Engineering analysis

1) A rescue plane wants to drop supplies to isolated mountain climbers on a rock

1) A rescue plane wants to drop supplies to isolated mountain climbers on a rocky ridge H = 215 m below. If the plane is traveling horizontally with a speed of 265.0 km/hr (73.611…

1) A resistance R and a 1.5 -H inductance are in series across a 60-Hz ac voltag

1) A resistance R and a 1.5-H inductance are in series across a 60-Hz ac voltage. The voltage across the resistor is 32 V and the voltage across the inductor is 20 V. Assume that …

1) A right circular cylinder has a diameter of 3.7 in and a height of 7 ft. (a)

1) A right circular cylinder has a diameter of 3.7 in and a height of 7 ft. (a) What is the volume of the cylinder in cubic feet? ................ ft3 (b) What is the volume in cu…

1) A rock is thrown at an angle of 35 degrees above the horizontal at a speed v

1) A rock is thrown at an angle of 35 degrees above the horizontal at a speed vo. The rock reaches a maximum height of 15m, then hits the ground at the same height it was thrown f…

1) A rock with a mass of 550 g in air is found to have an apparent mass of 327 g

1) A rock with a mass of 550 g in air is found to have an apparent mass of 327 g when submerged in water. a) What mass, in grams, of water is displaced? b) What is the volume, in …

1) A roller coaster makes a vertical circle (loop-the-loop)with a radius of curv

1) A roller coaster makes a vertical circle (loop-the-loop)with a radius of curvature of 12.7 m. At what minimum speed (inm/s) must a roller coaster car be traveling when upside d…

1) A roller-coaster cart of 1000 kg starts at rest and moves down from 150 m hei

1) A roller-coaster cart of 1000 kg starts at rest and moves down from 150 m height from the ground and running through a vertically circular rail, the diameter of the rail is 5m,…

1) A rolling ball moves from x 1 = 3.8 cm to x 2 = -4.2 cm during the time from

1)        A rolling ball moves fromx1 = 3.8 cm tox2 = -4.2 cm during the time fromt1 = 3.4 s tot2 = 6.1 s. What is its average velocity? 1 cm/s 2) If you are driving 105km/h along…

1) A rubber balloon has been inflated so that it is a sphere of radius a where a

1) A rubber balloon has been inflated so that it is a sphere of radius a where a remains a constant. The balloon has charge Q uniformly spread over its outer surface. (Treat the b…

1) A rubber stopper with a mass of 26 g (.026 kg) is attached to a 0.3 m string

1) A rubber stopper with a mass of 26 g (.026 kg) is attached to a 0.3 m string and spun overhead. It is determined that it spins with a velocity of 4.96 m/s. Ignoring the Force o…

1) A sample of 1 mol of hydrogen has a temperature of 27 ° C (a) What is the kin

1) A sample of 1 mol of hydrogen has a temperature of 27 ° C (a) What is the kinetic energy of all the molecules in the sample? (b) How fast should a person of 65 kg run to have t…

1) A sample of 1 mol of hydrogen has a temperature of 27 ° C (a) What is the kin

1) A sample of 1 mol of hydrogen has a temperature of 27 ° C (a) What is the kinetic energy of all the molecules in the sample? (b) How fast should a person of 65 kg run to have t…

1) A sample of cesium-137 has an activity of 4.00 µCi and a half-life of 30.2 ye

1) A sample of cesium-137 has an activity of 4.00 µCi and a half-life of 30.2 years. How many cesium-137 nuclei are present in the original sample? Correct, computer gets: 2.03e+1…

1) A scale is submerged at the bottom of a swimming pool and then a 1kg block of

1) A scale is submerged at the bottom of a swimming pool and then a 1kg block of aluminum is placed on it. If the scale reads newtons, what does the scale read with the block on i…

1) A science-fair radio uses a homemade capacitor made of two 40 cm × 40 cm shee

1) A science-fair radio uses a homemade capacitor made of two 40 cm × 40 cm sheets of aluminum foil separated by a 0.20-mm-thick sheet of paper. Assume dielectric constant of pape…

1) A screen is placed a distance 2 m away from another screen with two slits 0.1

1) A screen is placed a distance 2 m away from another screen with two slits 0.1 mm apart. Behind the slits is a coherent light source with wavelength, = 560 nm.    a) What is the…

