Engineering analysis

1. calculate the k static and its error 2. find the slope, min and max slopes an

1. calculate the k static and its error 2. find the slope, min and max slopes and the error on the slope. please do both questions. thank you Event Force 0.24 0. 10 4 8.3 0.56 0.6…

1. calculate the width of the central maximum in the diffraction pattern from th

1. calculate the width of the central maximum in the diffraction pattern from the single slit with width 0.04mm, if the screen were placed 5.00 m away from the slit. Use the accep…

1. can carbon-14 dating be used to measure the age of a rock?. Explain 2. If a h

1. can carbon-14 dating be used to measure the age of a rock?. Explain 2. If a heavy nucleus that is initially at rest undergoes alpha decay, which has more kinetic energy after t…

1. can the directions of three vector of magnitude 300ft 400 ft and 700 ft be ar

1. can the directions of three vector of magnitude 300ft 400 ft and 700 ft be arranged so as to be in equilibrum? Draw a vector diagram to verifty your answer 2. add two vectors i…

1. can the directions of three vector of magnitude 300ft 400 ft and 700 ft be ar

1. can the directions of three vector of magnitude 300ft 400 ft and 700 ft be arranged so as to be in equilibrum? Draw a vector diagram to verifty your answer 2. add two vectors i…

1. charges q, q, and-q are placed on the x axis at x = 0, x = 2 m, and x :4 m, r

1. charges q, q, and-q are placed on the x axis at x = 0, x = 2 m, and x :4 m, respectively. At which of the following points does the electric field have the greatest magnitude? …

1. clockwise 2. counter-clockwise 3. Unable to determine the direction. A bar ma

1. clockwise 2. counter-clockwise 3. Unable to determine the direction. A bar magnet is held above the center of a conducting wire loop in a horizontal plane with the north end of…

1. constructively 2. is no 3. is a 4. a phase shift of 12 5. no phase shift 6. d

1. constructively 2. is no 3. is a 4. a phase shift of 12 5. no phase shift 6. destructively 7. a phase shift of When illuminated from above at A, light ray reflected from the air…

1. describe what is needed to form longitudinal standing waves in a slinky and h

1. describe what is needed to form longitudinal standing waves in a slinky and how they are formed. 2. what is the difference between a longitudinal wave and a standing longitudin…

1. describe what is needed to form longitudinal standing waves in a slinky and h

1. describe what is needed to form longitudinal standing waves in a slinky and how they are formed. 2. what is the difference between a longitudinal wave and a standing longitudin…

1. describe what is needed to form longitudinal standing waves in a slinky and h

1. describe what is needed to form longitudinal standing waves in a slinky and how they are formed. 2. what is the difference between a longitudinal wave and a standing longitudin…

1. draw an ammeter at point A and a voltmeter connected across the topmost resis

1. draw an ammeter at point A and a voltmeter connected across the topmost resistor. 2. calculate true resistance of top lightbulb with the following measurements - current throug…

1. elements of the same periodon the periodic table will have the a. Same number

1. elements of the same periodon the periodic table will have the     a. Same number of electrons     bSame number of protons.     C increasing number of protons as they move acro…

1. estimate the relative efficiency between the big and small solar cells using

1. estimate the relative efficiency between the big and small solar cells using tungsten lamps. how do you make sure the measurement is as accurate as possible? 2. find the capaci…

1. for a charge Q=+25 uC A. rank the electric energy between Q and q for a charg

1. for a charge Q=+25 uC A. rank the electric energy between Q and q for a charge q=+10 uC placed at points A-F big to small B. rank the electric energy between Q and q for a char…

1. for a string, the node represents the position where... a. acceleration is ma

1. for a string, the node represents the position where... a. acceleration is maximum b. displacement is the greatest c. displacement is zero d. tension is maximum e. velocity is …

1. for the following vectors U=ux (ax)+ 5 (ay) - (az), V=2(ax)-Vy(ay)+ 3(az), W=

1. for the following vectors U=ux (ax)+ 5 (ay) - (az), V=2(ax)-Vy(ay)+ 3(az), W=6 (ax)+(ay)+Wz (az) obtain Ux,Vy, Wz such that 1.1 U,V,W are mutually orthogonsl 1.2 U,V and are pe…

