Engineering analysis

4. A loop-the-loop roller coaster has a 12.0m radius. A car is moving at 25m/s a

4. A loop-the-loop roller coaster has a 12.0m radius. A car is moving at 25m/s at the bottom of the loop. A) What forces are doing work on the car as it goes through the loop? Exp…

4. A man walks from one end of a flat car to the other end on a horizontal railr

4. A man walks from one end of a flat car to the other end on a horizontal railroad track, then stops. His mass is 80 kg, the mass of the flat car is 200 kg, the flat car is 15 m …

4. A mass of 0.475 kg, on a frictionless table, is attached to a string which pa

4. A mass of 0.475 kg, on a frictionless table, is attached to a string which passes through a hole in the table. The hole is at the center of a horizontal circle in which the mas…

4. A metallic sphere with radius 0.3 m, carries a net charge of - 0.3 mC. Assume

4. A metallic sphere with radius 0.3 m, carries a net charge of - 0.3 mC. Assume the electric potential to be zero at infinity. (i) Calculate the electric potential (use the corre…

4. A meter stick on a horizontal frictionless table top is pivoted at the 80-cm

4. A meter stick on a horizontal frictionless table top is pivoted at the 80-cm mark. A force F1 is applied perpendicularly to the end of the stick at 0 cm, as shown. A second for…

4. A mini car of mass 42 g moves in a circular track shown in Figure 3. Assume t

4. A mini car of mass 42 g moves in a circular track shown in Figure 3. Assume that friction between the car wheels and the track is negligible. (a) Draw free-body diagram for the…

4. A model rocket moves in the zy plane (the positive y-axis points upward and p

4. A model rocket moves in the zy plane (the positive y-axis points upward and perpendicular to the ground). The rocket's velocity has components: The constants are: A 1.0 m/s2, B…

4. A negatively charged particle (q =-29OpC) travels at a constant speed of 270

4. A negatively charged particle (q =-29OpC) travels at a constant speed of 270 x 106 m s out of this page. It then enters a um im magnitude 3.10 x 10% T that points towards the l…

4. A negatively charged particle (q =-29OpC) travels at a constant speed of 270

4. A negatively charged particle (q =-29OpC) travels at a constant speed of 270 x 106 m s out of this page. It then enters a um im magnitude 3.10 x 10% T that points towards the l…

4. A negatively charged particle enters a region between two parallel plates. Ea

4. A negatively charged particle enters a region between two parallel plates. Each plate (top and bottom) are Oppositely charged, hence there exists a uniform electric field betwe…

4. A negatively charged rubber rod is brought near the knob ofa positively charg

4. A negatively charged rubber rod is brought near the knob ofa positively charged electroscope. The result is that: A) electroscope leaves will move farther apart B) the rod will…

4. A object is rotating. Use the notation in which the angular coordinate is the

4. A object is rotating. Use the notation in which the angular coordinate is the angular velocity (speed actually) is w, and the angular acceleration is a. At t-0, = radians, and …

4. A parallel plate capacitor having an area A and plate separation d is charged

4. A parallel plate capacitor having an area A and plate separation d is charged to a potential V by a battery. There is air between the plates. The battery is then disconnected a…

4. A parallel plate capacitor having an area A and plate separation d is charged

4. A parallel plate capacitor having an area A and plate separation d is charged to a potential V by a battery. There is air between the plates. The battery is then disconnected a…

4. A parallel plate capacitor is constructed with a 50 um thick ceramic dielectr

4. A parallel plate capacitor is constructed with a 50 um thick ceramic dielectric with relative permittivity of 15 and dielectric breakdown of 25 MV/m. a. What is the area of the…

4. A particularly athletic frog can push herself off of the ground with enough v

4. A particularly athletic frog can push herself off of the ground with enough velocity to jump 1m high. Note that the initial velocity of the frog, once you find it, is a propert…

4. A passenger with mass 85 kg rides on a Ferris wheel (ride which moves in a ve

4. A passenger with mass 85 kg rides on a Ferris wheel (ride which moves in a vertical circle). The seats travel in a counterclockwise vertical circle of radius 35 m. The Ferris w…

