Engineering analysis

1. An object 20.0 cm to the left of a convex lens is 1.0 m in height. What is th

1. An object 20.0 cm to the left of a convex lens is 1.0 m in height. What is the height and location of its image if the lens has a magnification of -2.0? Answer in units of m an…

1. An object 3.0 cm tall is placed in front of a concave spherical mirror with a

1. An object 3.0 cm tall is placed in front of a concave spherical mirror with a 30 cm radius. Determine the image distance if the object distance is 20 cm. 2. An object 3.0 cm ta…

1. An object 4.0 cm tall is 36 cm in front of a concave mirror with a radius of

1. An object 4.0 cm tall is 36 cm in front of a concave mirror with a radius of curvature of 12 cm. (a) Construct a ray diagram to scale following the steps outlined in the proced…

1. An object 6 cm from a lens of focal length 4 cm projects a real image. What i

1. An object 6 cm from a lens of focal length 4 cm projects a real image. What is the image distance from the lens? 2. A 16 microcurie of radio iodine with a half-life of 8 days i…

1. An object falls from a great height and hits the ground. Its mass is 100 kg a

1. An object falls from a great height and hits the ground. Its mass is 100 kg and it is moving at a velocity of 20 m/s upon impact. After impact a. the earth has no added velocit…

1. An object has three ropes pulling on it as shown in the diagram above. The fi

1. An object has three ropes pulling on it as shown in the diagram above. The first rope makes a 60.0 degree angle with the x axis and is applying a force of 174 N to the object. …

1. An object is 125.0 cm from a screen. A converging lens of focal length 15.0 c

1. An object is 125.0 cm from a screen. A converging lens of focal length 15.0 cm is to be placed between the object and the screen so that the largest possible image is clearly f…

1. An object is initially traveling in the +x direction at 39 m/s. A constant ac

1. An object is initially traveling in the +x direction at 39 m/s. A constant acceleration of 8.3 m/s2 is applied in the -x direction. How long does it take the object to stop in …

1. An object is launched from a known height at a known speed and a known angle

1. An object is launched from a known height at a known speed and a known angle above the horizontal. Which single equation allows you to find the vertical component of its veloci…

1. An object is moving in the x -direction at 1.1 m/swhen, starting at t = 0, it

1. An object is moving in the x-direction at 1.1 m/swhen, starting at t = 0, it undergoes a constant acceleration a =0.58j m/s2. Find its velocity vector at t = 5.0 s . 2. If you …

1. An object is moving on a constant velocity at straight path has an accelerati

1. An object is moving on a constant velocity at straight path has an acceleration equal to 2. an object is thrown up with initial velocity v at a height H. another object thrown …

1. An object is placed 13 cm in front of a concave mirror whose focal length is

1. An object is placed 13 cm in front of a concave mirror whose focal length is 17 cm. The object is 2.85 cm tall. Using a ray diagram drawn to scale, measure the location and the…

1. An object is placed 20 cm in front of a concave mirror of focal length 40 cm.

1. An object is placed 20 cm in front of a concave mirror of focal length 40 cm. Calculate the image distance and the magnification. An object is placed 25 cm in front of a convex…

1. An object is placed 70.0 cm from a screen. (a) Where should a converging lens

1. An object is placed 70.0 cm from a screen. (a) Where should a converging lens of focal length 6.5 cm be placed to form an image on the screen? (b) Find the magnification of the…

1. An object is projected at an angle of elevation of 450 with a velocity of 100

1. An object is projected at an angle of elevation of 450 with a velocity of 100 m/s. Calculate its (i) range (ii) time of flight 2. The moment of inertia of a thin rod of mass M …

1. An object moves 6 m in a downward direction. What is the work done by a 13 N

1. An object moves 6 m in a downward direction. What is the work done by a 13 N force pushing on the object at 77 degrees. Be sure to state the sign and give only the numberical a…

1. An object object travels 24 meters in the +x direction for 3.9 seconds, and t

1. An object object travels 24 meters in the +x direction for 3.9 seconds, and then immediately travels some distance in the -x direction. After a total time of 8.4 seconds, the o…

1. An object of height 3.2 cm is placed 30 cm from a convex mirror of focal leng

1. An object of height 3.2 cm is placed 30 cm from a convex mirror of focal length having magnitude 25 cm. (a) Find the location of the image. (Use a negative value if the image i…

1. An object of mass 2 kg moves with a constant acceleration. Its velocity at tw

1. An object of mass 2 kg moves with a constant acceleration. Its velocity at two different times is recorded in the following table. t(s) v(m/s) 1.1 2.3 1.6 7.3 a. Calculate the …

1. An object placed 20 cm from a concave mirror forms an image that is 3 times a

1. An object placed 20 cm from a concave mirror forms an image that is 3 times as large as the object on a screen. Find the radius of curvature of the mirror. a. 30 b. 16.5 c. 40 …

1. An object slows down due to friction. What does the energy lost by the object

1. An object slows down due to friction. What does the energy lost by the object go? 2. Can the amount of kinetic energy of a system of objects change? 3. Can the work done by a k…

1. An object whose weight is 7.8 N is being help motionless by friction on a the

1. An object whose weight is 7.8 N is being help motionless by friction on a theta:25 degrees incline. The coefficient of static friction between the object and the plane is 0.83.…

1. An object with a height of 42 cm is placed 2.2 m in front of a concave mirror

1. An object with a height of 42 cm is placed 2.2 m in front of a concave mirror with a focal length of 0.45 m. Find the location and magnification of the image produced by the mi…

1. An object, pointing upwards, is placed outside the focal point F1 of a thin c

1. An object, pointing upwards, is placed outside the focal point F1 of a thin converging lens. Then the arrow is moved to the left, placing it farther away from F1. As the arrow …