1. for the following vectors U=ux (ax)+ 5 (ay) - (az), V=2(ax)-Vy(ay)+ 3(az), W=

1. for the following vectors U=ux (ax)+ 5 (ay) - (az), V=2(ax)-Vy(ay)+ 3(az), W=6 (ax)+(ay)+Wz (az) obtain Ux,Vy, Wz such that 1.1 U,V,W are mutually orthogonsl 1.2 U,V and are pe…

1. graphically verify Moseley\'s law for the K beta1 lines of Cu, Mo, and W. 2.

1. graphically verify Moseley's law for the K beta1 lines of Cu, Mo, and W. 2. (a)Calculate the mass an linear absorption coefficients of air for Cr K alpha radiation. Assume that…

1. how many electrons must be removed from a sphere to giveit a charge of +5.92

1. how many electrons must be removed from a sphere to giveit a charge of +5.92 nC? b. the electric force acting on a proton is(.23*10^-16N, 252 degrees). What is the direction of…

1. hyperopia is usually corrected with A. cylindrical lenses B. achromatic doubl

1. hyperopia is usually corrected with A. cylindrical lenses B. achromatic doublet lenses C. diverging lenses D. converging lenses    2. When the ciliary muscles of the eye remain…

1. hyperopia is usually corrected with A. cylindrical lenses B. achromatic doubl

1. hyperopia is usually corrected with A. cylindrical lenses B. achromatic doublet lenses C. diverging lenses D. converging lenses    2. When the ciliary muscles of the eye remain…

1. if a circular hole is cut in a sheet of metal - the base of a cookie sheet in

1. if a circular hole is cut in a sheet of metal - the base of a cookie sheet in tin for example, and the sheet is heated in an oven, will the hole enlarge or contract? Select one…

1. if a person is walking up the stairs is carrying a box which hasa mass of 10k

1. if a person is walking up the stairs is carrying a box which hasa mass of 10kg, how much work has the person done on the box whenhe or she reaches the top of the stairs? other …

1. if the charges q=e and -2q=-2e are separated by a distance d=1 micron, find t

1. if the charges q=e and -2q=-2e are separated by a distance d=1 micron, find the potential at a point a distance x on the x-axis. 2. using the formula E= - dV/DX x, find the ele…

1. if the transmitted frequency is 6.0 MHz, and the received signal is 5.997 MHz

1. if the transmitted frequency is 6.0 MHz, and the received signal is 5.997 MHz, what is the Doppler shift (in kHz)? 2.using a 6 MHz Doppler, a doppler shift of -9.3 KHz was meas…

1. in a conservation of energy experiment, When the object hanging from the spri

1. in a conservation of energy experiment, When the object hanging from the spring is elevated 4.0cm and released, the object oscillates with a period of 0.25s. what is the speed …

1. in deep space (no gravity) the bolt (arrow) of a crossbow accelerates at 231

1. in deep space (no gravity) the bolt (arrow) of a crossbow accelerates at 231 m/second squared and attains a speed of 142 m/s when it leaves the bow. a) For how long is it accel…

1. in determination of the volume of the irregularly shapedobject, any air bubbl

1. in determination of the volume of the irregularly shapedobject, any air bubbles sticking to the surface of the object whenit is submerged cause systematic errors. will this err…

1. in each of the equlibrium derive an analytic solution for the problem. 2. use

1. in each of the equlibrium derive an analytic solution for the problem. 2. use MATLAB to generate drawing of the surface and volumes, Label all components. 3. Write a MATLAB pro…

1. light is observed reflecting from a thin film of oil (index = 1.25) that floa

1. light is observed reflecting from a thin film of oil (index = 1.25) that floats on water (index = 1.33). What is the smallest nonzero thickness of the oil that produces constru…

1. lighting occurs because electrons in the clouds areattracted to the electrons

1. lighting occurs because electrons in the clouds areattracted to the electrons in the ground. 2.the electrostatic force between an electron and a neutronthat were 75 angstrons a…

1. n = 2.11 mol of Hydrogen gas is initially at T = 356 K temperature and pi = 2

1. n = 2.11 mol of Hydrogen gas is initially at T = 356 K temperature and pi = 2.49

1. pH of acid rain is Select one: 5-5.5 less than 5 more than 5.5 more than 6 2.