4. A passenger with mass 85 kg rides on a Ferris wheel (ride which moves in a ve

4. A passenger with mass 85 kg rides on a Ferris wheel (ride which moves in a vertical circle). The seats travel in a counterclockwise vertical circle of radius 35 m. The Ferris w…

4. A pencil falls from being balanced on its tip. It has length â„“ and uni

4. A pencil falls from being balanced on its tip. It has length â„“ and uniform mass m. a) Use conservation of energy to find the angular velocity of the pencil as it hits th…

4. A physicist of mass 59kg is stuck in the middle of a frictionless ice sheet.

4. A physicist of mass 59kg is stuck in the middle of a frictionless ice sheet. She decides to throw both of her identical mittens (each of mass 0.35kg) to give herself some veloc…

4. A pith ball is a small nonconducting ball covered with a uniform, conducting

4. A pith ball is a small nonconducting ball covered with a uniform, conducting metal foil. Initially pith ball A is charged negatively, pith ball B is neutral, and they small dis…

4. A pith ball is a small nonconducting ball covered with a uniform, conducting

4. A pith ball is a small nonconducting ball covered with a uniform, conducting metal foil. Initially pith ball A is charged negatively, pith ball B is neutral, and they small dis…

4. A plane, diving with a constant speed at an angle of 48.0° from the vertical,

4. A plane, diving with a constant speed at an angle of 48.0° from the vertical, releases a projectile at an altitude of 690 m. The projectile hits the ground 8.00 s after release…

4. A policeman (mass-83.5 kg) jumps straight down from a ship into a lifeboat (m

4. A policeman (mass-83.5 kg) jumps straight down from a ship into a lifeboat (mass- 284 kg) in which a criminal is fleeing. The horizontal velocity of the lifeboat after the poli…

4. A politician is giving a speech outside in a park. At top strength, her voice

4. A politician is giving a speech outside in a park. At top strength, her voice produces a sound intensity level of 70 dB at a distance of 1 meter a) Approximately, what is the s…

4. A positive point charge g is placed at the center of an uncharged metal spher

4. A positive point charge g is placed at the center of an uncharged metal spherical shell insulated from the around. The outside spherical shell is then grounded by a wire touche…

4. A positively charged bead (point-like charge q) moves with no friction along

4. A positively charged bead (point-like charge q) moves with no friction along a vertical rod, as sketched in Fig. 4, subject both to the Earth gravity and to the electric force …

4. A positively charged particle of mass m = 9.0 g and Q-2.6 × 10-6 C moves para

4. A positively charged particle of mass m = 9.0 g and Q-2.6 × 10-6 C moves parallel to the ground in the positive x direction with acceleration of magnitude 4.0 m/s2. The charge …

4. A projectile is fired at a velocity of 70.0m/s at an angle of 35° from the ed

4. A projectile is fired at a velocity of 70.0m/s at an angle of 35° from the edge of a 100.0m high cliff, as in the figure below. It lands on the ground some time t later. Consid…

4. A proton is moving to the right with a velocity of 2 x 106 m/s in a magnetic

4. A proton is moving to the right with a velocity of 2 x 106 m/s in a magnetic field of strength 2 T pointing out of the page. a) Find the magnitude and the direction of the forc…

4. A rectangular coil of N turns has width W and length L. It moves with velocit

4. A rectangular coil of N turns has width W and length L. It moves with velocity v as it enters a region of uniform magnetic field Bstatic (see figure at right). The coil has res…

4. A rectangular coil of N turns has width W and length L. It moves withvelocity

4. A rectangular coil of N turns has width W and length L. It moves withvelocity v as it enters a region of uniform magnetic field Bstatic (see figureat below). The coil has resis…

4. A rectangular loop of wire as it is moved through a region of uniform magneti

4. A rectangular loop of wire as it is moved through a region of uniform magnetic field B at velocity v. The figure below shows three snapshots of this motion: i. half of the loop…

4. A rectangular loop of wire as it is moved through a region of uniform magneti

4. A rectangular loop of wire as it is moved through a region of uniform magnetic field B at velocity v. The figure below shows three snapshots of this motion: i. half of the loop…

