-pts] Consider the differential forms of Maxwell's equations OB Ot Ot 1. Rewrite Maxwell's equations for the case of electrostatics 2. Rewrite Maxwell's equations for the spe…

1. [lpt] The figures below show two different situations where a current may be

1. [lpt] The figures below show two different situations where a current may be induced in a loop according to Faraday's Law, with the direction given by Lenz Law. The magnetic fi…

1. \" Fitness for use\" was the definition given by which quality guru for quali

1. " Fitness for use" was the definition given by which quality guru for quality? Select one: a. Deming b. Amitava Mitra c. Juran d. P. Crosby 2. A program was written to input a …

1. \"RC” type relief and discharge valve is used in the following hydraulic circ

1. "RC” type relief and discharge valve is used in the following hydraulic circuit a) Motor b) Piston c) Hydraulic Accumulator d) Other (name it) 2. The circuit of a hydraulic mot…

1. \"Superposition\" is another word for Select one: a. juxtaposition. b. additi

1. "Superposition" is another word for Select one: a. juxtaposition. b. addition. c. superior standing. 2. A phase difference of 0.5 wavelength is equivalent to a phase difference…

1. \"The Internet a typhoon force, a ten times force, or is it a bit of wind? Or

1. "The Internet a typhoon force, a ten times force, or is it a bit of wind? Or is it a force that fundamentally alters our business?" (Grove, 1996). According to the meteorologic…

1. ___ Acts as an acid in the following reaction: NH3 + PH2 --> NH2^- +PH4^+ a.

1. ___ Acts as an acid in the following reaction: NH3 + PH2 --> NH2^- +PH4^+ a. PH3 b. NH3 c. both NH3 and PH3 d. NH2^- 2. In a hydroelectric power plant, you have the conversi…

1. _____ A ball is dropping from the top of a building. Ignoring air resistance,

1. _____ A ball is dropping from the top of a building. Ignoring air resistance, which of the following quantities will decrease? (A) Mechanical energy (B) Kinetic energy (C) Pote…

1. _____ A ball is dropping from the top of a building. Ignoring air resistance,

1. _____ A ball is dropping from the top of a building. Ignoring air resistance, which of the following quantities will decrease? (A) Mechanical energy (B) Kinetic energy (C) Pote…

1. _____ Class A 2. _____ MOSFET 3. _____ Class C 4. _____ JFET 5. _____ Self-Bi

1. _____ Class A 2. _____ MOSFET 3. _____ Class C 4. _____ JFET 5. _____ Self-Bias 6. _____ Common-Source A. Analogous to the common-emitter BIT. B. The most common type of JFET b…

1. _____ is a non-traditional machining processes that depends on the eroding ef

1. _____ is a non-traditional machining processes that depends on the eroding effects of different reagents. (a) Laser -beam machining (b) Abrasive jet machining (c) High speed ma…

1. _____ lead to distortion surrounding the welded joints. (a) Residual stresses

1. _____ lead to distortion surrounding the welded joints. (a) Residual stresses (b) Cracks (c) Overlap (d) Incomplete fusion 2. Which of the following is NOT an issue in welded j…

1. ______ would say that a bowling ball would fall faster than a feather dropped

1. ______ would say that a bowling ball would fall faster than a feather dropped from the same height (if we ignore air resistance) Select one: a. Einstein b. Galileo c. Aristotle…

1. ________ is a line coding technique in which a logical “1” or “0” is represen

1.       ________ is a line coding technique in which a logical “1” or “0” is represented by a voltage transition (e.g., low-to-high or high-to-low voltages) in the middle of the …

1. ______________ bandgap semiconductors such as Si are inefficient for photon g

1. ______________ bandgap semiconductors such as Si are inefficient for photon generation (e.g., in diode lasers and LEDs) since their conduction and valence bands are not lined u…

1. a 1.2 nC charge is moved from a point at 12 V to another point at -23 V what

1. a 1.2 nC charge is moved from a point at 12 V to another point at -23 V what is the magnitude of the work done? A) 10.11 nJ B 11.14nJC)13.2nJD)42nJ E) None of previous 2. An el…

