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Let the region R bounded by graph of f(x)=sqrt(x^2+1) on interval [0,2]. Determine volume of solid formed when R is revolved about y-axis.
Within a sealed chamber, a wooden cube 10 cm all along each side is positioned on a platform scale having a precision of +- 0.01 g. Half of the air within the chamber is then pumped out of the chamb
The random variable N follows poisson distribution with intensity parameter (lambda), conditionally, provided N=n, random variable X follows binomial distribution, bin(n,p).
A uniform bar of unknown mass consists of length 40 cm. If a mass of 1 kg is suspended from one end of the bar, the system will balance at a point 15 cm from the end. Determine the mass of the bar?
No heat is transferred to the water throughout this experiment. The specific heat of the water is around 4190 J/kg-K. Determine the specific heat of the unknown mass?
(i) When a sample of gold, having mass of 55.26 g, is pressed into the leaf of 5.000 µm thickness, determine the area of the leaf?
Compute the ground state energy for a particle of mass 1 gram confined to be in the 1-dimensional box of length l cm. Compute the quantum number n if that particle consists of a velocity of 1 nanome
Suppose that ten year loan has the 12% APR. Find number of payments and suitable effective interest rate per payment period if: Compounding is continuously and payments are made biennially.
The capacitor is substituted by one with C = 0.0360 µF and the source frequency is adjusted to the new resonance value. Determine then the average power delivered by the source?
A high-end gas stove generally has at least one burner rated at 14000 Btu/h. When you put aluminum pot of 0.35 kg having 2.5 liters of water at 20°C on this burner, determine how long will it ta
When your fixture comprises of a 23 W compact fluorescent bulb at 120V, and your local power utility sells energy at 10 cents per kilowatt then determine how much will it cost to leave the bulb on f
Compute the integral E ds for each of the three dashed paths; i) Path 1 (corresponds to R1)
Create the 2x3 matrix A, not in echelon form, such that solution of Ax = 0 is a line in |R^3. Create the 2x3 matrix B, not in echelon form, such that solution of Ax = 0 is the plane in |R^3.
It is viewed that a tangential force of around 1.5N is needed to ‘twist’ the mass via a 20 degree angle. From its position, the mass is released and let to rotate. i) Determine the perio
Find out the power of the lens that consists of a focal length of 40 cm? Please illustrate computations and pick the best answer from below.
Find out the average rate at which electrical energy is dissipated (transformed to other forms) in the capacitor and (vi) in the inductor?
A jumper of 78 kg lands stiff-legged on the floor and modifies his velocity from –5 m/s to zero in 0.2 seconds. Calculate the average ground reaction force under his feet throughout this time
A uniform disk having radius 30 cm, thickness 3cm and mass 5 kg rotates at 10 rad/s around an axis parallel to the symmetry axis however .5 cm from that axis. Determine the total force on the bearin
A shortsighted person consists of a far point which is 4.2 m from his eye. Determine what focal length lenses he must use in his contact lenses to let him to focus on distant objects. Please illustr
Employing double-declining balance method, depreciation for 2011 and book value at December 31, 2011, would be?
Determine how far from a lens of focal length 50.0 mm should the object be positioned if it is to make a virtual image magnified in size by a factor of three?
A object is around 20 cm in front of the concave mirror and the image is around 5.0 cm in front of the mirror. Determine the focal length of the mirror.
The thickness of film is around 260 nm and is the minimum non-zero thickness for which constructive interference can take place. Determine the refractive index of the film?
The radius of curvature of the curved side of the plamo-convex lens made up of glass (having n =1.64) is 25 cm. Determine the focal length of the lens?
The light shining on a diffraction grating consists of a wavelength of 496 nm (in vacuum). The grating generates a second-order bright fringe whose position is stated by an angle of 8.22°. Deter