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Two point charges q1 = 4.00nC and q2 = ?3.00nC are placed 20.0cm apart as shown in Figure 1. There also exists a third point charge q3 = 2.00nC infinitely far away.1. Is there a point between q1 and q
The department will be overseeing the construction of a dam to create a large fresh water lake that will be approximately 15 meters deep. A horizontal pipe 1.2 meters long and 5 cm in diameter will pa
The 1D wave equation for P-waves is:\(\frac{\partial^2 u_{1}}{\partial t^2}=\alpha^{2}\frac{\partial^2 u_{1}}{\partial x_{1}^2}\), where alpha is the P-wave velocity.Show that the function
A particle with charge q is traveling with velocity v parallel to the wire with a uniform linear charge distribution λ=0.01 [C/m] per unit length. The wire also carries a current I=5 A
Calculate the moment of inertia for the disk. Find a method to estimate the new moment of inertia. Prove that your total mass is essentially unchanged. Find the new angular frequency.
Snow begins to fall at a constant rate of r kg/sec. Find an expression for the angular velocity of the merry-go-round as a function of time.
Point A is located at ( 9i+3j+4k)m, point B is located at ( 6i-7j+2k)m. The force on a thin wire from A to B is 500 Ib. What are the magnitude of the force parallel and Perpendicular to an axis lin
Determine the magnitude and coordinate direction angles for the resultant force of the combination of the two forces shown. The angle between F1 and positive X-axis is 60 degree, F1 and the positiv
Develop a hypothesis for how kernel color is inherited . The hypothesis should include:
Explain what is meant by the terms "isothermal expansion" and "adiabatic expansion". In each case derive an expression for the work done in expanding an ideal gas. Derive an expression for the chang
Draw a velocity versus time graph for her journey. Draw a position versus time graph for her journey.
The Bureau of Land Management wants you to present a plan for a self-contained city. The population is 1,000. Your job is to locate the site and provide a map, a physical description of the land, an
An astronomical telescope is used to project a real image of the moon onto a screen 32 cm from an ocular of 6 cm focal length. How far must the ocular be moved from its normal position? Give your a
1. The hydration of CO2 is catalyzed by carbonic anhydrase. The data below was collected for this enzyme. Determine the Km, vmax and kcat for this enzyme. The concentration of the enzyme i
Research and briefly identify the energy conservation measures that reduce a building's energy use by reducing one or more of the heating/cooling/electrical loads experienced by that building. (hint
Determine the force in members CD and GF of the truss and state if the members are in tension or compression. Also indicate all zero force members.
Determine the required force of P that must be applied at the blade of the pruning shears so that the blade exerts a normal force ( all vertical ) of 20 pound on the twig at E. There are four compo
Determine the force in each member of the truss and state if the members are in tension or compression. Set P1=400 pound, P2= 300 Pound, p3 = 0 pound.
Determine the normal reaction at the roller A and horizontal and vertical components at Point B for equilibrium of the mmember.
The solenoid has 500 turns and is 0.3 m long. The current in the solenoid is increasing at a constant rate of 0.7 A/s. What is the current flowing in the square loop?
A tunnel leading straight through a hill makes tones at 135 Hz and 165 Hz especially loud due to standing waves. Knowing that these two tones are two harmonics apart, find the smallest length the t
A 400 Hz vibrating source produces a standing wave pattern in a 1.5 m string that contains two antinodes. When the same string is simply plucked so that it vibrates in its fundamental mode, it gener
The average relative intensity of a person's voice is 58 dB. A microphone and amplification system increases the relative intensity to 70 dB. By what factor did the amplification system increase the
Two wires on a piano are the same length and are stretched to the same tension. Wire 1 vibrates at a frequency 1.5 times that of wire 2. Calculate the ratio of their masses (m1/m2).