Engineering analysis

1. The factor that determines the length of a star’s main sequence lifetime is t

1. The factor that determines the length of a star’s main sequence lifetime is the star’s A. content of carbon B. distance from the Sun C. spectral type D. mass 2. A supernova A. …

1. The figure at the right shows some measurements of the electric field produce

1. The figure at the right shows some measurements of the electric field produced by four charges (A, B, C, and D) and measured by a negative test charge. Circle the correct answe…

1. The figure below shows a \"conical pendulum\", in which the bob (the small ob

1. The figure below shows a "conical pendulum", in which the bob (the small object at the lower end of the cord) moves in a horizontal circle at constant speed. (The cord sweeps o…

1. The figure below shows a block of mass 2.5 kg being pushed up an ideal inclin

1. The figure below shows a block of mass 2.5 kg being pushed up an ideal incline. The block moves up the incline with an acceleration a = 0.75 [m/s/s]. Calculate the pushing forc…

1. The figure below shows a block of mass 2.5 kg being pushed up an ideal inclin

1. The figure below shows a block of mass 2.5 kg being pushed up an ideal incline. The block moves up the incline with an acceleration a = 0.75 [m/s/s]. Calculate the pushing forc…

1. The figure below shows a cubical box that has been constructed from uniform m

1. The figure below shows a cubical box that has been constructed from uniform metal plate of negligible thickness. The box is open at the top and has edge length L =50 cm. Find t…

1. The figure below shows a plot of potential energy U versus position x of a 0.

1. The figure below shows a plot of potential energy U versus position x of a 0.100 kg particle that can travel only along an x axis under the influence of a conservative force. T…

1. The figure below shows a straight current carrying conductor and two loops pl

1. The figure below shows a straight current carrying conductor and two loops placed on either side ? draw magnetic field lines due to straight current carrying conductor in the r…

1. The figure below shows a straight current carrying conductor and two loops pl

1. The figure below shows a straight current carrying conductor and two loops placed on either side - draw magnetic field lines due to straight current carrying conductor in the r…

1. The figure below shows a straight current carrying conductor and two loops pl

1. The figure below shows a straight current carrying conductor and two loops placed on either side ? draw magnetic field lines due to straight current carrying conductor in the r…

1. The figure below shows a straight current carrying conductor and two loops pl

1. The figure below shows a straight current carrying conductor and two loops placed on either side - draw magnetic field lines due to straight current carrying conductor in the r…

1. The figure below shows an approximate representation of the contact force ver

1. The figure below shows an approximate representation of the contact force versus time during the collision of a 75 g tennis ball with a wall.  The initial velocity of the ball …

1. The figure below shows an overhead view of a 50 g disk and two of the three h

1. The figure below shows an overhead view of a 50 g disk and two of the three horizontal forces that act on it as it is on a frictionless table. (Please explain how you did it. I…

1. The figure below shows three charges at the corners of a rectangle of length

1. The figure below shows three charges at the corners of a rectangle of length x = 0.65 m and height y = 0.42 m. What is the total energy of the system? In Joules I got .54215 by…

1. The figure below shows three circuits with identical batteries, inductors, an

1. The figure below shows three circuits with identical batteries, inductors, and resistors. The emf of each battery is E, the resistance of each resistor is R, and the inductance…

1. The figure below shows two very long straight wires (in cross section) that e

1. The figure below shows two very long straight wires (in cross section) that each carry a current of 3.80 A directly out of the page. Distance d1 = 6.20 m and distance d2 = 4.00…

1. The figure down below shows a circut with five lights that are connected to a

1. The figure down below shows a circut with five lights that are connected to a battery. assume that you place a probe of a voltmeter at the point marked with a dot. How many uni…

1. The figure here shows a plot of potential energy U versus position x of a 0.9

1. The figure here shows a plot of potential energy U versus position x of a 0.90 kg particle that can travel only along an x-axis. (Nonconservative forces are not involved.) Thre…

1. The figure on the right shows the interference pattern on a screen 2.0 m behi

1. The figure on the right shows the interference pattern on a screen 2.0 m behind a 400 line/mm diffraction grating. What is the wavelength (in nm) of the light?(A sketch of the …

1. The figure shows a box with mass m 1 on a frictionless plane inclined at angl

1. The figure shows a box with mass m1 on a frictionless plane inclined at angle ?1. The box is connected via a cord of negligible mass to another box with mass m2 on a frictionle…

1. The figure shows an end view oftwo wires carrying current. means that the dir

1. The figure shows an end view oftwo wires carrying current. means that the direction of the current points into the page and means out of the page. What is the direction of the …

1. The flux of energy due to solar radiation is measuredin watts per square mete

1. The flux of energy due to solar radiation is measuredin watts per square meter. The average intensity of sunlightincident on a 125m2, 3.35m deep pond is 615W/m2 over an 8.00 ho…

1. The flywheel of a steam engine runs with a constantangular speed of 165 rev/m

1. The flywheel of a steam engine runs with a constantangular speed of 165 rev/min. When steam is shut off, the friction of the bearings and ofthe air brings the wheel to rest in …

1. The flywheel of a steam engine runs with a constantangular speed of 165 rev/m

1. The flywheel of a steam engine runs with a constantangular speed of 165 rev/min. When steam is shut off, the friction of the bearings and ofthe air brings the wheel to rest in …

1. The focal length of a converging lens in air is +60.0cm. The radii of curvatu

1. The focal length of a converging lens in air is +60.0cm. The radii of curvature of the surfaces comprising the lens are 22.0 cm and 50.0 cm, both having their center of curvatu…