1. An object\'s distance from a converging lens is 5.61 times the focal length.

1. An object's distance from a converging lens is 5.61 times the focal length. (a) Determine the location of the image. Express the answer as a fraction of the focal length. dista…

1. An object\'s gravitational potential energy can be positive or negative, but

1. An object's gravitational potential energy can be positive or negative, but not zero. True/False? 2. If two objects with the same mass both have 100 J of mechanical energy, it'…

1. An odd parity transmission system is based on the transmission of an odd numb

1. An odd parity transmission system is based on the transmission of an odd number of A. parity bits in each transmission. B. high parity bits in each transmission. C. bits in the…

1. An odd parity transmission system is based on the transmission of an odd numb

1. An odd parity transmission system is based on the transmission of an odd number of A. parity bits in each transmission. B. high parity bits in each transmission. C. bits in the…

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, whic

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, which spans 5 cm in vertical direction on the screen. By tweaking the time sweep, the periodic saw-toot…

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, whic

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, which spans 5 cm in vertical direction on the screen. By tweaking the time sweep, the periodic saw-toot…

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, whic

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, which spans 5 cm in vertical direction on the screen. By tweaking the time sweep, the periodic saw-toot…

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, whic

1. An oscilloscope shows a steady sinusoidal signal of 5 Volt peak to peak, which spans 5 cm in vertical direction on the screen. By tweaking the time sweep, the periodic saw-toot…

1. An oversized yo-yo is made from two identical solid disks each of mass = 2.40

1. An oversized yo-yo is made from two identical solid disks each of mass = 2.40 kg and radius R = 10.8 cm. The two disks are joined by a solid cylinder of radius r = 4.00 cm and …

1. An unhealthy diet can cause blockages in the blood vessels that restrict the

1. An unhealthy diet can cause blockages in the blood vessels that restrict the flow of blood. If the blockage gets severe enough it can lead to collapse of the blood vessel. Expl…

1. Analogies exist between rotational and translational physical quantities. Ide

1. Analogies exist between rotational and translational physical quantities. Identify the rotational term analogous to each of the following: acceleration, force, mass, work, tran…

1. Analysis of Audience, Purpose, and Context : Why is a careful and accurate an

1.Analysis of Audience, Purpose, and Context: Why is a careful and accurate analysis of a text’s audience, purpose, and context critical to successful technical communication? In …

1. Angel Falls in southeastern Venezuela is the highest uninterrupted waterfall

1. Angel Falls in southeastern Venezuela is the highest uninterrupted waterfall in the world, dropping 979 m (3212 ft). Assume that it takes 14 s for the water to fall from the li…

1. Angel Falls in southeastern Venezuela is the highest uninterrupted waterfall

1. Angel Falls in southeastern Venezuela is the highest uninterrupted waterfall in the world, dropping 979 m (3212 ft). Assume that it takes 14 s for the water to fall from the li…

1. Annihilation is a process in which two anti-particles comes into contact and

1. Annihilation is a process in which two anti-particles comes into contact and gets converted into two photons. In one such experiment you used an electron and positron, each hav…

1. Annisel led systemis one which 2. The specific gravity (sGy ofa fla mass does

1. Annisel led systemis one which 2. The specific gravity (sGy ofa fla mass does set erossthe boundary, is defined as thouth energy may do so. (bymass crosses the boundary but net…

1. Answer True or False for the following: a. Equivalence is dependent on the in

1. Answer True or False for the following: a. Equivalence is dependent on the interest rate. b. Auto loans and mortgage payments are examples C. A water system, road or other item…

1. Answer the following about Mass and Momentum. a) A particle of mass m moving

1. Answer the following about Mass and Momentum. a) A particle of mass m moving at 10 m/s in the positive x direction makes a glancing elastic collision with a particle of mass 2m…

1. Answer the following questions (20 points) 1) What is drift in earthquake des

1. Answer the following questions (20 points) 1) What is drift in earthquake design? 2) List seismic force resisting systems recognized in the IBC 2012. 3) What are the benefits o…

1. Answer the following questions about our planet, Earth: a) What is the actual

1.     Answer the following questions about our planet, Earth: a)    What is the actual rotational speed of the earth? Don Answer the following questions about our planet, Earth: …

1. Answer the following questions using the phase diagram belovw Composition (at

1. Answer the following questions using the phase diagram belovw Composition (at% C) 10 15 20 25 1600 1538°C 1493 C 14008 2500 1394 C 1200 1147 C 2.14 4.30 y, Austenite 2000 1000 …

1. Answer the following questions: (25 maks) (a) Briefly dessribe the peoperties

1. Answer the following questions: (25 maks) (a) Briefly dessribe the peoperties of the common used Sther pypesHwso denermine the cutoff frequency of a low pass fher? (b) Why vola…

1. Answer the following questions: a) What is a diffraction? b) Describe a diffr

1. Answer the following questions: a) What is a diffraction? b) Describe a diffraction grating. c) What is the difference between a transmission grating and a reflection grating? …

1. Answer the following questions: a) What is a diffraction? b) Describe a diffr

1. Answer the following questions: a) What is a diffraction? b) Describe a diffraction grating. c) What is the difference between a transmission grating and a reflection grating? …

1. Answer the following two questions: i) Which is true? A photon’s energy is re

1. Answer the following two questions: i) Which is true? A photon’s energy is restricted to a value of hf. A photon’s energy can be any integer multiple of hf. A photon with frequ…

1. Answer the following: (a) What is the rating curve? How is it useful in pract

1. Answer the following: (a) What is the rating curve? How is it useful in practice? (b) How are the terms pan evaporation, reference evaporation and crop evaporation differ? (c) …