1) A screen that is 1.0m wide is 2.0m away from a pair of slits illuminated by 6

1) A screen that is 1.0m wide is 2.0m away from a pair of slits illuminated by 633-nm light, with the screen centered between the slits. Find the highest-order bright fringe that …

1) A scuba diver swims below the surface, breathing air from tanks of her scuba

1) A scuba diver swims below the surface, breathing air from tanks of her scuba gear. a. It’s easiest for her to maintain a constant depth if the buoyant force on her and her equi…

1) A section of straight wire within a magnetic field is conducting a current to

1) A section of straight wire within a magnetic field is conducting a current to the right. The external magnetic field is uniform and directed into the paper. A number of changes…

1) A shot-putter accelerates a 7.12 kg shot from rest to 14.4 m/s. If this motio

1) A shot-putter accelerates a 7.12 kg shot from rest to 14.4 m/s. If this motion takes 1.86 s, what average power was developed? 2) In the rope climb, a 72.8 kg athlete climbs a …

1) A silver wire has a resistance of 4.7 at 20C. What resistance does it have at

1) A silver wire has a resistance of 4.7 at 20C. What resistance does it have at 43C? Use a temperature coefficient of resistivity of 0.0038 (C)1. Neglect any change in length or …

1) A simple barometer is made by taking a tube that is open at one end and close

1) A simple barometer is made by taking a tube that is open at one end and closed at the other, filling it with fluid, and inverting it so that the open end is submerged in a bowl…

1) A simple barometer is made by taking a tube that is open at one end and close

1) A simple barometer is made by taking a tube that is open at one end and closed at the other, filling it with fluid, and inverting it so that the open end is submerged in a bowl…

1) A simple harmonic oscillator oscillates with frequency f when its amplitude i

1) A simple harmonic oscillator oscillates with frequency f when its amplitude is A. If the amplitude is now doubled to 2A, what is the new frequency? A) 2f B) 4f C) f D) f/2 E) f…

1) A simple model of the Hydrogen atom, the electron moves in a circular orbit o

1) A simple model of the Hydrogen atom, the electron moves in a circular orbit of radius r of 0.053 nm around a stationary proton. This is shown in the figure below. a. Find the e…

1) A sine wave traveling on a string is described by the following equation:y=As

1) A sine wave traveling on a string is described by the following equation:y=Asin(bx+ct+d) where A is 1.66 cm, b is 0.58 rad/cm, c is 0.69 rad/s, andd is 1.32 rad. (a) What is th…

1) A single circular loop of wire of radius 0.75m carries a constant current of

1) A single circular loop of wire of radius 0.75m carries a constant current of 3.0A. The loop may be rotated about an axis that passes through the center and lies in the plane of…

1) A single slit forms a diffractionpattern, with the first minimum at an angle

1) A single slit forms a diffractionpattern, with the first minimum at an angle of 40° fromcentral maximum. Monochromatic light of450-nmwavelength is used. The same slit, illumina…

1) A sinusoidal electromagnetic wave from a radio station passes perpendicularly

1) A sinusoidal electromagnetic wave from a radio station passes perpendicularly through an open window that has area of 0.450 m2 . At the window, the electric field of the wave h…

1) A sky diver with an open parachute approches theground with constant velocity

1) A sky diver with an open parachute approches theground with constant velocity. There is no wind to blow him fromside to side. Which statement is correct? a) The skydiver is not…

1) A slide projector has a converging lens whose focal length is 104.00 mm. (a)

1) A slide projector has a converging lens whose focal length is 104.00 mm. (a) How far (in meters) from the lens must the screen be located if a slide is placed 105.61 mm from th…

1) A slide projector has a converging lens whose focal length is 104.00 mm. (a)

1) A slide projector has a converging lens whose focal length is 104.00 mm. (a) How far (in meters) from the lens must the screen be located if a slide is placed 105.61 mm from th…

1) A small ball is attached to one end of a spring that has an unstrained length

1) A small ball is attached to one end of a spring that has an unstrained length of 0.204 m. The spring is held by the other end, and the ball is whirled around in a horizontal ci…