1. a 1100 kg autoobil travels at 80 km/h partA what is the kinect energy?K=___J

1. a 1100 kg autoobil travels at 80 km/h partA what is the kinect energy?K=___J part B what net work would be required to bring it to a stop?W=__J 2.A 2.2 kg mud ball drops from r…

1. a 16.0 g bullet is shot into a wooden block at rest with mass 4550 h on a fri

1. a 16.0 g bullet is shot into a wooden block at rest with mass 4550 h on a frictionless surface. the block moves 1.20 m/s after the bullet strikes and becomes lodged in the bloc…

1. a 2.0cm length of wire centered on the origin carries a 20Acurrent directed i

1. a 2.0cm length of wire centered on the origin carries a 20Acurrent directed in the positive y direction. Determine themagnitude field at the point x=5.0m on the x-axis. 2. If Q…

1. a 75g ball is thrown upward from a position on a bridge 69m above water. the

1. a 75g ball is thrown upward from a position on a bridge 69m above water. the ball has an initial vertical velocity of 12m/s and enough horizontal speed to clear the bridge. how…

1. a 75g ball is thrown upward from a position on a bridge 69m above water. the

1. a 75g ball is thrown upward from a position on a bridge 69m above water. the ball has an initial vertical velocity of 12m/s and enough horizontal speed to clear the bridge. how…

1. a Mass m1 moves with an accerlation under the action of a Force F. A second m

1. a Mass m1 moves with an accerlation under the action of a Force F. A second mass m2 is added on top of m1 and the acceralation of the combined system of the two masses drops to…

1. a baseball pitch throws a fastball to the catcher. assume the ball starts fro

1. a baseball pitch throws a fastball to the catcher. assume the ball starts from rest in the pitcher's hand and that the ball is brought to rest in the catcher's mitt. also assum…

1. a body moves along the x-axis with constant acceleration a=5m/s^2. At time t=

1. a body moves along the x-axis with constant acceleration a=5m/s^2. At time t=0 it is at x=15m and has a velocity v=4m/s. (a) Find the position and velocity at t=2s (b) Where is…

1. a bullet shot straight up returns to its strarting point in 10second. it init

1. a bullet shot straight up returns to its strarting point in 10second. it inital speed was? 2. a car starting from rest moves with constant acceleration of 2m/s2 for 10s, then t…

1. a bullet shot straight up returns to its strarting point in 10second. it init

1. a bullet shot straight up returns to its strarting point in 10second. it inital speed was? 2. a car starting from rest moves with constant acceleration of 2m/s2 for 10s, then t…

1. a car travels due east at a speed of 48.0 km/h. raindrops are falling at a co

1. a car travels due east at a speed of 48.0 km/h. raindrops are falling at a constant speed vertically with respect to earth. the traces of the rain on the side of the car window…

1. a concave mirror has a focal length of 40cm has 2 cm tall object placed 45 cm

1. a concave mirror has a focal length of 40cm has 2 cm tall object placed 45 cm in front of it. the image formed is 2. A light Ray in air enters water at an angle of incidence of…

1. a delivery truck drives 1 mile north then 2 miles east, then 3 miles north-we

1. a delivery truck drives 1 mile north then 2 miles east, then 3 miles north-west determine the resultant displacement using vectors components?(note you need to find both magnit…

1. a disc of radius 40 cm and mass 5 kg free to rotate aboutan axis passing thro

1. a disc of radius 40 cm and mass 5 kg free to rotate aboutan axis passing through its center. A tangential force of 10 N isapplied on the disc. What is the angular acceleration …

1. a fearless 58 kg physics student decides she wants to go bungee jumping from

1. a fearless 58 kg physics student decides she wants to go bungee jumping from a 75 m high bridge above a crocodile infested river. Unfortunately, she must calculate the minimum …

1. a force is applied to a copper wire, causeing it to bestretched. if the same

1. a force is applied to a copper wire, causeing it to bestretched. if the same force was applied to a similar copper wireof twice the length, state the proportional change underg…