4. A rifle bullet of mass \"mi strikes a block of10 that rests on a frictionless

4. A rifle bullet of mass "mi strikes a block of10 that rests on a frictionless horizontal state The bullet exits the other end of the block at a speed of 4 of its incoming speed.…

4. A roll of toilet paper (a partially hollow cylinder with and I 90x 10 m is R2

4. A roll of toilet paper (a partially hollow cylinder with and I 90x 10 m is R2 7.5 cm, M 300. g, mounted on a massless axle along its central axis. The roll is initially at rest…

4. A roller coaster ride contains a giant vertical loop: a circle of radius 8.50

4. A roller coaster ride contains a giant vertical loop: a circle of radius 8.50 m. a.) What is the minimum speed required at the top of the loop so that passengers will stay in c…

4. A schematic of a cathode ray tube is shown below. We\'ll assume that the x-de

4. A schematic of a cathode ray tube is shown below. We'll assume that the x-deflection plates are inactive (so that they do not affect the electron beam) and ignore them. Follow …

4. A schematic of a cathode ray tube is shown below. We\'ll assume that the x-de

4. A schematic of a cathode ray tube is shown below. We'll assume that the x-deflection plates are inactive (so that they do not affect the electron beam) and ignore them. Follow …

4. A series RC circuit has a time constant of 0.960 s. The battery has an emf of

4. A series RC circuit has a time constant of 0.960 s. The battery has an emf of 48.0 V, and the maximum current in the circuit is 0.500 mA. What are (a) the value of the capacita…

4. A series of experiments is conducted in which a thin plate is subjected to bi

4. A series of experiments is conducted in which a thin plate is subjected to biaxial tension/compression, 1 , 2 , the plane surface of the plate being traction-free (i.e. 3 = 0).…

4. A simple harmonic oscillator consists of a 0.5-kg block attached to a spring

4. A simple harmonic oscillator consists of a 0.5-kg block attached to a spring and vibrates about an equilibrium position at x- 0. The force constant of the spring is 32 N/m and …

4. A small cylinder rests on a circular turntable that isrotatingclockwise at a

4. A small cylinder rests on a circular turntable that isrotatingclockwise at a constant speed. The cylinder is at adistance of r =12 cm from the center of the turntable. Thecoeff…

4. A solar sail allows a spacecraft to use radiation pressure for propulsion, si

4. A solar sail allows a spacecraft to use radiation pressure for propulsion, similar to the way wind propels a sailboat. The sails of such spacecraft are made out of enormous ref…

4. A solid in which all similar atoms are in similar positions relative to their

4. A solid in which all similar atoms are in similar positions relative to their neighbors is said to: A. have long range order B. be non-crystalline C. be amorphous D. all of the…

4. A solid sphere with mass of 2.5 kg, and radius of 20 cm rolls down an plane,

4. A solid sphere with mass of 2.5 kg, and radius of 20 cm rolls down an plane, inclined at an angle of 15. (Moment of inertia for a solid sphere is given by MR2 (a) What is the a…

4. A spring has a normal length equal to 15 in. and the constant for it is 4 lb

4.   A spring has a normal length equal to 15 in. and the constant for it is 4 lb per in. One end of the spring is attached to a stationary support, and the other end of the sprin…

4. A square loop of wire of side 15.0-cm is in a 0.125-T magnetic field oriented

4. A square loop of wire of side 15.0-cm is in a 0.125-T magnetic field oriented perpendicular to the plane of the loop. There are 125 turns in the loop. If the field is reduced l…

4. A standard two-lens microscope consists of two converging lenses (both with v

4. A standard two-lens microscope consists of two converging lenses (both with very short focal lengths), placed a distance L apart along a central optical axis, as shown (drawing…

4. A steam turbine receives the steam of 600°C and 5MPa at 20kg/s. The entering

4. A steam turbine receives the steam of 600°C and 5MPa at 20kg/s. The entering velocity of the steam can be ignored. If during the steam expansion process, 10% of the steam is re…