1) A small, 300 g cart is moving at 1.10 m/s on an air track when it collides wi

1) A small, 300 g cart is moving at 1.10 m/s on an air track when it collides with a larger, 5.00 kg cart at rest. After the collision, the small cart recoils at 0.820 m/s. Part A…

1) A solenoid with 1200 turns per meter has a diameter of 7.00 cm. A current I =

1) A solenoid with 1200 turns per meter has a diameter of 7.00 cm. A current I = 2.51 A flows in the counterclockwise direction (when viewed from location P) in the solenoid. A re…

1) A solid object can be deformed in threee fundamental ways. Consider a block o

1) A solid object can be deformed in threee fundamental ways. Consider a block of steel that has sunk to the bottom of a lake. The deformation of the block due to water pressure i…

1) A solid sphere of mass 0.595 kg rolls without slipping along a horizontal sur

1) A solid sphere of mass 0.595 kg rolls without slipping along a horizontal surface with a translational speed of 5.49 m/s. It comes to an incline that makes an angle of 39° with…

1) A spaceship of triangular shape, having a length twice itswidth, is capable o

1) A spaceship of triangular shape, having a length twice itswidth, is capable of relativistic speeds. How fast would ithave to move so that to a stationary observer its length wo…

1) A sphere of copper that has a radius of 7 cm is compressed uniformly by a for

1) A sphere of copper that has a radius of 7 cm is compressed uniformly by a force of 2.6 108 N. Calculate the change in volume of the sphere and the final radius. The bulk modulu…

1) A sphere of radius r =34.5 cm and massm = 1.80 kg starts from rest and rolls

1) A sphere of radius r =34.5 cm and massm = 1.80 kg starts from rest and rolls without slipping down a 30.0 incline that is 10.0 m long. C) What is the ratio of translational to …

1) A spherical balloon has a radius of 6.60 m, and is filled with helium. How la

1)A spherical balloon has a radius of 6.60 m, and is filled with helium. How large a cargo can it lift, assuming that the skin and structure of the balloon have a mass of 930 kg? …

1) A spherical surface completely surrounds a collection ofcharges. Find the ele

1) A spherical surface completely surrounds a collection ofcharges. Find the electric flux through the surface if thecollection consists of a single +3.93E-6 C charge. 2) A plate …

1) A sports car accelerates from rest to 100 km/h in 6.1 s. What is its average

1) A sports car accelerates from rest to 100 km/h in 6.1 s. What is its average acceleration in m/s2? m/s2 2)A sports car moving at constant speed travels 100 m in 4.9 s. If it th…

1) A spring has a spring constant k = 493 N/m. Let x = 0 referto the spring\'s u

1) A spring has a spring constant k = 493 N/m. Let x = 0 referto the spring's unstretched length. What is the work (in J) neededto stretch the spring 2.7 cm, starting from x = 5.7…

1) A spring is 17.8 cm long when it is lying on a table. One end is then attache

1) A spring is 17.8 cm long when it is lying on a table. One end is then attached to a hook and the other end is pulled by a force that increases to 28.0 N , causing the spring to…

1) A spring is 17.8 cm long when it is lying on a table. One end is then attache

1) A spring is 17.8 cm long when it is lying on a table. One end is then attached to a hook and the other end is pulled by a force that increases to 28.0 N , causing the spring to…

1) A spring stretches 5.0cm when a 0.30kg block is hung from it. If a 0.60kg blo

1)  A spring stretches 5.0cm when a 0.30kg block is hung from it. If a 0.60kg block replaces the 0.30kg block, how far does the spring stretch? DeltaX=________cm 2) How close to t…

1) A spring stretches 5.0cm when a 0.30kg block is hung from it. If a 0.60kg blo

1)  A spring stretches 5.0cm when a 0.30kg block is hung from it. If a 0.60kg block replaces the 0.30kg block, how far does the spring stretch? DeltaX=________cm 2) How close to t…

1) A spring-block system sits on a horizontail, frictionless surface. The blocks

1) A spring-block system sits on a horizontail, frictionless surface. The blocks mass is 5.00 kg and the mass of the spring is negligible. The spring is compressed to 30.0 cm from…

1) A spy satellite is in circular orbit around the earth and makes four revoluti

1) A spy satellite is in circular orbit around the earth and makes four revolutions every day. a. How high above the earth’ssurface is the satellite? b. Calculate the satelliteâ…