1. pH of acid rain is Select one: 5-5.5 less than 5 more than 5.5 more than 6 2. The threshold concentration of SO2 in any industrial activity should not be beyond Select one: 5 p…

1. part A Examine the force versus displacement curve for the real spring below.

1. part A Examine the force versus displacement curve for the real spring below. Determine the energy stored in the spring if the maximum elastic force is 6.46 (N) when the displa…

1. particle travels between two parallel ver- tical walls separated by 10 m. It

1. particle travels between two parallel ver- tical walls separated by 10 m. It moves to- ward the opposing wall at a constant rate of 5.7 m/s. It hits the opposite wall at the sa…

1. pick an element from the periodic table. Define what an isotope is. Describe/

1. pick an element from the periodic table. Define what an isotope is. Describe/detail some isotopes of the element you picked. What specifically makes them the same element? What…

1. prelab for Physics 1250 ab \"Specil Relathity Note: The lab itse lf is on Web

1. prelab for Physics 1250 ab "Specil Relathity Note: The lab itse lf is on WebAssign This is so you can check your answers during lab without waiting for your lab instructor to c…

1. some naval destroyer-class boats weight as much as 1500 tons(6.6 x 10^6 kg).

1. some naval destroyer-class boats weight as much as 1500 tons(6.6 x 10^6 kg). suppose a 19 kg cannonball is launched at the ship, striking it directly as 250m/s. a. If the canno…

1. starting from rest, a boat increases its speed to 4.12m/swith constant accele

1. starting from rest, a boat increases its speed to 4.12m/swith constant acceleration. (a) what is the boat's average speed?(b) if it takes 4.77s to reach this speed, how far has…

1. the correct technique for a karate chop (e.g., a blow that will shatter a num

1. the correct technique for a karate chop (e.g., a blow that will shatter a number of wooden boards or a concrete or two) involves striking the object very fast, very hard. how d…

1. the distance between Earth and the Moon is 240,251 miles. The diameter of the

1. the distance between Earth and the Moon is 240,251 miles. The diameter of the Earth is 7,975 miles. How many Earth diameters would fit between the Earth and the Moon? (units ca…

1. the focal lenghts of some converging lenses are beingmeasured in a small room

1. the focal lenghts of some converging lenses are beingmeasured in a small room. the first lens is 2.00 meters from anilluminated object and projects a clear image onto a screen …

1. the formula for power radiated in the form of electromagnetic energy by an ob

1. the formula for power radiated in the form of electromagnetic energy by an object at nonzero temperature. This formula applies to _______________. a.any object of total surface…

1. two converging lenses are placed as in the figure. Find the position of the i

1. two converging lenses are placed as in the figure. Find the position of the image formed by the first lens. a. 60cm, left of lens 1 b. 30cm, left c. 30 cm, right d. 60cm, right…

1. two converging lenses are placed as in the figure. Find the position of the i

1. two converging lenses are placed as in the figure. Find the position of the image formed by the first lens. a. 60cm, left of lens 1 b. 30cm, left c. 30 cm, right d. 60cm, right…

1. two identical charges, 8.00cm apart, each exert a force of magnitude 150N on

1. two identical charges, 8.00cm apart, each exert a force of magnitude 150N on the other. The value of each charge is: 2. A very long straight thread of length L carries aa charg…

1. two identically-sized loops aligned vertically carry current in opposite dire

1. two identically-sized loops aligned vertically carry current in opposite directions. If the bottom loop current is counterclockwise (from a bird's eye perspective), what is the…

1. two neutral spheres are suspended from light strings and brought near each no

1. two neutral spheres are suspended from light strings and brought near each nother. No deflection is observed. Why doesn't the gravitational attraction of the objects cause a no…

1. two particles with equal mass, one carrying a charge q and the other -2q each

1. two particles with equal mass, one carrying a charge q and the other -2q each enter at right angles to a uniform magnetic field with the same velocity. which is deflected into …