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Question:
a) Find the equation of the tangent to the curve y = (1 + 4x)10 at the point (0,1).
b) Find points on the graph of function f(x) = 2 Sin x + Sin2 x at which tangent line is horizontal.
A new material is found to be superconducting below 116 K. How much resistance will a 40 mm long sample of this material have if it is at a temperature of 104.4 K while linked to a 3.2 V AC-power supply?
A spring (k=100N/m) is squished x=.40 m with a mass m=1 kg held against it. With what speed v does the mass exit the rough region
Now adapt the ideas of the energy and entropy of mixing to gasses in different cylinder. The temperature is fixed (there is a thermal reservoir so that all changes are done isothermally). A system starts with n(He)=10 moles of helium in a cylinder..
A sanding disk with rotational inertia 2.0 multiply.gif 10-3 kg·m2 is attached to an electric drill whose motor delivers a torque of 8 N·m about the central axis of the disk. compute the angular momentum of the disk
If the bullet leaves the gun at a speed of 177 m/s, and misses by 1.02 m, at illustrate what angle should the gun be aimed so as to hit the target?
You charge an initially uncharged 79.9-mF capacitor through a 48.1 Ohm resistor by means of a 9.00-V, What is the charge after a long time (coloumbs)
A 3.0 mW laser (lamda = 545 nm) shines on a cesium photocathode (phi = 1.95 eV). Assume an efficiency of 10-5 for producing photoelectrons, Determine the photoelectric current
In Faraday's Law experiment, you will observe induced electromotive forces in a solenoid and compare their time dependences with those predicted by Faraday's Law
Two parallel plates have equal and opposite charges. When the space between the plates is evacuated, the electric field is E= 3.20×105V/m. find the charge density on each surface of the dielectric
Electric current is creating magnetic field. If an electric current is flowing througha coild wire such that it circles every loop in clockwise directionwhile moving from the begining of the coil to its end, where wouldbe north and south poles of ..
An electron in the hydrogen atom jumps from a level in which the energy is 1.89 eV higher than the energy of the final lower-energy level. What is the frequency of the light emitted in this transition
A uniform steel beam has a mass of 1860 kg. On it is resting half of an identical beam, What are the vertical support forces
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