1. a hydraulic log splitter is used to split large logs in half. a wedge, locate

1. a hydraulic log splitter is used to split large logs in half. a wedge, located on one end of the device, provides the cutting action. The shape of the wedge is an isosceles tri…

1. a hydraulic log splitter is used to split large logs in half. a wedge, locate

1. a hydraulic log splitter is used to split large logs in half. a wedge, located on one end of the device, provides the cutting action. The shape of the wedge is an isosceles tri…

1. a light spring with spring constant 1200 n/m has a 55g object at its end. (a)

1. a light spring with spring constant 1200 n/m has a 55g object at its end. (a) If the energy of the system is 6.0J what is the amplitude of the vibration? (b) What is the maximu…

1. a nearly frictionless mass-spring oscillator with a period of 4sec is set int

1. a nearly frictionless mass-spring oscillator with a period of 4sec is set into motion at t=0 with an initial maximum amplitude of 40cm. After t=100 sec , the maximu amplitude h…

1. a pariticle of mass m and speed v collides and sticks to the end of a uniform

1. a pariticle of mass m and speed v collides and sticks to the end of a uniform solid cylinder of mass M and radius R. If the cylinder is initially at rest and is pivoted about a…

1. a person weighing 490 N stands on a scale in an elevator. a. What does the sc

1. a person weighing 490 N stands on a scale in an elevator. a. What does the scale read when the elevator is at rest? b. What is the reading on the scale when the elevator rises …

1. a record is turning at the rate of 33 r.p.m. when the 45 r.p.m. button is pre

1. a record is turning at the rate of 33 r.p.m. when the 45 r.p.m. button is pressed. The reocrd turns through 1.30 revolutions while speeding up from 33 r.p.m. to 45 r.p.m. a.) w…

1. a series circuit consists of a c i =0.460uFcapacitor, a c2=0.130 uF capacitor

1. a series circuit consists of a ci=0.460uFcapacitor, a c2=0.130 uF capacitor is connected to a power source. The charge on C1 is 23.3uC a. Find the charge on C2 b. Find the pote…

1. a slit 0.75 mm wide causes a diffraction pattern on a screen 100 cm away illu

1. a slit 0.75 mm wide causes a diffraction pattern on a screen 100 cm away illuminated by mercury light light 364 nm. find the distance from the central image to the fourth dark …

1. a sport fisherman catches a sword fish on his fishing pole. what class lever

1. a sport fisherman catches a sword fish on his fishing pole. what class lever is the fishing pole if the end of the pole is positioned in a fixed fulcrum. will the pole have a m…

1. a thin wire of length 2.0 m is uniformly charged and has a total charge of 40

1. a thin wire of length 2.0 m is uniformly charged and has a total charge of 40 nC. What is the approximate magnitude of the electric field at a perpendicular distance of 6 cm fr…

1. a thin wire of length 2.0 m is uniformly charged and has a total charge of 40

1. a thin wire of length 2.0 m is uniformly charged and has a total charge of 40 nC. What is the approximate magnitude of the electric field at a perpendicular distance of 6 cm fr…

1. a wave on a string is described by the equation y(x,t)=(0.5m)cos[1.0 rad/m)x-

1. a wave on a string is described by the equation y(x,t)=(0.5m)cos[1.0 rad/m)x-10 rad/s)t] what are (a) the frequency (b) wavelength (c) speed of wave 2. the pressure wave that t…

1. a wire inthe shape of an \"M\' lies inthe plane of the paper. it carries a cu

1. a wire inthe shape of an "M' lies inthe plane of the paper. it carries a current of 2.0 A, flowing from A to E. it is placed in a uniform magnetic field of 0.75 T in the same p…

1. a) A leg is held as shown. The lower leg has a mass of 3.5 kg and its center

1. a) A leg is held as shown. The lower leg has a mass of 3.5 kg and its center of mass is halfway between the knee and foot. There is a tendon force, applied upwards 5.0 cm from …