1. The focal length of an f/4 camera lens is 300 mm . Part A: What is the apertu

1. The focal length of an f/4 camera lens is 300 mm . Part A: What is the aperture diameter of the lens? Part B: If the correct exposure of a certain scene is 1/250s at f/4, what …

1. The following are top-view diagrams of solid cylinders and cubes. Assume that

1. The following are top-view diagrams of solid cylinders and cubes. Assume that light travels more slowly through the objects than through the surrounding medium. Each diagram sh…

1. The following figure shows the reinforcing detail for a typical two-way flat-

1. The following figure shows the reinforcing detail for a typical two-way flat-slab.* (a) Are there distribution bars in the following drawing? Why? (b) Explain the function of t…

1. The following fourwaves are sent along strings with the same linear densities

1. The following fourwaves are sent along strings with the same linear densities( x is in meters and t is in seconds). Rank the waves according totheir tensions. (1) y1 = (3 cm) s…

1. The following is a list of metals and alloys: Plain carbon steel Magnesium Br

1. The following is a list of metals and alloys: Plain carbon steel Magnesium Brass Zinc Gray cast iron Tool steel Platinum Aluminum Stainless steel Tungsten Titanium alloy Select…

1. The following scenarios apply to the process of calorimetry as a means to qua

1. The following scenarios apply to the process of calorimetry as a means to quantitatively measure heat transfer. a. How many grams of ice at -17 °C must be added to 741 g of wat…

1. The following stages are part of embodiment design except a. design for analy

1. The following stages are part of embodiment design except a. design for analysis b. engineering drawing e. benchmarking d. design for assembling 2. The followings can be classi…

1. The following statement is similar to those you might see on exams. Write a p

1. The following statement is similar to those you might see on exams. Write a paragraph of 3-5 sentences describing 1) whether the statement is correct or incorrect and 2) the re…

1. The following statement is similar to those you might see on exams. Write a p

1. The following statement is similar to those you might see on exams. Write a paragraph of 3-5 sentences describing 1) whether the statement is correct or incorrect and 2) the re…

1. The force component along the displacement varies with the magnitude of the d

1. The force component along the displacement varies with the magnitude of the displacement, as shown in the graph. Find the work done by the force in the interval from (a) 0 to 0…

1. The force component along the displacement varies with the magnitude of the d

1. The force component along the displacement varies with the magnitude of the displacement, as shown in the graph. Find the work done by the force in the interval from (a) 0 to 0…

1. The force exerted on a robot arm from a motor is given as a function of posit

1. The force exerted on a robot arm from a motor is given as a function of position F = 1.8 + 25 x2 (N) How much work is done by the motor when the arm moves from x = 0.25 m to x …

1. The force on a 0.500-kg particle depends on position such that Fr) (1.00)x2 i

1. The force on a 0.500-kg particle depends on position such that Fr) (1.00)x2 i (4.00)y j N. If (0,0), what will be its speed when it reaches the position r = the particle starts…

1. The front suspension of a vehicle is shown below. The force exerted on one ti

1. The front suspension of a vehicle is shown below. The force exerted on one tire is 3600N. Calculate the horizontal and vertical force components at points A and B. 2. The hoise…

1. The graph shows the US Department of Labor noise regulation for working witho

1. The graph shows the US Department of Labor noise regulation for working without ear protection. A machinist is in an environment where the ambient sound level is of 85 dB, i.e.…

1. The graph shows the US Department of Labor noise regulation for working witho

1. The graph shows the US Department of Labor noise regulation for working without ear protection. A machinist is in an environment where the ambient sound level is of 85 dB, i.e.…

1. The graph shows the upward speed of a ball thrown up with an initial speed of

1. The graph shows the upward speed of a ball thrown up with an initial speed of 27.0 m/s from the surface of Saturn. Select ALL correct answers in alphabetical order, i.e., B, AC…

1. The gravitational acceleration on the surface of Earth is 9.8 m/s2 . What wou

1. The gravitational acceleration on the surface of Earth is 9.8 m/s2 . What would the gravitational acceleration on Earth's surface be if its radius is doubled while its mass rem…

1. The gravitational force exerted by the Sun on the Earth causes the Earth to o

1. The gravitational force exerted by the Sun on the Earth causes the Earth to orbit about the Sun. Assume that the orbit is perfectly circular. The work done by this gravitationa…

1. The gravitational force of attraction between two studentssitting at their de

1. The gravitational force of attraction between two studentssitting at their desks in physics class is 3.32 x 10^-8 N. (a.) If one student has a mass of 44.3 kg and the other has…

1. The gravitational potential energy of all the water stored behind a very larg

1. The gravitational potential energy of all the water stored behind a very large dam is 1.2×10^16 J, using the base of the dam as the reference point for zero PE. Imagine you co…

1. The guy wire is connected D = 1.31m from the backboard. Find the tension in t

1. The guy wire is connected D = 1.31m from the backboard. Find the tension in the guy wire. Assume theta = 38.8o 2. Find the horizontal force exerted by the hinge on the beam. 3.…

1. The half power points are the places in frequency where the power has dropped

1. The half power points are the places in frequency where the power has dropped by relative to the peak (or the amplitude, which you have plotted, is 70%, i e., P V2/R- (0.70 /R …

1. The heating element of a clothes dryer has a resistance of9 and is connecteda

1. The heating element of a clothes dryer has a resistance of9 and is connectedacross a 120 V outlet. What is thecurrent in the heating element? 2. The filament in an incandescent…

1. The ideal gas law is given as PV=nRT, where n is he number of moles of gas (1

1. The ideal gas law is given as PV=nRT, where n is he number of moles of gas (1 mole=6.022x10^23 molecules) and R is the universal gas contant (R=8.31 J/Mol-K). Based on this law…